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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 | 150,205 | 100.0 | 1,379 | 153,013 | 100.0 | 2,261 | 142,334 | 100.0 | 2,216 | Yes |
| Drove alone | 126,530 | 84.2 | 1,294 | 128,062 | 83.7 | 2,618 | 120,414 | 84.6 | 2,381 | Yes |
| 2-person Carpool | 13,085 | 8.7 | 458 | 12,822 | 8.4 | 1,254 | 11,245 | 7.9 | 926 | Yes |
| 3-or-more-person Carpool | 3,570 | 2.4 | 241 | 3,824 | 2.5 | 678 | 2,593 | 1.8 | 781 | Yes |
| Transit | 1,010 | 0.7 | 128 | 1,562 | 1.0 | 409 | 1,109 | 0.8 | 285 | No |
| Bike | 150 | 0.1 | 50 | 360 | 0.2 | 188 | 263 | 0.2 | 128 | No |
| Walked | 2,160 | 1.4 | 188 | 2,103 | 1.4 | 548 | 2,005 | 1.4 | 430 | No |
| Taxi, Motorcycle and Other means | 1,230 | 0.8 | 142 | 1,205 | 0.8 | 268 | 884 | 0.6 | 279 | Yes |
| Worked at Home | 2,480 | 1.7 | 201 | 3,075 | 2.0 | 428 | 3,821 | 2.7 | 641 | 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 | 142,245 | 100.0 | 1,352 | 146,472 | 100.0 | 1,876 | 140,704 | 100.0 | 2,199 | No |
| Drove alone | 117,190 | 82.4 | 1,257 | 122,255 | 83.5 | 2,003 | 119,689 | 85.1 | 2,513 | No |
| 2-person Carpool | 14,380 | 10.1 | 480 | 12,914 | 8.8 | 1,165 | 11,370 | 8.1 | 962 | Yes |
| 3-or-more-person Carpool | 3,305 | 2.3 | 232 | 4,226 | 2.9 | 795 | 2,483 | 1.8 | 454 | Yes |
| Transit | 1,950 | 1.4 | 178 | 1,737 | 1.2 | 385 | 1,449 | 1.0 | 355 | Yes |
| Bike | 40 | 0.0 | 26 | 41 | 0.0 | 46 | 105 | 0.1 | 77 | No |
| Walked | 1,680 | 1.2 | 166 | 1,581 | 1.1 | 429 | 1,533 | 1.1 | 450 | No |
| Taxi, Motorcycle and Other means | 750 | 0.5 | 111 | 566 | 0.4 | 256 | 564 | 0.4 | 250 | No |
| Worked at Home | 2,950 | 2.1 | 219 | 3,152 | 2.2 | 459 | 3,511 | 2.5 | 536 | No |
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
