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| Table 1a. Mode to Work by Gender 1 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Male | At Place of Residence | |||||||||
| Total Workers | 123,975 | 100.0 | 1,219 | 135,194 | 100.0 | 1,412 | 136,072 | 100.0 | 1,529 | Yes |
| Drove alone | 102,280 | 82.5 | 1,142 | 109,750 | 81.2 | 1,628 | 113,506 | 83.4 | 1,506 | Yes |
| 2-person Carpool | 10,045 | 8.1 | 401 | 11,407 | 8.4 | 1,128 | 10,178 | 7.5 | 846 | No |
| 3-or-more-person Carpool | 2,795 | 2.3 | 213 | 2,634 | 1.9 | 510 | 2,630 | 1.9 | 553 | No |
| Transit | 2,095 | 1.7 | 185 | 1,470 | 1.1 | 371 | 1,470 | 1.1 | 294 | Yes |
| Bike | 240 | 0.2 | 63 | 420 | 0.3 | 195 | 373 | 0.3 | 112 | Yes |
| Walked | 2,720 | 2.2 | 210 | 3,652 | 2.7 | 680 | 2,594 | 1.9 | 498 | No |
| Taxi, Motorcycle and Other means | 1,020 | 0.8 | 129 | 1,533 | 1.1 | 402 | 1,313 | 1.0 | 328 | No |
| Worked at Home | 2,775 | 2.2 | 213 | 4,328 | 3.2 | 568 | 4,008 | 2.9 | 549 | Yes |
| Table 1b. Mode to Work by Gender 1 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Female | At Place of Residence | |||||||||
| Total Workers | 112,825 | 100.0 | 1,182 | 122,152 | 100.0 | 1,936 | 128,482 | 100.0 | 1,820 | Yes |
| Drove alone | 92,755 | 82.2 | 1,102 | 98,600 | 80.7 | 1,752 | 104,883 | 81.6 | 1,553 | Yes |
| 2-person Carpool | 9,390 | 8.3 | 388 | 10,791 | 8.8 | 1,107 | 10,808 | 8.4 | 941 | Yes |
| 3-or-more-person Carpool | 2,560 | 2.3 | 204 | 2,750 | 2.3 | 406 | 2,405 | 1.9 | 447 | No |
| Transit | 1,600 | 1.4 | 162 | 1,696 | 1.4 | 416 | 1,758 | 1.4 | 443 | No |
| Bike | 45 | 0.0 | 27 | 12 | 0.0 | 19 | 79 | 0.1 | 58 | No |
| Walked | 2,155 | 1.9 | 187 | 2,601 | 2.1 | 488 | 2,891 | 2.3 | 527 | Yes |
| Taxi, Motorcycle and Other means | 575 | 0.5 | 97 | 711 | 0.6 | 306 | 885 | 0.7 | 308 | No |
| Worked at Home | 3,740 | 3.3 | 246 | 4,991 | 4.1 | 556 | 4,773 | 3.7 | 628 | Yes |
Notes:
* The coefficient of variation (CV) can be derived by the standard error (SE) divided by the estimate, while SE = MOE/1.645.
** The z-value of the difference of the two estimates are used to determined if the two estimates are significantly different at 90% confidence level.
1 Census 2000 Table 1-002, 2007-2009 ACS Table B08006 and 2010-2012 ACS B08006
