Bureau of Transportation Statistics (BTS)
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Table 1
Household and Person Demographic Characteristics

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Household attributes  
Sample size 3,827
Household size 2.3
1 person  32.2%
2 persons  34.5%
3+ persons  33.3%
Income  
Low (<30k) 19.6%
Medium (30-75k) 43.3%
High (>75k) 22.5%
Vehicle ownership 1.9
0 car household 5.6%
1 car household 34.4%
2 cars household 39.4%
3+ cars household 20.5%
% vehicles ³ commuters 86.4%
Number of workers 1.4
0 worker  16.5%
1 worker  40.4%
2 workers  37.0%
3+ workers  6.0%
Number of bicycles 1.3
Owning home of residence 63.0%
Years at current residence 4.7 years

 

Person attributes Commuter Noncommuter
Sample size 4,331 3,651
Gender    
Male 54.4% 42.8%
Female 45.5% 56.9%
Age (in years) 41.5 32.4
Young (£29) 18.8% 54.0%
Middle (30–49) 53.8% 14.5%
Old (³50) 27.4% 31.5%
Employment status    
Full time 81.5% N/A
Part time 12.1% N/A
Licensed 95.3% 48.6%
Student 13.3% 44.8%

Note: Some percentages do not add to 100 due to missing data.