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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 | 75,210 | 100.0 | 966 | 87,771 | 100.0 | 1,425 | 86,743 | 100.0 | 1,988 | Yes |
| Drove alone | 57,445 | 76.4 | 875 | 69,399 | 79.1 | 1,780 | 66,974 | 77.2 | 2,126 | Yes |
| 2-person Carpool | 7,175 | 9.5 | 339 | 6,603 | 7.5 | 934 | 6,172 | 7.1 | 838 | Yes |
| 3-or-more-person Carpool | 2,555 | 3.4 | 204 | 2,252 | 2.6 | 556 | 2,247 | 2.6 | 661 | No |
| Transit | 1,173 | 1.6 | 138 | 1,700 | 1.9 | 472 | 1,479 | 1.7 | 500 | No |
| Bike | 785 | 1.0 | 113 | 917 | 1.0 | 298 | 1,583 | 1.8 | 409 | Yes |
| Walked | 2,760 | 3.7 | 212 | 2,355 | 2.7 | 555 | 2,620 | 3.0 | 480 | No |
| Taxi, Motorcycle and Other means | 1,500 | 2.0 | 156 | 1,252 | 1.4 | 332 | 687 | 0.8 | 212 | Yes |
| Worked at Home | 1,825 | 2.4 | 172 | 3,293 | 3.8 | 503 | 4,981 | 5.7 | 885 | 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 | 68,715 | 100.0 | 936 | 83,333 | 100.0 | 1,716 | 82,396 | 100.0 | 2,060 | Yes |
| Drove alone | 52,840 | 76.9 | 847 | 67,324 | 80.8 | 1,691 | 65,319 | 79.3 | 2,208 | Yes |
| 2-person Carpool | 6,590 | 9.6 | 325 | 5,693 | 6.8 | 770 | 5,457 | 6.6 | 682 | Yes |
| 3-or-more-person Carpool | 2,155 | 3.1 | 187 | 1,388 | 1.7 | 362 | 1,327 | 1.6 | 277 | Yes |
| Transit | 1,540 | 2.2 | 158 | 1,723 | 2.1 | 403 | 2,120 | 2.6 | 552 | Yes |
| Bike | 165 | 0.2 | 52 | 434 | 0.5 | 241 | 824 | 1.0 | 271 | Yes |
| Walked | 2,300 | 3.3 | 193 | 1,975 | 2.4 | 372 | 3,229 | 3.9 | 532 | Yes |
| Taxi, Motorcycle and Other means | 1,095 | 1.6 | 134 | 1,566 | 1.9 | 432 | 630 | 0.8 | 222 | Yes |
| Worked at Home | 2,030 | 3.0 | 182 | 3,230 | 3.9 | 458 | 3,490 | 4.2 | 723 | 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
