Table B-14. Estimated Measures of Reliability for Shipment Characteristics by Three-Digit Commodity and Mode of Transportation: 2002

Table B-14. Estimated Measures of Reliability for Shipment Characteristics by Three-Digit Commodity and Mode of Transportation: 2002

[Estimates are based on the 2002 Commodity Flow Survey]

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All commodities

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	1.3	–	2.0	–	3.7	–	2.9
Single modes	1.4	0.3	2.1	0.5	3.1	0.7	7.0
Truck	1.4	0.4	2.6	1.0	2.8	1.5	3.7
For-hire truck	2.3	0.6	3.6	1.0	3.1	1.2	2.6
Private truck	1.6	0.5	3.4	0.8	3.9	0.4	4.2
Rail	6.0	0.2	5.7	0.7	6.7	1.3	6.7
Water	6.4	–	6.8	0.4	7.4	0.7	16.5
Shallow draft	8.6	–	7.9	0.3	10.3	0.7	15.2
Great Lakes	29.1	–	22.3	–	24.5	0.1	15.0
Deep draft	15.4	–	18.0	0.3	19.2	0.4	28.6
Air (including truck and air)	11.6	0.4	11.6	–	15.5	–	4.2
Pipeline	6.4	0.1	6.9	0.4	S	S	S
Multiple modes	3.3	0.4	10.0	0.2	16.5	0.8	2.2
Parcel, USPS or courier	3.3	0.3	4.4	–	4.2	–	2.3
Truck and rail	13.2	0.1	12.3	–	7.1	0.1	3.1
Truck and water	26.4	–	16.6	–	18.5	0.2	9.4
Rail and water	16.6	–	23.0	0.2	35.1	0.9	21.0
Other multiple modes	31.8	–	30.7	–	25.2	0.1	S
Other and unknown modes	3.0	0.1	12.6	0.4	9.7	0.2	13.0

SCTG 10, Live animals and live fish

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	21.1	–	24.5	–	26.0	–	18.3
Single modes	21.7	2.8	24.7	2.2	24.5	1.9	47.7
Truck	21.8	2.8	24.7	2.1	24.6	2.0	38.8
For-hire truck	25.7	7.6	29.1	9.2	33.2	9.0	12.9
Private truck	32.8	8.3	37.1	9.5	42.4	9.3	43.8
Rail	–	–	–	–	–	–	–
Water	S	S	S	S	S	S	22.4
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	46.2	0.6	46.5	0.2	46.8	1.2	20.2
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	22.4
Parcel, USPS or courier	S	S	S	S	S	S	22.4
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	22.4

SCTG 21, Wheat

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	11.4	–	10.9	–	12.2	–	17.3
Single modes	11.8	1.9	11.3	2.0	12.5	1.6	18.1
Truck	22.1	6.1	21.3	6.0	25.6	4.6	20.6
For-hire truck	22.7	5.4	22.7	5.4	30.5	4.6	23.4
Private truck	37.4	2.0	37.9	2.4	46.4	1.2	15.1
Rail	16.9	6.0	21.7	6.0	18.4	6.5	12.5
Water	30.5	4.4	23.6	4.1	26.9	5.1	12.0
Shallow draft	40.3	4.3	31.2	4.0	29.4	5.2	12.0
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	23.1
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	27.2
Parcel, USPS or courier	S	S	S	S	S	S	22.4
Truck and rail	S	S	S	S	S	S	22.4
Truck and water	S	S	S	S	S	S	22.4
Rail and water	S	S	S	S	S	S	22.4
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	24.3

SCTG 22, Corn, except sweet

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	9.7	–	10.0	–	23.4	–	17.5
Single modes	10.3	1.9	10.6	2.0	24.8	2.3	17.5
Truck	17.5	4.3	18.4	4.1	26.7	2.0	19.9
For-hire truck	20.5	4.0	21.8	3.9	34.1	1.7	20.8
Private truck	37.7	3.0	37.8	3.1	S	S	10.6
Rail	25.4	4.9	26.0	5.0	44.6	6.5	15.0
Water	15.0	4.1	14.5	4.1	17.6	5.5	4.9
Shallow draft	16.4	3.1	16.7	3.1	18.4	5.6	3.7
Great Lakes	S	S	S	S	S	S	21.8
Deep draft	30.1	4.4	29.2	4.4	30.9	0.6	17.2
Air (including truck and air)	S	S	S	S	S	S	23.0
Pipeline	–	–	–	–	S	S	S
Multiple modes	34.9	1.0	34.3	1.0	34.5	2.3	36.6
Parcel, USPS or courier	S	S	S	S	S	S	20.1
Truck and rail	S	S	S	S	S	S	45.0
Truck and water	S	S	S	S	S	S	21.4
Rail and water	S	S	S	S	S	S	19.4
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	S	S	S	S	S	S	S

SCTG 29, Other cereal grains

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	17.4	–	17.6	–	24.6	–	15.6
Single modes	18.5	3.3	18.8	3.1	25.1	5.1	14.1
Truck	23.3	6.6	30.2	6.9	23.1	6.3	17.7
For-hire truck	23.4	6.0	25.1	6.1	26.5	5.1	20.8
Private truck	34.1	5.2	S	S	38.5	3.5	30.9
Rail	28.8	6.4	25.8	6.6	33.3	8.4	15.9
Water	34.2	3.0	32.8	3.1	40.3	6.3	16.5
Shallow draft	33.7	1.6	33.1	2.1	40.4	6.1	15.1
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.6
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	40.8
Parcel, USPS or courier	S	S	S	S	S	S	33.5
Truck and rail	S	S	S	S	S	S	26.6
Truck and water	S	S	S	S	S	S	22.3
Rail and water	S	S	S	S	S	S	22.4
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	46.6	1.4	35.1	1.2	S	S	S

SCTG 31, Fresh or chilled potatoes (Irish potatoes), except sweet

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	19.5	–	21.9	–	34.7	–	32.7
Single modes	19.7	1.4	22.3	1.4	34.9	0.6	32.2
Truck	20.1	2.4	21.5	3.2	33.9	6.7	30.4
For-hire truck	22.7	5.9	27.3	7.0	32.2	8.4	19.6
Private truck	28.6	6.2	30.7	7.4	S	S	21.4
Rail	45.0	2.2	47.8	3.1	47.5	6.8	16.6
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	S
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	S	S	S	S	S	S	22.4
Truck and water	S	S	S	S	S	S	22.4
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	S

SCTG 32, 10-14Fresh or chilled edible vegetables, except potatoes (Irish potatoes)

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	13.2	–	14.5	–	19.8	–	36.4
Single modes	13.7	1.3	14.9	1.4	20.1	1.1	31.6
Truck	14.0	1.8	15.7	3.6	22.9	4.8	31.1
For-hire truck	20.5	5.4	18.8	5.8	26.5	6.6	16.5
Private truck	17.2	5.6	20.0	6.1	15.6	5.3	23.7
Rail	37.2	0.8	S	S	45.9	4.9	14.1
Water	S	S	S	S	S	S	46.2
Shallow draft	S	S	S	S	S	S	21.7
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	21.9
Air (including truck and air)	S	S	S	S	S	S	19.4
Pipeline	–	–	–	–	S	S	S
Multiple modes	39.5	0.2	36.1	0.1	44.5	0.8	18.6
Parcel, USPS or courier	S	S	S	S	S	S	18.7
Truck and rail	S	S	S	S	S	S	20.6
Truck and water	S	S	S	S	S	S	22.2
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	41.5	1.3	38.2	1.3	S	S	S

SCTG 33, Fresh, chilled, or dried edible fruit and nuts

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	30.9	–	35.6	–	25.7	–	15.9
Single modes	32.8	3.5	36.7	1.6	25.9	3.4	43.5
Truck	32.6	3.4	37.1	1.8	24.8	4.2	43.1
For-hire truck	36.0	5.8	29.6	6.0	27.1	5.6	19.9
Private truck	49.8	6.2	S	S	S	S	S
Rail	S	S	S	S	S	S	21.1
Water	S	S	S	S	S	S	22.4
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	23.9
Pipeline	–	–	–	–	S	S	S
Multiple modes	41.0	3.4	41.3	1.3	46.9	3.2	13.2
Parcel, USPS or courier	S	S	S	S	S	S	16.8
Truck and rail	S	S	S	S	S	S	15.5
Truck and water	S	S	S	S	S	S	S
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	35.2	0.8	43.2	1.1	34.2	0.9	S

SCTG 34, Soya beans

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	8.9	–	8.6	–	14.6	–	18.9
Single modes	8.7	0.8	8.5	0.8	14.6	1.9	18.0
Truck	18.6	6.2	19.5	6.4	23.0	3.6	19.1
For-hire truck	23.7	5.3	25.0	5.5	26.7	3.1	44.8
Private truck	24.6	3.6	28.5	4.0	25.7	0.9	15.1
Rail	27.0	4.5	27.8	4.7	32.5	5.8	13.8
Water	21.8	6.1	21.8	6.3	22.2	5.5	5.6
Shallow draft	16.0	2.4	16.5	2.7	23.0	5.4	5.3
Great Lakes	–	–	–	–	–	–	–
Deep draft	41.9	6.0	41.2	6.1	43.5	1.8	17.7
Air (including truck and air)	S	S	S	S	S	S	21.0
Pipeline	–	–	–	–	S	S	S
Multiple modes	45.5	0.8	44.4	0.8	48.2	1.9	17.6
Parcel, USPS or courier	S	S	S	S	S	S	20.6
Truck and rail	S	S	S	S	45.0	–	19.8
Truck and water	S	S	S	S	S	S	21.6
Rail and water	S	S	S	S	S	S	21.5
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	31.2	–	40.4	–	S	S	30.3

SCTG 35, Oil seeds and nuts, except olives and soya beans

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	35.5	–	31.1	–	46.1	–	21.9
Single modes	34.1	2.0	28.7	1.6	42.1	2.9	23.5
Truck	36.6	3.4	29.0	4.5	42.8	6.4	23.4
For-hire truck	43.0	5.6	33.9	4.8	45.2	5.9	13.5
Private truck	26.4	6.0	34.4	3.9	34.9	1.9	42.5
Rail	36.6	3.4	44.2	4.4	46.1	6.0	18.0
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	18.4
Parcel, USPS or courier	S	S	S	S	S	S	19.1
Truck and rail	S	S	S	S	S	S	22.1
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	49.2	1.2	S	S	22.3

SCTG 36, Bulbs, live plants, and seeds for sowing, nec

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	17.5	–	29.3	–	39.3	–	13.2
Single modes	21.3	5.4	31.5	3.9	34.9	6.8	34.0
Truck	22.4	6.1	31.9	4.8	34.3	7.9	25.4
For-hire truck	25.2	6.2	27.6	7.9	33.9	9.3	15.0
Private truck	30.2	6.7	37.3	8.6	S	S	17.6
Rail	S	S	S	S	S	S	S
Water	S	S	S	S	S	S	22.4
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	17.3
Pipeline	S	S	S	S	S	S	S
Multiple modes	28.5	4.6	S	S	S	S	10.2
Parcel, USPS or courier	32.1	4.5	39.3	1.1	S	S	10.4
Truck and rail	S	S	S	S	S	S	21.4
Truck and water	S	S	S	S	S	S	21.2
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	42.6	1.6	50.0	3.3	S	S	S

SCTG 39, Fresh-cut flowers, plants, and parts of plants, and other agricultural

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	15.7	–	27.5	–	25.9	–	S
Single modes	16.3	2.1	26.1	1.8	31.1	6.6	S
Truck	16.8	2.7	17.6	5.2	25.4	8.0	S
For-hire truck	21.7	5.6	22.0	5.7	26.3	7.7	11.4
Private truck	21.5	5.7	26.5	5.8	S	S	18.9
Rail	S	S	49.1	2.1	S	S	47.1
Water	S	S	S	S	S	S	22.1
Shallow draft	S	S	S	S	S	S	22.4
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	16.9
Pipeline	–	–	–	–	S	S	S
Multiple modes	37.1	1.8	36.8	1.7	33.7	6.6	22.1
Parcel, USPS or courier	S	S	S	S	S	S	17.7
Truck and rail	45.7	1.2	41.2	1.7	35.2	6.7	17.0
Truck and water	S	S	S	S	S	S	21.9
Rail and water	S	S	S	S	S	S	22.4
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	48.4	0.9	S	S	S	S	S

SCTG 41, Cereal straw or husks, forage products, residues and waste from the food

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	12.2	–	18.0	–	16.4	–	S
Single modes	12.9	2.0	18.6	1.9	8.8	4.9	S
Truck	14.4	3.0	22.6	3.4	15.4	5.0	S
For-hire truck	18.4	4.9	26.2	4.2	16.2	4.6	14.8
Private truck	27.7	5.1	15.6	2.4	16.5	1.2	S
Rail	12.4	2.0	8.9	2.9	12.2	4.7	4.8
Water	S	S	43.9	0.7	39.0	1.0	18.7
Shallow draft	S	S	43.2	0.5	39.4	1.0	18.7
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	22.2
Pipeline	S	S	S	S	S	S	S
Multiple modes	42.0	2.0	S	S	S	S	19.9
Parcel, USPS or courier	S	S	S	S	S	S	25.5
Truck and rail	S	S	41.6	–	46.4	0.1	21.3
Truck and water	S	S	S	S	S	S	21.5
Rail and water	S	S	S	S	S	S	21.9
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	42.4	0.1	39.8	0.1	45.9	–	S

SCTG 42, Animal feed preparations

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	12.3	–	19.1	–	12.9	–	21.4
Single modes	12.7	2.3	19.6	0.8	10.6	3.1	14.2
Truck	12.3	2.3	19.4	2.5	10.9	5.6	12.9
For-hire truck	14.3	4.4	16.2	3.5	15.1	5.0	13.1
Private truck	18.2	4.4	25.5	3.9	16.8	4.5	13.7
Rail	34.2	1.4	35.9	2.5	36.6	5.3	16.8
Water	S	S	S	S	S	S	32.5
Shallow draft	S	S	S	S	S	S	21.8
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	21.4
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	48.7	0.4	S	S	12.3
Parcel, USPS or courier	S	S	S	S	S	S	13.9
Truck and rail	48.8	–	S	S	S	S	19.3
Truck and water	S	S	S	S	S	S	19.2
Rail and water	S	S	S	S	S	S	20.5
Other multiple modes	S	S	S	S	S	S	S
Other and unknown modes	28.8	0.5	27.9	0.6	47.7	0.7	39.2

SCTG 51, Meat including poultry, except preparations

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	4.5	–	4.6	–	6.6	–	13.1
Single modes	4.4	0.5	4.5	0.6	6.6	0.3	13.1
Truck	4.4	0.5	4.4	0.7	6.6	0.5	12.8
For-hire truck	5.2	2.8	5.7	2.7	6.7	1.8	4.3
Private truck	9.6	2.6	9.3	2.7	15.5	1.9	10.5
Rail	37.1	–	35.3	0.2	32.5	0.5	20.7
Water	S	S	S	S	S	S	22.3
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.3
Air (including truck and air)	S	S	S	S	S	S	18.1
Pipeline	–	–	–	–	S	S	S
Multiple modes	22.0	–	29.5	–	28.8	0.1	14.2
Parcel, USPS or courier	37.1	–	35.3	–	47.0	–	13.3
Truck and rail	48.6	–	S	S	S	S	21.1
Truck and water	26.2	–	30.5	–	34.3	–	27.5
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.2
Other and unknown modes	44.1	0.5	43.6	0.6	31.7	0.2	S

SCTG 52, Fish, except live, and seafood, except preparations

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	13.2	–	10.8	–	18.8	–	32.8
Single modes	13.4	0.9	11.0	1.1	19.0	1.8	37.4
Truck	13.6	1.1	10.3	2.0	18.0	4.3	35.8
For-hire truck	20.6	5.3	18.5	4.7	23.1	4.9	14.8
Private truck	20.7	6.1	16.0	5.9	18.7	3.9	16.1
Rail	S	S	S	S	S	S	22.4
Water	31.4	0.4	S	S	S	S	18.2
Shallow draft	S	S	S	S	S	S	20.0
Great Lakes	–	–	–	–	–	–	–
Deep draft	41.8	0.3	S	S	S	S	18.8
Air (including truck and air)	26.1	0.3	38.0	0.3	43.9	1.8	7.8
Pipeline	–	–	–	–	S	S	S
Multiple modes	31.6	0.8	41.4	1.0	35.3	1.8	23.3
Parcel, USPS or courier	45.1	–	42.4	–	S	S	18.5
Truck and rail	–	–	–	–	–	–	–
Truck and water	36.1	0.8	43.4	1.0	37.0	1.8	19.1
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	34.1	0.4	25.9	0.5	S	S	S

SCTG 53, Preparations, extracts, and juices of meat, fish, or seafood

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	21.9	–	37.4	–	S	S	30.3
Single modes	21.9	4.8	38.0	4.6	S	S	38.5
Truck	21.9	6.8	38.1	6.6	S	S	39.4
For-hire truck	26.8	8.5	34.9	8.0	49.1	8.6	17.6
Private truck	40.6	7.6	S	S	S	S	S
Rail	S	S	S	S	S	S	22.4
Water	S	S	S	S	S	S	22.4
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	21.7
Pipeline	–	–	–	–	S	S	S
Multiple modes	48.2	4.7	S	S	S	S	39.0
Parcel, USPS or courier	S	S	S	S	S	S	37.3
Truck and rail	–	–	–	–	–	–	–
Truck and water	S	S	S	S	S	S	21.7
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	S

SCTG 61, Wheat flour, groats, and meal

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	19.2	–	22.4	–	21.5	–	17.1
Single modes	19.4	1.0	22.5	1.0	21.0	1.7	18.6
Truck	19.4	2.6	23.5	4.0	23.4	6.2	16.6
For-hire truck	23.2	7.6	27.1	8.2	25.7	7.2	31.6
Private truck	24.1	6.8	33.1	6.3	37.1	5.6	17.6
Rail	40.6	2.4	27.3	3.7	24.3	6.0	14.2
Water	S	S	S	S	S	S	22.4
Shallow draft	S	S	S	S	S	S	22.4
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	S	S	S	S	S	S	S
Multiple modes	37.6	0.8	46.8	0.9	S	S	18.1
Parcel, USPS or courier	S	S	S	S	S	S	19.4
Truck and rail	S	S	S	S	S	S	21.8
Truck and water	S	S	S	S	S	S	22.4
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	S

SCTG 62, Malt, starches, inulin, wheat gluten, and milled or otherwise worked

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	16.8	–	17.9	–	18.5	–	14.2
Single modes	17.1	2.0	17.8	0.9	19.3	1.7	20.4
Truck	18.9	4.6	19.6	5.2	26.6	5.1	23.8
For-hire truck	24.1	5.3	24.4	5.3	29.4	5.2	15.5
Private truck	32.5	4.5	33.7	3.4	46.5	1.1	46.0
Rail	26.0	3.6	25.5	4.6	25.7	5.4	8.5
Water	S	S	S	S	S	S	22.4
Shallow draft	S	S	S	S	S	S	20.7
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	21.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	40.3	0.7	45.4	1.5	14.6
Parcel, USPS or courier	S	S	S	S	47.8	–	19.9
Truck and rail	S	S	42.9	0.7	S	S	16.2
Truck and water	S	S	S	S	S	S	21.9
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	37.3	1.8	S	S	S	S	S

SCTG 63, Food preparations of cereals, flour, starch, or milk

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	15.0	–	19.0	–	17.1	–	10.0
Single modes	15.0	0.7	18.8	0.4	15.0	1.6	10.3
Truck	14.8	0.7	18.8	0.5	14.9	1.7	10.3
For-hire truck	15.2	4.1	15.3	5.1	14.4	3.8	9.1
Private truck	24.8	4.2	41.8	5.1	45.7	3.5	9.2
Rail	S	S	35.6	0.1	32.2	0.4	15.0
Water	S	S	S	S	S	S	22.4
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	21.3
Pipeline	–	–	–	–	S	S	S
Multiple modes	31.2	0.7	S	S	S	S	24.2
Parcel, USPS or courier	45.1	0.7	S	S	S	S	22.3
Truck and rail	S	S	S	S	S	S	16.6
Truck and water	S	S	S	S	S	S	S
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	28.9	0.1	30.5	0.1	35.5	0.2	S

SCTG 64, Bakery products

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	9.2	–	16.3	–	12.0	–	32.5
Single modes	9.3	0.7	16.2	0.7	11.9	2.6	27.2
Truck	9.3	0.8	16.2	0.7	12.3	2.7	27.3
For-hire truck	13.5	4.0	26.9	4.4	15.2	3.6	17.9
Private truck	14.3	3.9	14.0	4.3	12.4	2.8	33.2
Rail	S	S	32.3	0.1	35.6	1.0	17.7
Water	S	S	S	S	S	S	22.4
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	22.3
Pipeline	–	–	–	–	S	S	S
Multiple modes	27.1	0.5	36.8	0.6	36.6	2.5	25.8
Parcel, USPS or courier	40.5	0.2	S	S	41.8	0.2	23.7
Truck and rail	33.5	0.5	40.2	0.6	38.1	2.5	16.0
Truck and water	S	S	S	S	S	S	S
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	37.3	0.4	S	S	46.6	0.3	S

SCTG 71, Dairy products, except chocolate milk, eggnog, and food preparations of milk

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	10.1	–	14.7	–	7.9	–	29.2
Single modes	10.3	0.8	15.1	1.1	8.1	0.3	13.2
Truck	10.4	0.8	15.1	1.1	8.3	0.6	13.1
For-hire truck	11.4	3.7	17.2	4.8	8.9	3.6	19.1
Private truck	17.3	3.8	24.4	5.0	21.1	3.7	7.7
Rail	18.9	0.1	18.9	–	19.5	0.3	25.1
Water	S	S	S	S	45.3	–	S
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	45.3	–	S
Air (including truck and air)	S	S	42.2	–	S	S	18.9
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	31.6	–	34.7	0.2	13.2
Parcel, USPS or courier	S	S	S	S	S	S	15.1
Truck and rail	47.2	–	S	S	S	S	19.9
Truck and water	S	S	S	S	S	S	21.0
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	31.9	0.7	33.5	1.1	24.1	0.2	S

SCTG 72, Processed or prepared vegetables, fruit, or nuts, except dried or milled

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	9.7	–	11.6	–	15.8	–	21.6
Single modes	9.7	1.2	11.5	1.5	14.8	1.8	25.4
Truck	9.7	1.1	11.4	1.9	15.5	3.5	25.4
For-hire truck	16.2	4.4	16.0	3.9	18.3	3.9	15.5
Private truck	12.8	4.4	17.2	4.2	36.0	3.8	18.4
Rail	24.6	0.5	32.8	1.1	28.7	2.8	7.9
Water	S	S	S	S	S	S	23.6
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	23.6
Air (including truck and air)	S	S	S	S	S	S	20.1
Pipeline	S	S	S	S	S	S	S
Multiple modes	28.2	0.7	38.9	0.6	42.2	1.7	16.2
Parcel, USPS or courier	49.5	0.4	48.5	–	45.8	–	15.2
Truck and rail	35.5	0.6	42.0	0.6	46.7	1.4	13.5
Truck and water	36.2	–	41.5	–	46.5	0.5	17.2
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	43.6	0.8	44.8	1.2	41.1	0.4	S

SCTG 73, Coffee, tea, and spices, except unprocessed coffee and unfermented tea

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	21.5	–	26.0	–	33.7	–	17.9
Single modes	20.7	2.4	26.4	1.3	35.1	3.7	49.1
Truck	20.9	2.4	26.9	1.7	36.6	4.5	49.4
For-hire truck	24.6	5.9	27.2	5.7	36.5	5.9	12.2
Private truck	22.2	5.4	30.6	5.7	45.1	3.2	S
Rail	S	S	S	S	S	S	20.8
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	22.3
Pipeline	–	–	–	–	S	S	S
Multiple modes	45.2	2.3	47.7	1.1	S	S	12.8
Parcel, USPS or courier	S	S	S	S	S	S	13.3
Truck and rail	S	S	S	S	S	S	18.4
Truck and water	S	S	S	S	S	S	22.3
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	27.2	0.2	S	S	S	S	S

SCTG 74, Animal or vegetable fats and oils and their cleavage products, prepared

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	10.9	–	11.3	–	10.1	–	11.2
Single modes	11.2	1.7	9.5	2.2	10.4	1.1	10.6
Truck	15.5	3.6	14.7	3.2	24.6	4.3	12.3
For-hire truck	19.1	4.2	13.6	3.5	24.5	3.5	10.0
Private truck	18.3	2.9	27.4	3.1	26.5	1.3	13.0
Rail	7.0	3.2	7.7	3.4	9.1	4.7	6.6
Water	32.9	1.2	38.5	2.3	41.2	3.6	18.0
Shallow draft	34.0	1.2	39.3	2.3	41.2	3.6	17.8
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	22.6
Pipeline	S	S	S	S	S	S	S
Multiple modes	S	S	S	S	S	S	19.2
Parcel, USPS or courier	S	S	41.6	–	44.0	–	22.1
Truck and rail	S	S	S	S	S	S	20.5
Truck and water	S	S	S	S	S	S	22.0
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	S

SCTG 75, -Cane, beet, and other sugars in solid form, sugar syrups

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	11.6	–	17.4	–	23.0	–	10.5
Single modes	12.4	2.5	18.2	1.4	24.4	2.1	11.3
Truck	14.3	4.0	11.9	4.7	19.6	4.6	13.3
For-hire truck	15.1	3.1	13.9	3.1	21.2	3.0	7.0
Private truck	17.1	2.1	18.4	2.7	27.4	1.9	18.1
Rail	19.7	4.4	27.3	5.3	27.0	5.6	7.3
Water	S	S	S	S	S	S	21.6
Shallow draft	S	S	S	S	S	S	21.8
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	21.8
Air (including truck and air)	S	S	S	S	S	S	23.1
Pipeline	–	–	–	–	S	S	S
Multiple modes	33.3	2.2	37.4	0.8	41.2	1.8	41.4
Parcel, USPS or courier	S	S	S	S	S	S	21.0
Truck and rail	42.6	0.9	41.1	0.9	42.1	1.9	19.7
Truck and water	S	S	S	S	S	S	22.3
Rail and water	S	S	S	S	S	S	21.8
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	32.5	0.8	24.6	1.0	37.4	0.8	S

SCTG 76, Confectionery, cocoa, and cocoa preparations

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	8.5	–	9.8	–	9.9	–	14.6
Single modes	8.6	0.9	9.9	0.5	10.0	1.4	36.4
Truck	8.9	1.2	10.4	2.9	10.3	4.7	36.5
For-hire truck	11.0	4.2	12.1	4.3	10.6	4.9	7.7
Private truck	22.7	4.2	23.5	3.9	31.0	2.2	34.1
Rail	42.3	0.7	49.7	2.8	S	S	20.3
Water	S	S	S	S	S	S	22.0
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.0
Air (including truck and air)	S	S	S	S	S	S	20.7
Pipeline	–	–	–	–	S	S	S
Multiple modes	26.4	0.8	30.2	0.5	35.1	1.4	10.7
Parcel, USPS or courier	26.7	0.7	23.7	0.1	31.4	0.3	9.6
Truck and rail	46.9	0.3	40.7	0.3	43.7	1.2	18.9
Truck and water	S	S	S	S	S	S	22.8
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	S	S	46.3	0.1	S	S	S

SCTG 77, Edible preparations, nec and vinegar

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	9.3	–	10.6	–	15.5	–	11.8
Single modes	9.2	1.3	10.7	0.9	15.9	1.8	12.4
Truck	9.7	1.9	11.3	1.4	18.1	3.5	12.7
For-hire truck	12.7	3.5	14.9	3.3	20.0	3.4	6.0
Private truck	15.9	4.2	15.3	3.6	22.3	1.9	19.0
Rail	37.7	1.1	17.2	1.2	19.8	3.2	8.7
Water	49.3	–	S	S	S	S	32.1
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	49.3	–	S	S	S	S	32.1
Air (including truck and air)	S	S	45.1	–	39.3	–	20.0
Pipeline	S	S	S	S	S	S	S
Multiple modes	21.6	1.1	43.3	0.5	S	S	16.1
Parcel, USPS or courier	27.3	1.1	26.7	–	39.5	0.1	15.1
Truck and rail	45.6	0.4	S	S	S	S	14.5
Truck and water	45.9	–	46.5	–	S	S	20.7
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	48.4	0.6	49.7	0.7	47.8	0.6	30.8

SCTG 78, Nonalcoholic beverages, nec and ice

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	8.8	–	10.7	–	16.8	–	38.5
Single modes	8.7	0.3	10.7	0.3	14.5	1.6	15.8
Truck	8.9	1.2	10.8	0.7	14.5	3.1	15.5
For-hire truck	9.5	2.0	12.3	2.4	17.4	3.0	40.9
Private truck	10.7	2.5	13.1	2.7	18.5	3.8	12.5
Rail	S	S	S	S	S	S	19.9
Water	46.5	–	49.4	–	S	S	S
Shallow draft	S	S	S	S	S	S	22.4
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	S
Air (including truck and air)	S	S	S	S	S	S	21.2
Pipeline	S	S	S	S	S	S	S
Multiple modes	S	S	S	S	S	S	16.3
Parcel, USPS or courier	S	S	S	S	S	S	16.3
Truck and rail	S	S	S	S	S	S	19.9
Truck and water	28.6	–	28.5	–	28.5	0.4	S
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	21.8
Other and unknown modes	34.0	0.2	35.5	0.2	42.6	0.1	46.2

SCTG 81, Malt Beer

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	5.7	–	5.9	–	18.6	–	10.3
Single modes	6.1	0.9	6.2	0.7	18.4	0.6	10.1
Truck	6.4	1.3	6.3	1.2	18.1	2.8	9.5
For-hire truck	11.6	2.7	12.3	3.1	21.6	3.5	17.6
Private truck	8.9	3.6	8.9	3.9	13.0	3.7	4.5
Rail	32.8	0.8	30.1	1.0	44.8	2.5	10.9
Water	S	S	S	S	S	S	24.6
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	24.6
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	S	S	S	S	S	S	S
Multiple modes	37.3	–	40.3	–	S	S	31.4
Parcel, USPS or courier	43.6	–	45.9	–	S	S	42.0
Truck and rail	S	S	S	S	S	S	22.4
Truck and water	41.1	–	45.5	–	S	S	16.9
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	29.6
Other and unknown modes	45.6	1.0	43.8	0.7	40.5	0.2	27.0

SCTG 82, Wine and other fermented beverages

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	8.8	–	12.5	–	17.0	–	15.2
Single modes	9.4	1.2	13.2	1.3	19.5	4.5	12.9
Truck	8.9	1.8	11.5	2.8	20.6	7.2	13.4
For-hire truck	20.0	4.5	18.6	4.8	22.1	6.8	41.0
Private truck	8.6	3.8	16.0	4.3	22.8	1.3	9.4
Rail	S	S	S	S	S	S	19.1
Water	S	S	S	S	S	S	21.9
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	21.9
Air (including truck and air)	S	S	S	S	S	S	21.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	20.9	1.1	25.0	1.2	26.6	4.5	S
Parcel, USPS or courier	S	S	S	S	48.6	0.2	37.4
Truck and rail	26.3	0.7	29.8	1.1	28.8	4.5	13.8
Truck and water	35.1	0.3	41.3	0.5	38.4	0.6	S
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	48.5	0.8	S	S	S	S	29.1

SCTG 83, Spirituous beverages and ethyl alcohol

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	9.5	–	13.4	–	20.6	–	11.2
Single modes	9.6	0.6	13.7	1.1	21.4	2.1	6.5
Truck	9.7	1.8	10.7	4.9	12.0	7.8	6.7
For-hire truck	12.0	3.2	15.3	3.6	13.3	6.2	29.3
Private truck	14.5	3.7	12.9	4.6	11.5	2.4	6.4
Rail	30.3	1.7	22.5	4.5	27.0	7.4	15.0
Water	S	S	S	S	S	S	21.0
Shallow draft	S	S	S	S	S	S	22.0
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	21.8
Pipeline	–	–	–	–	S	S	S
Multiple modes	24.7	0.5	35.3	0.8	27.7	2.0	15.0
Parcel, USPS or courier	S	S	S	S	S	S	21.6
Truck and rail	28.3	0.5	39.7	0.6	30.9	1.5	19.5
Truck and water	S	S	S	S	S	S	39.9
Rail and water	S	S	S	S	S	S	22.4
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	32.0	0.2	33.9	0.8	S	S	37.5

SCTG 90, Tobacco products

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	14.4	–	29.9	–	36.3	–	22.1
Single modes	14.9	1.6	30.7	1.7	19.9	7.0	28.0
Truck	14.9	1.6	30.7	1.6	19.9	7.0	30.1
For-hire truck	31.8	6.8	41.6	8.3	22.8	7.0	21.9
Private truck	18.1	6.8	26.1	7.4	37.1	4.4	11.3
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	49.5	0.2	23.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	49.2	1.3	S	S	S	S	9.4
Parcel, USPS or courier	38.2	1.2	33.2	0.6	35.7	2.5	10.4
Truck and rail	S	S	S	S	S	S	22.4
Truck and water	S	S	S	S	S	S	23.7
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	37.5	1.1	43.0	0.2	36.9

SCTG 100, Monumental or building stone, except dolomite

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	29.1	–	29.9	–	22.1	–	16.9
Single modes	30.3	2.8	30.1	0.7	23.6	3.4	17.8
Truck	30.3	3.2	30.2	0.9	23.6	3.6	16.8
For-hire truck	26.3	6.5	37.4	8.3	32.2	7.7	43.9
Private truck	38.7	7.4	41.6	8.2	20.4	7.0	21.3
Rail	S	S	S	S	S	S	21.9
Water	S	S	S	S	S	S	32.0
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	32.0
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	29.4
Parcel, USPS or courier	S	S	S	S	S	S	21.2
Truck and rail	S	S	S	S	S	S	21.0
Truck and water	S	S	S	S	S	S	22.2
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	46.0	2.2	42.2	0.4	S	S	S

SCTG 110, Natural sands, except metal-bearing

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	6.8	–	9.1	–	11.8	–	10.5
Single modes	7.5	1.5	9.3	1.1	11.3	1.3	8.4
Truck	9.0	2.8	10.2	3.0	11.8	4.7	7.9
For-hire truck	13.1	3.5	15.9	4.1	16.9	4.6	20.3
Private truck	13.1	3.7	12.2	3.8	17.3	3.8	12.8
Rail	13.8	1.8	39.6	1.3	26.9	3.6	18.3
Water	S	S	S	S	S	S	24.7
Shallow draft	S	S	S	S	S	S	20.8
Great Lakes	S	S	S	S	S	S	22.4
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	21.8
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	29.3	–	41.0	0.8	17.9
Parcel, USPS or courier	S	S	S	S	S	S	27.5
Truck and rail	31.7	–	33.3	–	44.3	0.3	18.8
Truck and water	S	S	47.8	–	S	S	20.4
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	24.1	0.8	29.0	1.1	38.2	0.9	34.5

SCTG 120, Gravel and crushed stone, except dolomite and slate

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	6.7	–	9.0	–	10.5	–	7.6
Single modes	6.9	0.5	9.3	0.5	10.1	1.0	7.6
Truck	7.7	1.2	9.9	1.3	9.2	3.5	7.6
For-hire truck	8.5	2.0	11.8	1.6	10.1	1.8	8.4
Private truck	9.4	2.5	10.0	2.0	11.2	2.4	8.3
Rail	12.6	0.9	15.9	0.7	13.6	2.6	13.9
Water	17.6	0.5	21.3	0.9	20.2	2.8	26.1
Shallow draft	24.0	0.5	29.9	0.8	28.1	2.6	30.0
Great Lakes	38.9	0.2	39.4	0.5	39.9	1.9	17.8
Deep draft	S	S	S	S	46.3	0.2	27.5
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	34.6	0.1	47.1	0.1	S	S	S
Parcel, USPS or courier	S	S	S	S	S	S	21.8
Truck and rail	S	S	S	S	S	S	23.2
Truck and water	46.0	–	40.1	–	39.1	0.3	47.4
Rail and water	S	S	S	S	S	S	19.4
Other multiple modes	S	S	S	S	S	S	S
Other and unknown modes	23.1	0.5	20.0	0.5	20.0	0.4	S

SCTG 131, Salt

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	35.6	–	28.1	–	32.9	–	14.5
Single modes	36.3	3.5	29.4	4.2	34.0	6.0	14.1
Truck	38.2	4.8	34.1	5.7	40.9	6.9	13.4
For-hire truck	40.2	5.8	37.8	5.3	41.0	5.5	16.6
Private truck	37.8	4.9	31.9	5.1	47.2	4.8	17.7
Rail	38.8	3.0	42.5	3.7	S	S	15.4
Water	S	S	S	S	S	S	20.7
Shallow draft	S	S	S	S	S	S	20.9
Great Lakes	S	S	S	S	S	S	21.8
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	46.0	0.4	46.4	1.2	S	S	S
Multiple modes	S	S	S	S	S	S	23.3
Parcel, USPS or courier	S	S	S	S	43.8	–	24.9
Truck and rail	S	S	S	S	S	S	20.7
Truck and water	S	S	S	S	S	S	22.4
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	S

SCTG 132, Natural calcium phosphates, natural aluminum-calcium phosphates

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	19.8	–	32.5	–	27.2	–	33.8
Single modes	20.0	2.6	32.5	4.3	27.3	4.2	38.5
Truck	34.9	11.6	45.4	14.1	S	S	27.3
For-hire truck	33.1	8.5	49.5	10.7	S	S	15.4
Private truck	44.6	6.9	35.8	6.2	39.8	6.4	S
Rail	43.1	10.8	40.5	15.4	40.2	12.0	S
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	43.7	8.5	37.2	9.6	S	S	S
Multiple modes	49.7	2.3	44.4	–	S	S	18.7
Parcel, USPS or courier	49.7	2.3	44.4	–	S	S	18.7
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	22.4

SCTG 133, Dolomite

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	24.9	–	27.1	–	45.5	–	39.5
Single modes	25.0	0.2	27.2	0.3	45.5	0.9	39.4
Truck	27.5	4.1	31.7	5.6	S	S	39.9
For-hire truck	29.3	6.5	33.7	7.0	S	S	S
Private truck	25.0	7.1	27.8	7.0	25.0	9.0	S
Rail	42.5	2.3	S	S	S	S	20.8
Water	S	S	S	S	S	S	21.8
Shallow draft	–	–	–	–	–	–	–
Great Lakes	S	S	S	S	S	S	21.8
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	21.8
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	S	S	S	S	S	S	21.8
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	S

SCTG 139, Other nonmetallic minerals

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	13.3	–	11.6	–	15.1	–	15.6
Single modes	13.8	1.3	11.9	0.7	15.5	0.8	19.7
Truck	16.7	3.4	14.0	3.2	14.3	3.1	22.8
For-hire truck	17.6	4.4	18.9	5.0	16.1	3.7	17.1
Private truck	47.1	3.8	26.0	4.5	22.6	0.9	37.8
Rail	15.2	3.0	16.7	3.0	22.5	3.3	9.1
Water	S	S	S	S	S	S	22.4
Shallow draft	S	S	S	S	S	S	22.4
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	21.2
Pipeline	49.9	0.2	47.3	–	S	S	S
Multiple modes	19.2	0.5	31.4	0.2	27.3	0.4	15.9
Parcel, USPS or courier	24.8	0.3	17.2	–	20.9	–	17.6
Truck and rail	31.3	0.4	34.1	0.2	28.7	0.4	15.3
Truck and water	S	S	S	S	S	S	21.7
Rail and water	S	S	S	S	S	S	22.4
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	36.8	1.3	42.0	0.7	S	S	S

SCTG 141, Iron ores and concentrates

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	15.4	–	14.9	–	20.2	–	13.2
Single modes	21.8	7.8	16.6	8.3	22.8	9.9	14.4
Truck	43.1	9.2	39.6	7.9	S	S	16.7
For-hire truck	S	S	S	S	S	S	18.5
Private truck	S	S	S	S	S	S	22.7
Rail	22.6	6.6	17.3	7.2	27.5	6.3	18.2
Water	S	S	S	S	S	S	21.8
Shallow draft	–	–	–	–	–	–	–
Great Lakes	S	S	S	S	S	S	21.8
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	–	–	–	–	S	S	S
Multiple modes	26.6	8.1	25.3	9.0	27.0	11.2	12.7
Parcel, USPS or courier	S	S	S	S	S	S	21.6
Truck and rail	S	S	S	S	S	S	22.4
Truck and water	S	S	S	S	S	S	22.4
Rail and water	27.4	8.3	25.5	9.1	27.3	11.8	15.6
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	S	S	S	S	S	S	31.0

SCTG 149, Other metallic ores and concentrates

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	17.4	–	35.8	–	32.0	–	16.5
Single modes	19.3	3.7	38.7	4.3	35.6	4.5	11.1
Truck	21.3	4.2	27.6	7.6	20.6	9.9	11.8
For-hire truck	23.5	4.0	31.9	7.1	25.3	8.7	8.5
Private truck	32.8	5.5	35.4	3.7	39.5	2.6	17.8
Rail	47.4	2.3	31.0	5.0	35.1	7.0	16.0
Water	S	S	S	S	S	S	22.4
Shallow draft	S	S	S	S	S	S	22.4
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	19.5
Pipeline	–	–	–	–	S	S	S
Multiple modes	41.5	3.8	S	S	S	S	33.9
Parcel, USPS or courier	48.0	0.6	S	S	S	S	37.0
Truck and rail	S	S	48.1	1.7	46.7	1.9	19.6
Truck and water	S	S	S	S	S	S	22.2
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	34.8	1.6	38.8	2.0	44.3	0.6	S

SCTG 151, Nonagglomerated bituminous coal

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	8.2	–	9.1	–	16.9	–	8.5
Single modes	9.0	2.4	9.3	3.0	13.3	1.7	9.8
Truck	13.5	1.9	13.3	1.8	29.8	0.8	12.1
For-hire truck	14.0	1.4	14.1	1.2	33.9	0.3	11.6
Private truck	30.8	1.2	31.5	1.2	S	S	15.2
Rail	11.3	2.5	11.3	2.7	13.9	1.9	14.4
Water	20.7	1.1	23.2	0.9	29.2	0.5	23.9
Shallow draft	20.7	1.1	23.2	0.9	29.2	0.5	23.9
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	S	S	S	S	S	S	S
Multiple modes	20.0	0.9	39.4	1.0	S	S	36.2
Parcel, USPS or courier	S	S	S	S	S	S	22.4
Truck and rail	27.6	0.2	27.1	0.1	31.6	0.2	19.2
Truck and water	S	S	S	S	S	S	39.6
Rail and water	26.4	0.8	46.6	1.0	S	S	23.5
Other multiple modes	S	S	S	S	S	S	37.9
Other and unknown modes	20.2	2.1	30.8	2.9	42.0	0.3	40.9

SCTG 159, Other coal

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	14.3	–	16.0	–	35.5	–	S
Single modes	22.9	9.4	26.1	10.0	39.3	11.7	S
Truck	31.8	9.4	33.5	10.0	34.3	10.0	27.6
For-hire truck	S	S	S	S	S	S	20.9
Private truck	34.5	8.9	35.9	9.5	37.7	8.9	32.3
Rail	34.3	7.9	35.9	8.4	42.3	14.7	21.9
Water	S	S	S	S	S	S	22.3
Shallow draft	S	S	S	S	S	S	22.3
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	22.4
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	S	S	S	S	S	S	22.4
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	29.2	9.5	28.2	10.1	27.8	11.7	15.3

SCTG 171, Gasoline

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	4.8	–	5.5	–	10.7	–	10.3
Single modes	4.9	0.4	5.6	0.3	11.1	1.7	10.3
Truck	5.9	2.4	6.9	2.4	14.6	4.3	10.6
For-hire truck	7.5	1.5	8.9	1.5	24.0	3.1	23.2
Private truck	7.4	2.1	8.3	2.1	16.0	2.6	12.1
Rail	35.1	–	39.3	0.1	S	S	27.2
Water	23.8	1.2	23.4	1.5	23.1	4.8	S
Shallow draft	34.6	0.8	34.5	1.1	32.5	1.9	36.7
Great Lakes	–	–	–	–	–	–	–
Deep draft	30.3	0.8	30.8	1.1	28.4	5.1	33.8
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	9.8	2.1	9.7	2.2	S	S	S
Multiple modes	S	S	S	S	45.4	1.0	20.8
Parcel, USPS or courier	S	S	S	S	S	S	21.7
Truck and rail	S	S	S	S	S	S	22.4
Truck and water	46.1	–	46.0	–	S	S	18.8
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	S
Other and unknown modes	42.4	0.3	39.1	0.3	S	S	40.7

SCTG 172, Aviation turbine fuel (types A and B)

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	16.1	–	17.2	–	22.3	–	18.0
Single modes	16.3	1.1	17.4	1.3	22.4	0.4	18.2
Truck	13.3	4.0	15.3	4.1	26.7	6.6	18.7
For-hire truck	19.3	2.5	18.6	2.4	37.4	6.2	18.9
Private truck	22.0	2.6	29.2	3.0	25.8	1.2	37.6
Rail	44.5	3.6	44.3	3.5	45.0	5.4	21.5
Water	34.9	3.5	37.3	3.6	36.3	8.0	19.5
Shallow draft	S	S	S	S	S	S	21.7
Great Lakes	–	–	–	–	–	–	–
Deep draft	37.2	3.1	40.7	3.3	39.6	7.6	17.7
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	21.8	5.3	23.0	5.5	S	S	S
Multiple modes	S	S	S	S	S	S	20.8
Parcel, USPS or courier	S	S	S	S	S	S	21.8
Truck and rail	–	–	–	–	–	–	–
Truck and water	S	S	S	S	S	S	22.2
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	21.8
Other and unknown modes	S	S	S	S	S	S	27.3

SCTG 180, Fuel oils

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	6.0	–	6.0	–	10.1	–	13.5
Single modes	6.1	0.9	6.3	1.0	10.1	3.0	12.7
Truck	5.3	1.9	5.5	1.9	13.3	4.4	12.8
For-hire truck	7.6	1.2	8.0	1.2	27.8	2.8	27.8
Private truck	7.3	2.1	7.5	1.8	15.8	3.6	12.1
Rail	29.5	0.2	30.6	0.3	38.0	2.0	12.9
Water	22.0	2.0	20.2	2.2	19.9	3.3	S
Shallow draft	27.1	2.1	24.7	2.2	29.0	2.9	S
Great Lakes	–	–	–	–	–	–	–
Deep draft	22.7	0.6	23.6	0.7	27.2	2.1	19.0
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	11.6	1.9	11.8	2.1	S	S	S
Multiple modes	S	S	S	S	46.4	3.0	34.4
Parcel, USPS or courier	48.7	–	S	S	S	S	31.0
Truck and rail	–	–	–	–	–	–	–
Truck and water	S	S	S	S	S	S	19.8
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	S
Other and unknown modes	32.5	0.3	35.1	0.3	32.0	–	47.5

SCTG 191, Lubricating oils and greases

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	13.8	–	16.6	–	25.0	–	25.8
Single modes	14.1	1.6	16.3	0.9	23.2	2.4	27.9
Truck	14.9	3.4	16.6	4.8	20.6	6.9	28.9
For-hire truck	20.0	3.6	19.5	3.5	23.6	5.0	10.8
Private truck	17.6	4.9	18.5	5.7	24.7	5.2	10.9
Rail	34.4	2.6	35.6	2.9	35.5	4.7	14.2
Water	S	S	S	S	S	S	22.1
Shallow draft	S	S	S	S	S	S	28.3
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	21.9
Air (including truck and air)	S	S	S	S	S	S	20.4
Pipeline	S	S	S	S	S	S	S
Multiple modes	25.2	1.1	40.9	0.4	48.2	1.7	18.5
Parcel, USPS or courier	32.9	1.2	40.0	0.3	42.1	0.9	18.6
Truck and rail	S	S	S	S	S	S	21.0
Truck and water	S	S	S	S	S	S	20.1
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	S
Other and unknown modes	S	S	S	S	S	S	26.6

SCTG 192, Refined petroleum oils and oils obtained from bituminous minerals, nec

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	14.6	–	16.7	–	22.7	–	30.1
Single modes	15.4	3.3	17.7	3.9	23.1	2.8	32.3
Truck	29.8	5.2	31.5	5.8	28.1	6.2	35.6
For-hire truck	30.9	3.0	28.6	3.3	33.1	3.8	22.2
Private truck	37.6	4.7	37.0	4.9	39.1	4.4	16.7
Rail	30.1	3.7	49.6	4.2	49.3	7.6	18.3
Water	22.6	6.4	25.5	6.9	35.7	10.7	30.6
Shallow draft	26.0	5.0	26.5	5.5	S	S	29.2
Great Lakes	–	–	–	–	–	–	–
Deep draft	42.8	3.9	48.0	3.5	S	S	24.3
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	35.3	5.5	34.5	6.0	S	S	S
Multiple modes	S	S	S	S	S	S	S
Parcel, USPS or courier	S	S	S	S	S	S	25.2
Truck and rail	S	S	S	S	S	S	35.3
Truck and water	S	S	S	S	S	S	22.4
Rail and water	S	S	S	S	S	S	22.4
Other multiple modes	S	S	S	S	S	S	23.2
Other and unknown modes	S	S	S	S	S	S	S

SCTG 193, Gaseous hydrocarbons

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	14.6	–	14.9	–	19.3	–	39.9
Single modes	14.7	0.2	15.0	0.4	19.6	0.9	36.8
Truck	24.3	5.4	26.8	5.8	44.2	5.2	39.2
For-hire truck	36.8	3.5	34.9	3.5	S	S	21.4
Private truck	21.7	4.1	33.1	4.6	44.5	1.7	31.5
Rail	38.6	4.2	35.1	3.6	27.1	7.3	8.6
Water	48.8	0.8	45.1	0.9	S	S	22.8
Shallow draft	48.8	0.8	45.1	0.9	S	S	22.8
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	22.1	5.6	19.8	5.8	S	S	S
Multiple modes	39.6	0.2	49.0	0.4	S	S	28.2
Parcel, USPS or courier	49.4	–	S	S	S	S	22.4
Truck and rail	S	S	S	S	S	S	22.1
Truck and water	S	S	S	S	S	S	23.6
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	21.8
Other and unknown modes	32.9	0.1	49.2	0.2	S	S	S

SCTG 199, Other products of petroleum refining, and coal products

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	11.8	–	15.4	–	17.3	–	23.2
Single modes	12.2	1.0	16.0	1.3	18.2	3.3	21.6
Truck	17.8	5.1	22.7	5.6	21.8	4.4	22.6
For-hire truck	16.3	4.0	17.2	3.4	17.3	3.3	23.4
Private truck	22.9	2.6	28.7	4.6	31.9	1.7	27.3
Rail	16.2	2.7	17.6	3.9	16.0	5.6	4.0
Water	21.1	3.5	19.4	2.5	S	S	25.2
Shallow draft	24.9	3.3	24.9	2.2	29.8	3.4	30.0
Great Lakes	S	S	S	S	S	S	21.8
Deep draft	30.9	0.8	S	S	S	S	24.1
Air (including truck and air)	S	S	S	S	S	S	27.1
Pipeline	40.5	1.6	26.4	0.7	S	S	S
Multiple modes	S	S	S	S	S	S	20.2
Parcel, USPS or courier	48.6	–	S	S	S	S	17.8
Truck and rail	38.4	–	S	S	S	S	35.8
Truck and water	S	S	S	S	S	S	20.9
Rail and water	S	S	S	S	S	S	22.4
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	40.1	0.9	31.3	1.1	S	S	S

SCTG 201, Sodium hydroxide (caustic soda) and potassium hydroxide (caustic potash)

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	10.8	–	13.7	–	15.2	–	18.8
Single modes	11.1	1.6	14.5	2.4	16.7	3.9	20.5
Truck	15.1	4.6	25.8	4.7	34.4	5.1	22.7
For-hire truck	19.4	4.1	20.8	3.5	16.8	4.6	17.3
Private truck	21.7	4.4	42.0	2.8	S	S	20.2
Rail	23.0	4.8	14.3	5.0	15.9	6.1	7.7
Water	27.4	2.6	27.4	4.5	45.8	5.5	21.8
Shallow draft	27.6	2.3	27.2	3.7	46.1	5.5	21.7
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	21.2
Air (including truck and air)	S	S	S	S	S	S	22.4
Pipeline	32.1	0.9	35.3	1.2	S	S	S
Multiple modes	40.6	0.8	S	S	S	S	S
Parcel, USPS or courier	S	S	S	S	S	S	21.4
Truck and rail	S	S	S	S	S	S	37.8
Truck and water	S	S	S	S	S	S	22.4
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.6
Other and unknown modes	S	S	S	S	S	S	26.7

SCTG 202, Inorganic chemicals, nec

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	8.3	–	16.3	–	16.7	–	20.2
Single modes	8.5	0.8	15.7	0.4	13.6	2.9	20.0
Truck	9.7	2.4	12.3	5.2	14.4	5.4	22.2
For-hire truck	13.2	3.3	18.7	4.1	18.1	4.4	10.0
Private truck	14.7	3.2	19.0	4.8	29.3	4.0	19.6
Rail	13.4	1.4	22.5	2.5	22.1	4.6	8.6
Water	40.6	0.7	30.2	1.5	41.0	1.2	19.1
Shallow draft	43.0	0.7	34.3	1.5	S	S	20.1
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	20.9
Air (including truck and air)	31.3	0.2	S	S	S	S	9.1
Pipeline	37.9	1.1	S	S	S	S	S
Multiple modes	18.5	0.7	S	S	S	S	11.5
Parcel, USPS or courier	24.1	0.7	42.7	–	47.5	–	11.4
Truck and rail	42.2	0.3	S	S	44.3	0.2	31.7
Truck and water	S	S	S	S	S	S	S
Rail and water	S	S	S	S	S	S	22.4
Other multiple modes	S	S	S	S	S	S	S
Other and unknown modes	40.9	0.5	S	S	S	S	21.8

SCTG 203, Cyclic hydrocarbons

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	24.7	–	28.7	–	18.8	–	19.4
Single modes	24.8	1.0	28.9	1.4	19.7	3.4	27.6
Truck	39.6	4.7	33.0	3.6	S	S	25.6
For-hire truck	48.5	4.3	41.2	3.2	S	S	23.6
Private truck	31.2	1.5	39.5	1.6	42.2	0.2	14.7
Rail	26.3	6.1	30.3	6.8	29.4	6.6	11.3
Water	30.5	6.8	31.4	6.7	23.8	6.9	44.7
Shallow draft	33.3	7.0	33.9	6.8	24.0	6.9	40.5
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.1
Air (including truck and air)	S	S	S	S	S	S	21.2
Pipeline	38.7	5.4	44.0	5.2	S	S	S
Multiple modes	S	S	S	S	S	S	35.6
Parcel, USPS or courier	S	S	S	S	S	S	27.1
Truck and rail	S	S	S	S	S	S	22.4
Truck and water	S	S	S	S	S	S	28.4
Rail and water	S	S	S	S	S	S	22.4
Other multiple modes	S	S	S	S	S	S	22.0
Other and unknown modes	S	S	S	S	S	S	S

SCTG 204, Phenols, phenol-alcohols, aldehydes, cyclic polymers of aldehydes

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	14.6	–	42.5	–	13.8	–	16.9
Single modes	14.4	1.3	40.9	0.9	14.2	1.6	18.0
Truck	19.6	4.5	16.4	5.6	18.2	3.2	25.7
For-hire truck	24.0	4.7	16.2	4.7	19.5	3.2	17.4
Private truck	19.6	2.3	24.6	2.6	20.5	0.4	25.5
Rail	14.5	4.1	15.2	5.8	14.7	4.2	10.9
Water	34.7	2.3	S	S	S	S	S
Shallow draft	50.0	2.3	S	S	S	S	48.3
Great Lakes	–	–	–	–	–	–	–
Deep draft	48.2	1.4	S	S	S	S	38.9
Air (including truck and air)	S	S	S	S	S	S	19.6
Pipeline	S	S	S	S	S	S	S
Multiple modes	41.8	0.8	S	S	S	S	16.2
Parcel, USPS or courier	43.6	0.4	S	S	48.1	–	17.5
Truck and rail	S	S	S	S	S	S	23.9
Truck and water	S	S	S	S	S	S	41.6
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	42.5	0.6	S	S	25.3

SCTG 205, Organic chemicals, nec

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	13.7	–	17.4	–	20.7	–	14.6
Single modes	12.4	1.7	17.9	1.6	21.6	2.9	14.9
Truck	17.0	3.5	29.4	3.1	16.3	2.5	12.5
For-hire truck	19.1	3.4	31.7	3.0	16.8	2.4	11.3
Private truck	11.3	1.2	21.7	1.0	18.7	0.3	21.0
Rail	22.4	2.4	24.9	2.8	30.9	4.7	4.9
Water	18.9	2.0	17.3	2.9	19.8	3.1	26.3
Shallow draft	18.8	1.8	18.4	2.9	20.0	3.1	27.1
Great Lakes	–	–	–	–	–	–	–
Deep draft	43.8	0.8	36.9	1.1	S	S	35.4
Air (including truck and air)	S	S	S	S	S	S	11.3
Pipeline	21.0	2.5	22.5	4.5	S	S	S
Multiple modes	38.1	1.4	35.6	1.5	44.3	3.0	21.3
Parcel, USPS or courier	27.3	0.9	42.6	0.1	36.3	0.2	22.4
Truck and rail	25.9	0.6	28.3	0.2	29.0	0.6	13.4
Truck and water	S	S	47.2	1.1	S	S	20.6
Rail and water	S	S	S	S	S	S	26.9
Other multiple modes	S	S	S	S	S	S	21.7
Other and unknown modes	S	S	S	S	S	S	47.1

SCTG 210, Pharmaceutical products

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	9.5	–	16.7	–	21.0	–	5.7
Single modes	12.4	2.8	12.1	4.8	14.1	5.5	13.9
Truck	13.1	2.8	11.7	4.6	11.3	5.6	11.1
For-hire truck	15.3	2.9	14.9	4.2	12.3	5.3	10.4
Private truck	13.8	1.5	15.1	3.1	20.6	1.6	10.1
Rail	38.2	–	S	S	S	S	18.9
Water	S	S	S	S	S	S	22.4
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	12.0	0.5	29.2	0.2	17.1	0.5	4.8
Pipeline	–	–	–	–	S	S	S
Multiple modes	9.5	2.8	11.7	0.9	14.9	1.2	5.2
Parcel, USPS or courier	9.6	2.8	11.8	0.8	15.2	1.2	5.2
Truck and rail	S	S	S	S	S	S	21.8
Truck and water	S	S	S	S	S	S	17.5
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	34.8	0.5	S	S	S	S	19.8

SCTG 220, Fertilizers and fertilizer materials

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	16.9	–	30.2	–	24.7	–	28.4
Single modes	17.1	0.8	30.6	0.9	25.2	1.3	28.9
Truck	20.2	3.7	26.8	3.6	47.2	6.1	29.1
For-hire truck	20.1	4.8	30.2	4.2	S	S	14.0
Private truck	32.8	4.4	32.0	3.8	24.0	1.6	34.5
Rail	25.4	3.6	45.3	4.0	23.4	5.2	S
Water	33.2	1.5	30.0	2.1	33.3	4.4	17.7
Shallow draft	40.7	1.3	34.7	1.7	36.7	3.7	18.1
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.0
Air (including truck and air)	S	S	S	S	S	S	25.2
Pipeline	47.4	0.7	43.9	0.8	S	S	S
Multiple modes	S	S	S	S	S	S	25.5
Parcel, USPS or courier	S	S	S	S	S	S	24.0
Truck and rail	S	S	S	S	S	S	20.9
Truck and water	S	S	S	S	S	S	19.9
Rail and water	S	S	S	S	S	S	22.4
Other multiple modes	S	S	S	S	S	S	S
Other and unknown modes	34.2	0.5	35.6	0.7	S	S	S

SCTG 231, Paints and varnishes, tanning or dyeing extracts, tannins

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	14.8	–	16.2	–	28.3	–	11.2
Single modes	15.6	1.4	16.6	0.7	29.1	1.1	16.3
Truck	15.8	1.6	17.2	2.5	31.0	4.2	16.2
For-hire truck	22.0	4.9	22.4	4.4	34.2	4.9	7.3
Private truck	16.8	4.4	15.9	4.4	24.6	2.7	23.5
Rail	48.0	0.5	S	S	47.9	3.6	20.1
Water	S	S	S	S	S	S	21.3
Shallow draft	S	S	S	S	S	S	21.8
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	34.8	–	11.8
Pipeline	–	–	–	–	S	S	S
Multiple modes	29.4	1.3	32.0	0.3	45.6	0.7	10.0
Parcel, USPS or courier	30.5	1.3	31.6	0.3	43.9	0.3	10.1
Truck and rail	48.1	0.1	S	S	S	S	19.3
Truck and water	S	S	49.2	–	S	S	19.8
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	34.2	0.5	45.8	0.7	S	S	45.4

SCTG 232, Essential oils and resinoids, and perfumery, cosmetic, or toilet preparations

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	10.7	–	13.7	–	17.3	–	8.0
Single modes	11.1	2.3	13.8	1.8	17.8	3.3	12.3
Truck	11.3	2.1	14.7	3.4	21.4	5.1	12.0
For-hire truck	13.6	3.7	17.1	5.6	19.5	5.6	7.9
Private truck	20.4	3.8	36.2	5.9	S	S	33.3
Rail	34.8	1.0	38.5	3.5	37.2	5.6	15.8
Water	S	S	S	S	S	S	22.4
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	47.8	0.2	39.8	–	35.0	–	24.5
Pipeline	S	S	S	S	S	S	S
Multiple modes	16.3	1.6	31.2	0.8	40.2	2.2	8.2
Parcel, USPS or courier	15.3	1.5	17.3	0.3	18.1	0.7	8.2
Truck and rail	48.6	0.7	46.7	0.8	48.2	2.3	16.3
Truck and water	S	S	46.7	–	S	S	24.1
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	33.5	1.2	33.2	1.1	S	S	S

SCTG 233, Soap, organic surface-active agents, cleaning preparations, polishes

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	11.0	–	12.7	–	13.8	–	9.2
Single modes	11.2	2.0	12.4	1.0	13.5	2.1	14.4
Truck	11.5	2.3	13.0	1.8	14.3	3.4	14.4
For-hire truck	13.1	3.5	14.0	3.5	13.9	3.3	7.4
Private truck	15.8	3.0	20.9	3.2	32.4	1.6	39.2
Rail	22.7	1.0	22.0	1.6	24.1	3.1	12.9
Water	S	S	S	S	S	S	21.8
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	21.8
Air (including truck and air)	S	S	S	S	S	S	20.5
Pipeline	–	–	–	–	S	S	S
Multiple modes	23.7	2.1	32.9	0.9	33.9	2.1	13.7
Parcel, USPS or courier	31.0	2.1	28.4	0.5	27.8	0.5	13.9
Truck and rail	39.9	0.9	40.6	0.9	38.0	2.2	15.9
Truck and water	S	S	49.9	–	S	S	S
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	43.0	0.2	S	S	S

SCTG 234, Photographic film, plates, paper, paperboard, or textiles, and chemical

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	17.5	–	17.7	–	22.5	–	26.5
Single modes	18.6	3.8	18.8	5.0	23.8	2.5	31.0
Truck	18.7	3.9	19.0	5.0	24.2	2.7	32.7
For-hire truck	22.8	5.5	22.6	6.6	25.0	5.2	14.4
Private truck	28.6	4.0	25.9	6.5	24.9	4.8	12.1
Rail	S	S	S	S	S	S	21.7
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	38.2	0.3	S	S	S	S	18.5
Pipeline	–	–	–	–	S	S	S
Multiple modes	27.4	3.7	S	S	33.4	2.5	44.1
Parcel, USPS or courier	27.4	3.7	S	S	33.4	2.5	44.1
Truck and rail	–	–	–	–	–	–	–
Truck and water	S	S	S	S	S	S	22.4
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.4
Other and unknown modes	45.1	1.0	S	S	S	S	S

SCTG 235, Insecticides, rodenticides, fungicides, herbic

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	15.9	–	23.9	–	24.3	–	13.1
Single modes	16.8	3.4	25.2	2.3	27.0	4.7	17.2
Truck	16.8	3.8	27.0	4.3	26.9	6.5	20.3
For-hire truck	19.8	4.3	35.8	5.9	29.2	6.0	9.7
Private truck	25.5	5.6	27.3	6.2	29.3	3.0	21.5
Rail	S	S	S	S	S	S	S
Water	S	S	S	S	S	S	22.4
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.4
Air (including truck and air)	S	S	S	S	S	S	29.3
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	11.9
Parcel, USPS or courier	S	S	S	S	S	S	12.0
Truck and rail	S	S	S	S	S	S	21.1
Truck and water	38.7	–	S	S	S	S	S
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	46.5	1.6	48.5	1.5	S	S	S

SCTG 239, Other chemical products and preparations

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	13.3	–	14.0	–	15.5	–	7.9
Single modes	13.0	1.3	14.0	0.6	15.2	0.6	9.4
Truck	13.7	1.4	15.7	3.1	17.5	3.6	10.4
For-hire truck	15.7	2.5	17.7	4.3	18.4	4.1	8.7
Private truck	13.9	2.0	28.3	2.8	30.6	1.8	6.7
Rail	12.4	1.1	13.1	2.1	11.5	3.5	5.1
Water	S	S	S	S	S	S	S
Shallow draft	S	S	47.6	0.2	S	S	S
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	23.2
Air (including truck and air)	43.8	0.2	S	S	S	S	8.3
Pipeline	S	S	S	S	S	S	S
Multiple modes	26.3	1.1	33.2	0.2	47.6	0.7	8.6
Parcel, USPS or courier	30.3	1.1	22.0	–	23.7	–	8.6
Truck and rail	S	S	46.8	0.2	S	S	18.4
Truck and water	S	S	S	S	S	S	21.5
Rail and water	–	–	–	–	–	–	–
Other multiple modes	–	–	–	–	–	–	–
Other and unknown modes	48.7	0.8	43.7	0.6	32.2	0.3	38.4

SCTG 241, Plastics in primary forms, rubber in primary forms or sheets

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	9.6	–	7.6	–	8.5	–	10.1
Single modes	10.0	0.8	7.8	0.5	8.6	1.0	12.4
Truck	11.7	1.9	11.8	2.3	16.3	2.8	13.6
For-hire truck	13.3	2.5	13.7	2.4	17.7	2.7	8.8
Private truck	21.2	1.9	20.4	1.5	32.1	0.9	15.9
Rail	9.8	1.8	6.7	2.4	8.5	3.1	6.9
Water	S	S	S	S	S	S	22.8
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	22.8
Air (including truck and air)	26.0	–	25.4	–	25.3	–	12.5
Pipeline	–	–	–	–	S	S	S
Multiple modes	18.8	0.6	19.9	0.1	24.4	0.3	14.5
Parcel, USPS or courier	22.9	0.6	18.9	–	20.9	–	14.6
Truck and rail	26.5	0.1	23.1	0.1	26.0	0.3	12.5
Truck and water	S	S	S	S	S	S	21.1
Rail and water	–	–	–	–	–	–	–
Other multiple modes	S	S	S	S	S	S	22.2
Other and unknown modes	26.3	0.5	37.3	0.4	S	S	S

SCTG 242, Manmade fibers and plastics basic shapes and articles

Mode of Transportation	Value		Tons		Ton-miles		Average miles per shipment coefficient of variation
	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent	Coefficient of variation of number	Standard error of percent
All modes	3.6	–	4.7	–	5.7	–	6.9
Single modes	3.9	0.7