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BTS Home > Programs > Omnibus Surveys > Household Survey > 2002 > May
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Omnibus Survey
Household Survey Results
Marginal Frequency Distributions
May 2002

Section G - General Transportation Core Questions
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0103 During April, did you drive or ride in a personal vehicle?
Yes    957 186,477,559 92.91 1.019
No     58  14,229,141  7.09 1.019
Subtotal valid responses  1,015 200,706,700   100  
Don’t know      0           0    
Refused      0           0    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0851A How many days did you drive or ride?
Count    950 185,455,400    
Mean 25.817      25.956    
Standard deviation  7.565       0.280    
Minimum      1           1    
25th percentile     25          25    
Median     30          30    
75th percentile     30          30    
Maximum     30          30    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0150 During April, did you drive or ride in an organized carpool or vanpool?
Yes     36   8,318,145  4.14 0.755
No    979 192,388,555 95.86 0.755
Subtotal valid responses  1,015 200,706,700   100  
Don’t know      0           0    
Refused      0           0    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0851B How many days did you drive or ride?
Count     35   8,144,775    
Mean 10.857      10.072    
Standard deviation  8.856       1.599    
Minimum      1           1    
25th percentile      3           3    
Median      7           5    
75th percentile     20          20    
Maximum     30          30    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0302 During April, did you ride on any public transit within a city or metropolitan area? Examples of public transit include a bus, rapid rail (subway, surface or elevated), light rail, commuter bus or rail from suburb to city.
Yes    124  28,881,029 14.39 1.314
No    891 171,825,671 85.61 1.314
Subtotal valid responses  1,015 200,706,700   100  
Don’t know      0           0    
Refused      0           0    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0851C How many days did you use it?
Count    123  28,535,590    
Mean  8.317       8.778    
Standard deviation  8.582       0.942    
Minimum      1           1    
25th percentile      2           2    
Median      4           4    
75th percentile     15          15    
Maximum     30          30    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0801 Is public transportation available in your area?
Yes    516 103,104,922 61.13 1.787
No    356  65,551,551 38.87 1.787
Subtotal valid responses    872 168,656,473   100  
Don’t know     19   3,169,198    
Refused      0           0    
Appropriate skip    124  28,881,029    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0810A Please tell me the main reason you did not use public transit last month.
Prefer my own vehicle    169  33,946,361 33.58 2.439
I am retired/not working/not in school     31   5,528,579  5.47 1.069
Need to make multiple stops to/from work/school      9   1,798,572  1.78 0.616
Don't understand/know routes and schedules      2     489,829  0.48 0.342
Not convenient (doesn’t go where I need to)    203  39,643,133 39.21 2.455
Not flexible (doesn’t go when I need to)     27   5,831,854  5.77 1.253
Takes too much time     14   2,686,899  2.66 0.785
Distance from home to stops is too great     18   4,224,131  4.18 1.044
Uncomfortable riding with strangers      4     989,015  0.98 0.524
Costs too much      3     809,294  0.80 0.466
Unreliable      5   1,192,272  1.18 0.615
Unsafe      1     217,051  0.21 0.215
Health/disability/physical limitations     14   2,702,725  2.67 0.874
Other      4   1,044,415  1.03 0.551
Subtotal valid responses    504 101,104,130   100  
Don’t know     11   1,808,577    
Refused      1     192,215    
Appropriate skip    499  97,601,778    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0201 During April, did you ride on a city-to-city bus, such as Greyhound?
Yes     14   3,295,368  1.65 0.475
No    998 196,286,134 98.35 0.475
Subtotal valid responses  1,012 199,581,502   100  
Don’t know      2     946,295    
Refused      1     178,903    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0851D How many days did you ride on it?
Count     14   3,295,368    
Mean  3.357       3.857    
Standard deviation  7.143       2.470    
Minimum      1           1    
25th percentile      1           1    
Median      1           1    
75th percentile      3           1    
Maximum     28          28    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0902B And of these days, how many were for business or work?
Count     14   3,295,368    
Mean  2.643       3.264    
Standard deviation  7.344       2.530    
Minimum      0           0    
25th percentile      0           0    
Median      1           1    
75th percentile      1           1    
Maximum     28          28    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0251 During April, did you ride on a city-to-city train, such as AMTRAK?
Yes     12   2,161,098  1.08 0.373
No  1,003 198,545,602 98.92 0.373
Subtotal valid responses  1,015 200,706,700   100  
Don’t know      0           0    
Refused      0           0    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0851E How many days did you ride on it?
Count     12   2,161,098    
Mean  2.417       2.391    
Standard deviation  1.443       0.518    
Minimum      1           1    
25th percentile      1           1    
Median      2           2    
75th percentile      4           4    
Maximum      5           5    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0902C And of these days, how many were for business or work?
Count     12   2,161,098    
Mean  0.500       0.868    
Standard deviation  1.446       0.633    
Minimum      0           0    
25th percentile      0           0    
Median      0           0    
75th percentile      0           1    
Maximum      5           5    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0880 In your area, do you have long distance, city-to-city train service such as AMTRAK?
Yes    468  94,165,332 50.61 1.804
No    473  91,897,052 49.39 1.804
Subtotal valid responses    941 186,062,384   100  
Don’t know     62  12,483,218    
Refused      0           0    
Appropriate skip     12   2,161,098    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0350 During April, did you fly on a commercial airline?
Yes    125  22,109,098 11.02 1.075
No    890 178,597,602 88.98 1.075
Subtotal valid responses  1,015 200,706,700   100  
Don’t know      0           0    
Refused      0           0    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0851F How many days did you fly on a commercial airline?
Count    125  22,109,098    
Mean  2.920       2.874    
Standard deviation  2.641       0.228    
Minimum      1           1    
25th percentile      2           2    
Median      2           2    
75th percentile      3           3    
Maximum     15          15    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0902D And of these days, how many were for business or work?
Count    125  22,109,098    
Mean  1.544       1.484    
Standard deviation  2.818       0.252    
Minimum      0           0    
25th percentile      0           0    
Median      0           0    
75th percentile      2           2    
Maximum     15          15    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0401 During April, did you fly on a charter, private, or corporate airplane or helicopter?
Yes     14   2,138,461  1.07 0.327
No  1,001 198,568,239 98.93 0.327
Subtotal valid responses  1,015 200,706,700   100  
Don’t know      0           0    
Refused      0           0    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0851G How many days did you fly on a charter, private, or corporate airplane or helicopter?
Count     14   2,138,461    
Mean  3.143       2.583    
Standard deviation  3.134       0.555    
Minimum      1           1    
25th percentile      1           1    
Median      2           2    
75th percentile      3           3    
Maximum     12          12    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0902E And of these days, how many were for business or work?
Count     14   2,138,461    
Mean  0.786       0.585    
Standard deviation  1.311       0.273    
Minimum      0           0    
25th percentile      0           0    
Median      0           0    
75th percentile      1           1    
Maximum      4           4    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0452 During April, did you drive or ride on a motorcycle, including a motorized scooter, or a motorized bicycle (such as a moped) or an ATV?
Yes     65  13,474,427  6.71 0.912
No    950 187,232,273 93.29 0.912
Subtotal valid responses  1,015 200,706,700   100  
Don’t know      0           0    
Refused      0           0    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0851H How many days did you drive or ride one of these vehicles?
Count     65  13,474,427    
Mean  6.154       6.816    
Standard deviation  8.076       1.502    
Minimum      1           1    
25th percentile      2           1    
Median      3           3    
75th percentile      6           6    
Maximum     30          30    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0501 During April, did you ride a bicycle? Please do not include stationary bicycles.
Yes    170  34,721,563 17.30 1.376
No    845 165,985,137 82.70 1.376
Subtotal valid responses  1,015 200,706,700   100  
Don’t know      0           0    
Refused      0           0    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0851I How many days did you ride your bicycle?
Count    169  34,604,265    
Mean  5.917       5.988    
Standard deviation  6.393       0.544    
Minimum      1           1    
25th percentile      2           2    
Median      4           4    
75th percentile      8           8    
Maximum     30          30    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0952A Primarily for what purpose did you use it?
Commuting to work or school      8   2,044,367  5.91 2.332
Recreation     91  17,163,255 49.60 4.388
Exercise/for my health     61  13,155,988 38.02 4.309
Personal errands (to the store, post office, and so on)      8   1,744,638  5.04 2.267
Required for my job      1     496,016  1.43 1.419
Some other purpose      0           0  0.00 0.000
Subtotal valid responses    169  34,604,264   100  
Don’t know      1     117,298    
Refused      0           0    
Appropriate skip    845 165,985,138    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G1001C And on a typical day that you rode your bicycle, about how much time did you spend bicycling?
Count    168  34,519,677    
Mean  1.028       1.007    
Standard deviation  0.837       0.073    
Minimum  0.05        0.05     
25th percentile  0.5         0.5      
Median      1           1    
75th percentile      1           1    
Maximum      5           5    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G1051A Did you bicycle mostly on:
Paved roads, not on shoulder     68  13,585,903 39.26 4.228
Shoulders of paved roads     20   3,708,101 10.72 2.430
Bike lanes on roads      6   1,026,068  2.97 1.317
Sidewalks     26   6,728,755 19.44 3.984
Bike paths, walking paths or trails     38   7,713,839 22.29 3.666
Unpaved roads (for example dirt, gravel, sand)      9   1,515,403  4.38 1.529
Grass      2     326,195  0.94 0.754
Other      0           0  0.00 0.000
Subtotal valid responses    169  34,604,264   100  
Don’t know      0           0    
Refused      1     117,298    
Appropriate skip    845 165,985,138    
Total  1,015 200,706,700    
Code and Questionnaire Item Unweighted Count/Value Weighted Count/Value Weighted Percentage Standard Error
G0551 During April, did you walk, run, or jog at least one time outside for 10 minutes or more?
Yes    752 151,372,733 75.57 1.549
No    261  48,938,789 24.43 1.549
Subtotal valid responses  1,013 200,311,522   100