Table B-6. Estimated Measures of Reliability for Shipment Characteristics by Two-Digit Commodity and Mode of Transportation for State of Origin: 2002

[Estimates are based on data from the Commodity Flow Survey. Because of rounding, estimates may not be additive]

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All Commodities

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	13.3	–	10.4	–	16.3	–	14.8
Single modes	13.9	0.9	10.7	0.7	16.5	0.6	17.1
Truck	14.6	2.3	7.8	4.8	25.3	5.9	18.4
For-hire truck	20.1	3.8	9.1	3.4	28.4	6.3	10.5
Private truck	9.2	2.7	9.6	2.6	15.8	1.4	27.3
Rail	13.1	0.5	19.0	2.0	18.2	4.5	5.7
Water	37.9	0.8	42.6	3.1	47.5	4.7	26.1
Shallow draft	32.9	0.4	38.6	1.6	37.4	1.4	30.2
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	26.2
Air (including truck and air)	S	S	S	S	49.5	–	12.6
Pipeline	37.6	0.9	36.9	2.9	S	S	S
Multiple modes	20.9	0.9	23.0	0.2	20.3	0.7	8.3
Parcel, USPS or courier	28.1	0.9	30.3	–	24.9	–	8.6
Truck and rail	31.0	0.3	27.9	0.2	23.4	0.7	6.7
Truck and water	S	S	S	S	S	S	29.9
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	S	S	S	S	S	S	31.6
Other and unknown modes	25.2	0.4	37.1	0.7	32.9	0.3	S

SCTG 1, Live animals and live fish

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	42.6	–	42.0	–	45.2	–	23.8
Single modes	42.6	–	42.0	–	45.2	–	23.8
Truck	42.6	–	42.0	–	45.2	–	23.8
For-hire truck	42.6	–	42.0	–	45.2	–	23.8
Private truck	–	–	–	–	–	–	–
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	–	–	–	–	–	–	–

SCTG 2, Cereal grains

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	42.2	–	45.6	–	49.2	–	23.0
Single modes	42.3	10.5	45.7	10.5	49.2	10.5	25.5
Truck	44.1	10.3	48.7	10.2	48.3	11.2	25.1
For-hire truck	S	S	S	S	S	S	S
Private truck	S	S	S	S	S	S	27.4
Rail	S	S	S	S	S	S	31.6
Water	S	S	S	S	S	S	27.9
Shallow draft	S	S	S	S	S	S	27.9
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	30.2

SCTG 3, Other agricultural products

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	46.0	–	32.3	–	39.7	–	18.0
Single modes	46.1	1.7	32.4	1.8	39.8	2.1	17.9
Truck	47.9	10.3	35.2	9.4	47.0	12.4	20.6
For-hire truck	S	S	46.8	16.6	48.6	16.8	19.4
Private truck	43.2	17.6	S	S	S	S	S
Rail	S	S	S	S	S	S	30.2
Water	S	S	S	S	S	S	27.9
Shallow draft	S	S	S	S	S	S	27.9
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	31.6
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	S	S	S	S	S	S	31.6
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	31.6

SCTG 4, Animal feed and products of animal origin, nec

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	S	S	S	S	30.1
Single modes	S	S	S	S	S	S	30.1
Truck	S	S	S	S	S	S	30.1
For-hire truck	–	–	–	–	–	–	–
Private truck	S	S	S	S	S	S	30.1
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	31.6

SCTG 5, Meat, fish, seafood, and their preparations

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	24.0	–	29.6	–	25.7	–	15.5
Single modes	24.1	0.2	29.7	0.2	25.8	0.2	14.3
Truck	24.1	0.2	29.7	0.2	25.8	0.2	14.3
For-hire truck	23.2	6.4	27.8	6.6	26.0	3.9	14.1
Private truck	33.6	6.4	44.3	6.6	42.4	3.9	20.5
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	31.5
Parcel, USPS or courier	S	S	S	S	S	S	33.9
Truck and rail	S	S	S	S	S	S	31.6
Truck and water	S	S	S	S	S	S	31.6
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	31.6

SCTG 6, Milled grain products and preparations, and bakery products

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	41.8	–	43.8	–	26.0
Single modes	S	S	41.7	0.6	45.8	2.2	26.4
Truck	S	S	41.2	1.6	44.8	1.8	26.5
For-hire truck	S	S	41.2	1.6	44.8	1.8	26.5
Private truck	–	–	–	–	–	–	–
Rail	S	S	S	S	S	S	27.9
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	45.3	0.7	45.3	0.6	46.1	2.2	26.2
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	45.3	0.7	45.3	0.6	46.1	2.2	26.2
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	–	–	–	–	–	–	–

SCTG 7, Other prepared foodstuffs and fats and oils

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	32.8	–	29.4	–	32.7	–	28.2
Single modes	32.8	0.2	29.4	–	32.7	–	28.0
Truck	34.0	3.8	31.3	4.8	37.5	7.7	28.5
For-hire truck	39.9	10.1	44.4	10.3	42.3	10.5	26.9
Private truck	35.2	11.2	36.2	11.8	S	S	30.5
Rail	48.8	3.7	48.7	4.8	S	S	26.1
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	31.6
Parcel, USPS or courier	S	S	S	S	S	S	31.6
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	–	–	–	–	–	–	–

SCTG 8, Alcoholic beverages

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	27.4	–	24.4	–	31.8	–	18.8
Single modes	27.4	–	24.4	–	31.8	–	18.8
Truck	27.4	–	24.4	–	31.8	–	18.8
For-hire truck	43.5	11.5	43.2	7.0	43.1	15.7	24.2
Private truck	25.7	11.5	24.6	7.0	27.1	15.7	17.7
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	–	–	–	–	–	–	–

SCTG 9, Tobacco products

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	S	S	S	S	31.6
Single modes	S	S	S	S	S	S	31.6
Truck	S	S	S	S	S	S	31.6
For-hire truck	–	–	–	–	–	–	–
Private truck	S	S	S	S	S	S	31.6
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	–	–	–	–	–	–	–

SCTG 10, Monumental or building stone

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	–	–	–	–	–	–	–
Single modes	–	–	–	–	–	–	–
Truck	–	–	–	–	–	–	–
For-hire truck	–	–	–	–	–	–	–
Private truck	–	–	–	–	–	–	–
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	–	–	–	–	–	–	–

SCTG 11, Natural sands

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	S	S	S	S	22.9
Single modes	S	S	S	S	S	S	19.8
Truck	S	S	S	S	S	S	19.8
For-hire truck	39.3	11.1	37.3	12.0	34.4	11.9	27.3
Private truck	S	S	S	S	S	S	22.0
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	31.6

SCTG 12, Gravel and crushed stone

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	45.9	–	43.9	–	46.1	–	22.7
Single modes	48.1	3.4	46.2	3.8	44.5	4.7	23.2
Truck	48.1	3.4	46.2	3.8	44.5	4.7	23.2
For-hire truck	S	S	S	S	S	S	27.0
Private truck	S	S	47.8	9.9	44.3	9.7	26.5
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	31.6

SCTG 13, Nonmetallic minerals nec

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	28.6	–	S	S	32.6	–	37.5
Single modes	29.2	1.2	S	S	33.6	1.8	37.1
Truck	29.8	2.6	S	S	36.6	4.5	40.8
For-hire truck	36.1	7.3	S	S	41.2	5.7	32.8
Private truck	S	S	S	S	37.8	2.4	S
Rail	28.3	2.2	28.5	7.2	32.7	5.2	16.0
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	48.1	1.1	43.8	0.8	41.5	1.8	26.2
Parcel, USPS or courier	S	S	S	S	S	S	31.6
Truck and rail	48.1	1.1	43.8	0.8	41.5	1.8	26.4
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	31.6

SCTG 14, Metallic ores and concentrates

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	S	S	S	S	40.1
Single modes	S	S	S	S	S	S	31.6
Truck	S	S	S	S	S	S	31.6
For-hire truck	S	S	S	S	S	S	31.6
Private truck	–	–	–	–	–	–	–
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	31.6

SCTG 15, Coal

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	–	–	–	–	–	–	–
Single modes	–	–	–	–	–	–	–
Truck	–	–	–	–	–	–	–
For-hire truck	–	–	–	–	–	–	–
Private truck	–	–	–	–	–	–	–
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	–	–	–	–	–	–	–

SCTG 17, Gasoline and aviation turbine fuel

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	19.7	–	23.5	–	40.6	–	47.1
Single modes	20.3	2.0	23.9	2.2	40.9	8.9	46.4
Truck	26.7	14.6	28.0	15.9	S	S	46.7
For-hire truck	44.6	13.8	45.7	14.1	S	S	30.0
Private truck	28.9	12.6	28.6	12.8	35.5	12.0	22.9
Rail	–	–	–	–	–	–	–
Water	S	S	49.0	7.2	S	S	26.1
Shallow draft	49.9	1.8	48.1	1.8	S	S	26.9
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	28.2
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	42.8	10.7	43.3	11.5	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	35.1

SCTG 18, Fuel oils

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	22.5	–	24.3	–	49.7	–	S
Single modes	22.8	1.8	24.6	1.8	49.7	2.3	S
Truck	23.9	11.6	24.4	12.2	S	S	S
For-hire truck	45.0	11.8	48.1	12.4	S	S	29.7
Private truck	39.1	10.1	38.3	9.8	39.4	13.3	35.2
Rail	–	–	–	–	–	–	–
Water	46.3	9.3	S	S	S	S	S
Shallow draft	34.4	8.0	48.9	7.7	S	S	S
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	29.9
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	S	S	S	S	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	30.3

SCTG 19, Coal and petroleum products, nec

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	34.4	–	38.8	–	30.4	–	S
Single modes	34.8	1.2	38.9	0.4	30.4	–	S
Truck	45.9	10.0	S	S	S	S	S
For-hire truck	S	S	S	S	S	S	S
Private truck	30.8	11.4	16.5	10.0	35.2	6.2	S
Rail	28.8	6.3	30.1	8.2	37.1	11.1	16.4
Water	S	S	S	S	S	S	28.4
Shallow draft	S	S	S	S	S	S	28.4
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	31.6
Parcel, USPS or courier	S	S	S	S	S	S	31.6
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	29.6

SCTG 20, Basic chemicals

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	14.9	–	32.3	–	22.4	–	S
Single modes	15.8	5.6	33.5	4.9	23.8	10.9	S
Truck	33.7	11.9	S	S	S	S	S
For-hire truck	42.9	10.2	37.7	9.1	47.6	9.9	14.9
Private truck	S	S	S	S	S	S	S
Rail	40.9	6.4	S	S	45.8	10.0	21.8
Water	44.2	11.4	S	S	S	S	42.8
Shallow draft	43.9	11.1	S	S	42.5	6.9	44.6
Great Lakes	–	–	–	–	–	–	–
Deep draft	S	S	S	S	S	S	29.9
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	S	S	S	S	S	S	S
Multiple modes	S	S	S	S	S	S	47.6
Parcel, USPS or courier	S	S	S	S	S	S	42.3
Truck and rail	S	S	S	S	S	S	34.3
Truck and water	S	S	S	S	S	S	31.6
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	33.5

SCTG 21, Pharmaceutical products

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	43.2	–	S	S	S	S	30.2
Single modes	S	S	S	S	S	S	26.2
Truck	S	S	S	S	S	S	26.2
For-hire truck	S	S	S	S	S	S	28.0
Private truck	S	S	S	S	S	S	S
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	31.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	36.8	13.2	41.5	8.2	S	S	28.4
Parcel, USPS or courier	36.8	13.2	41.5	8.2	S	S	28.4
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	45.3	13.4	46.7	14.2	31.9

SCTG 22, Fertilizers

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	38.7	–	42.8	–	44.2	–	30.6
Single modes	38.7	–	42.8	0.1	44.2	–	30.6
Truck	46.0	7.3	46.1	8.7	39.1	11.8	36.3
For-hire truck	43.8	10.2	45.6	9.9	46.8	9.7	S
Private truck	S	S	S	S	43.2	10.2	S
Rail	S	S	S	S	S	S	26.1
Water	S	S	S	S	S	S	31.6
Shallow draft	S	S	S	S	S	S	31.6
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	S	S	S	S	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	31.6

SCTG 23, Chemical products and preparations, nec

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	29.0	–	39.2	–	43.2	–	S
Single modes	29.8	13.7	43.4	14.3	46.1	18.0	S
Truck	29.7	13.6	43.4	14.3	46.1	18.0	S
For-hire truck	49.7	13.6	47.5	16.9	47.1	19.6	20.9
Private truck	42.0	11.2	39.2	10.2	S	S	S
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	31.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	S
Parcel, USPS or courier	S	S	39.9	13.8	38.6	17.9	S
Truck and rail	S	S	S	S	S	S	31.6
Truck and water	S	S	S	S	S	S	31.6
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	27.3

SCTG 24, Plastics and rubber

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	22.9	–	29.9	–	30.0	–	17.1
Single modes	22.9	0.7	29.5	0.8	29.3	1.3	15.8
Truck	20.0	4.9	24.9	8.4	16.4	11.7	16.4
For-hire truck	17.9	6.5	22.1	9.2	16.1	11.5	10.7
Private truck	32.2	4.1	38.2	5.1	39.5	5.1	31.1
Rail	39.8	4.5	41.3	7.8	42.9	10.7	18.7
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	31.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	19.5
Parcel, USPS or courier	S	S	38.2	–	S	S	21.7
Truck and rail	S	S	S	S	S	S	29.5
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	S

SCTG 25, Logs and other wood in the rough

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	S	S	S	S	28.0
Single modes	S	S	S	S	S	S	28.0
Truck	S	S	S	S	S	S	28.0
For-hire truck	S	S	S	S	S	S	30.0
Private truck	S	S	S	S	S	S	29.9
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	31.6
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	S	S	S	S	S	S	31.6
Other and unknown modes	–	–	–	–	–	–	–

SCTG 26, Wood products

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	14.6	–	18.3	–	25.4	–	32.8
Single modes	16.4	3.5	18.7	2.7	27.1	5.2	22.2
Truck	17.2	4.9	19.4	5.0	21.1	7.4	21.2
For-hire truck	20.6	6.7	21.5	6.8	18.5	6.4	10.3
Private truck	28.4	8.1	32.4	6.7	43.9	3.8	32.7
Rail	36.4	4.6	S	S	46.5	7.5	9.8
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	S	S	S	S	S	S	33.4
Truck and rail	S	S	S	S	S	S	31.6
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	47.9	3.6	S	S	S	S	S

SCTG 27, Pulp, newsprint, paper, and paperboard

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	10.7	–	10.7	–	11.5	–	S
Single modes	10.4	1.2	10.6	1.4	10.4	3.3	S
Truck	27.4	6.5	20.4	5.7	26.1	6.0	S
For-hire truck	33.6	6.7	21.8	5.8	27.1	6.0	5.3
Private truck	S	S	S	S	S	S	S
Rail	10.9	6.4	14.2	5.4	14.0	5.5	4.2
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	29.9
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	S	S	S	S	S	S	29.9
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	S

SCTG 28, Paper or paperboard articles

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	41.3	–	41.6	–	27.3	–	S
Single modes	41.9	14.2	41.9	14.6	27.2	14.2	46.9
Truck	42.0	15.6	41.9	16.0	27.4	16.4	38.4
For-hire truck	S	S	S	S	30.3	13.9	23.6
Private truck	S	S	S	S	48.0	6.4	S
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	30.2
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	28.7
Parcel, USPS or courier	S	S	S	S	S	S	28.7
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	38.1	9.3	46.5	10.0	S	S	S

SCTG 29, Printed products

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	20.6	–	16.8	–	17.7	–	13.1
Single modes	14.7	6.7	17.5	4.0	19.7	5.2	17.6
Truck	14.7	6.7	17.5	4.0	19.7	5.2	17.5
For-hire truck	15.0	6.7	17.7	4.1	19.7	5.2	20.6
Private truck	S	S	S	S	S	S	31.4
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	31.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	26.6
Parcel, USPS or courier	S	S	S	S	S	S	28.8
Truck and rail	S	S	S	S	S	S	28.8
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	30.6

SCTG 30, Textiles, leather, and articles of textiles or leather

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	49.3	–	34.2	–	46.0	–	9.9
Single modes	49.8	2.4	34.8	2.3	46.5	3.8	10.3
Truck	49.8	2.4	34.8	2.3	46.6	3.8	9.7
For-hire truck	S	S	39.7	7.7	48.0	5.9	5.7
Private truck	25.8	6.2	48.9	5.7	28.3	3.1	S
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	48.4	–	S	S	S	S	25.9
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	49.4	0.5	7.8
Parcel, USPS or courier	S	S	S	S	S	S	7.8
Truck and rail	S	S	S	S	S	S	31.6
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	24.6

SCTG 31, Nonmetallic mineral products

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	S	S	S	S	41.4
Single modes	S	S	S	S	S	S	S
Truck	S	S	S	S	S	S	44.3
For-hire truck	S	S	S	S	S	S	21.2
Private truck	S	S	S	S	S	S	21.4
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	31.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	39.5
Parcel, USPS or courier	S	S	S	S	S	S	31.2
Truck and rail	S	S	S	S	S	S	31.6
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	30.1

SCTG 32, Base metal in primary or semifinished forms and in finished basic shapes

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	S	S	S	S	29.5
Single modes	S	S	S	S	S	S	30.1
Truck	S	S	S	S	S	S	30.7
For-hire truck	S	S	S	S	S	S	23.3
Private truck	45.1	13.1	44.8	11.8	S	S	S
Rail	S	S	S	S	S	S	31.0
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	29.9
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	38.9
Parcel, USPS or courier	S	S	S	S	S	S	41.9
Truck and rail	S	S	S	S	S	S	31.1
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	26.1

SCTG 33, Articles of base metal

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	27.6	–	21.5	–	27.8	–	16.1
Single modes	18.4	6.8	21.7	1.6	22.1	4.3	20.0
Truck	18.3	6.9	21.7	1.6	22.1	4.3	20.1
For-hire truck	17.4	9.0	36.3	9.0	21.1	11.2	10.3
Private truck	32.8	6.4	37.9	9.0	48.5	9.9	30.5
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	22.5
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	15.5
Parcel, USPS or courier	S	S	S	S	S	S	15.5
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	30.0

SCTG 34, Machinery

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	13.4	–	20.5	–	22.5	–	49.7
Single modes	13.7	3.2	21.6	5.1	18.7	8.3	S
Truck	13.8	3.1	21.7	5.0	19.2	8.1	S
For-hire truck	22.8	5.9	29.1	6.9	24.7	9.5	9.1
Private truck	13.9	6.1	19.5	6.9	43.2	7.7	S
Rail	S	S	S	S	S	S	31.6
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	28.0
Pipeline	–	–	–	–	S	S	S
Multiple modes	34.5	3.1	S	S	S	S	28.2
Parcel, USPS or courier	31.7	1.3	S	S	45.3	0.6	30.3
Truck and rail	S	S	S	S	S	S	30.1
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	44.7	0.4	S

SCTG 35, Electronic and other electrical equipment and components and office equipment

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	S	S	26.4	–	S
Single modes	S	S	S	S	27.0	1.8	S
Truck	S	S	S	S	27.4	2.1	S
For-hire truck	S	S	S	S	31.4	15.0	S
Private truck	22.1	10.0	37.4	14.7	44.0	15.1	S
Rail	S	S	S	S	S	S	30.0
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	23.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	45.9	8.6	39.0	2.6	47.9	1.2	32.6
Parcel, USPS or courier	45.7	8.5	40.4	2.6	S	S	32.6
Truck and rail	S	S	S	S	S	S	31.6
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	S

SCTG 36, Motorized and other vehicles (including parts)

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	29.4	–	36.1	–	21.0
Single modes	S	S	28.7	3.9	36.5	5.9	22.3
Truck	S	S	28.2	3.9	36.1	5.9	21.1
For-hire truck	S	S	39.7	10.6	37.5	9.9	14.1
Private truck	35.4	10.8	46.7	10.1	43.5	9.0	45.0
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	26.8
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	18.3
Parcel, USPS or courier	S	S	S	S	S	S	18.3
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	S

SCTG 37, Transportation equipment, nec

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	S	S	S	S	24.9
Single modes	S	S	S	S	S	S	27.0
Truck	S	S	S	S	S	S	26.7
For-hire truck	S	S	S	S	S	S	28.1
Private truck	S	S	S	S	S	S	31.6
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	27.9
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	29.8
Parcel, USPS or courier	S	S	S	S	S	S	29.8
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	31.6

SCTG 38, Precision instruments and apparatus

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	39.3	–	36.1	–	S	S	S
Single modes	S	S	S	S	S	S	S
Truck	S	S	S	S	S	S	S
For-hire truck	S	S	S	S	S	S	S
Private truck	S	S	S	S	S	S	S
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	31.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	26.1
Parcel, USPS or courier	S	S	S	S	S	S	26.1
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	31.6

SCTG 39, Furniture, mattresses and mattress supports, lamps, lighting fittings

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	14.3	–	20.1	–	22.4	–	7.3
Single modes	14.1	1.7	20.0	1.6	22.5	4.3	6.7
Truck	14.1	1.7	20.0	1.7	22.5	4.3	6.7
For-hire truck	18.2	9.1	20.7	9.3	23.2	8.0	5.6
Private truck	39.2	7.9	31.5	8.4	48.0	6.1	20.2
Rail	S	S	S	S	S	S	31.6
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	34.3
Parcel, USPS or courier	44.7	0.1	S	S	S	S	27.3
Truck and rail	S	S	S	S	S	S	28.1
Truck and water	S	S	S	S	S	S	31.6
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	28.0

SCTG 40, Miscellaneous manufactured products

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	47.6	–	43.0	–	20.1
Single modes	36.8	12.5	36.4	10.3	38.7	12.0	26.9
Truck	35.2	12.9	36.2	10.4	38.0	12.1	28.4
For-hire truck	39.9	9.9	40.3	11.8	43.4	14.6	20.1
Private truck	37.2	11.4	46.7	11.0	S	S	30.5
Rail	S	S	S	S	S	S	31.6
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	31.6
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	21.4
Parcel, USPS or courier	S	S	S	S	S	S	21.4
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	28.8

SCTG 41, Waste and scrap

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	S	S	S	S	S	S	28.1
Single modes	S	S	S	S	S	S	28.1
Truck	S	S	S	S	S	S	28.1
For-hire truck	S	S	S	S	S	S	29.8
Private truck	S	S	S	S	S	S	31.7
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	–	–	–	–	–	–	–
Parcel, USPS or courier	–	–	–	–	–	–	–
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	–	–	–	–	–	–	–

SCTG 43, Mixed freight

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	25.2	–	22.4	–	22.5	–	44.8
Single modes	25.5	1.1	22.4	0.2	22.5	–	44.0
Truck	25.5	1.1	22.4	0.2	22.5	–	44.0
For-hire truck	41.9	12.6	35.1	12.4	38.7	11.7	19.1
Private truck	28.2	12.4	30.0	12.4	27.7	11.7	23.6
Rail	–	–	–	–	–	–	–
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	–	–	–	–	–	–	–
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	37.6
Parcel, USPS or courier	S	S	S	S	S	S	37.6
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	29.9

Commodity unknown

Mode of transportation	Value		Tons		Ton-miles		CV of average miles per shipment
	CV	Std. error of percent	CV	Std. error of percent	CV	Std. error of percent
All modes	39.7	–	47.2	–	S	S	35.2
Single modes	42.8	7.8	47.6	2.0	S	S	32.4
Truck	44.8	12.1	S	S	S	S	36.6
For-hire truck	S	S	S	S	S	S	22.6
Private truck	46.2	12.0	48.8	10.6	S	S	45.8
Rail	S	S	S	S	S	S	31.6
Water	–	–	–	–	–	–	–
Shallow draft	–	–	–	–	–	–	–
Great Lakes	–	–	–	–	–	–	–
Deep draft	–	–	–	–	–	–	–
Air (including truck and air)	S	S	S	S	S	S	30.5
Pipeline	–	–	–	–	S	S	S
Multiple modes	S	S	S	S	S	S	37.9
Parcel, USPS or courier	S	S	S	S	S	S	37.9
Truck and rail	–	–	–	–	–	–	–
Truck and water	–	–	–	–	–	–	–
Rail and water	–	–	–	–	–	–	–
Other Multiple modes	–	–	–	–	–	–	–
Other and unknown modes	S	S	S	S	S	S	32.4

KEY:
– Represents data cell equal to zero or less than 1 unit of measure.
S Estimate does not meet publication standards because of high sampling variability or poor response quality.
CV Coefficient of variation of number

NOTE: The Introduction and appendixes give information onf confidentiality protection, sampling error, nonsampling error, sample design, and definitions. Links to this information on the Internet may be found at www.census.gov/cfs.

SOURCE: Bureau of Transportation Statistics (USDOT) and U.S. Census Bureau, 2002 Commodity Flow Survey, Individual State Data, December 2004.