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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 | 179,440 | 100.0 | 1,456 | 191,736 | 100.0 | 1,804 | 182,634 | 100.0 | 2,054 | Yes |
| Drove alone | 134,240 | 74.8 | 1,319 | 143,489 | 74.8 | 2,188 | 136,937 | 75.0 | 2,096 | Yes |
| 2-person Carpool | 13,350 | 7.4 | 463 | 14,601 | 7.6 | 1,196 | 10,718 | 5.9 | 959 | Yes |
| 3-or-more-person Carpool | 4,530 | 2.5 | 271 | 3,763 | 2.0 | 666 | 4,070 | 2.2 | 667 | No |
| Transit | 9,329 | 5.2 | 388 | 9,868 | 5.1 | 913 | 9,055 | 5.0 | 828 | No |
| Bike | 425 | 0.2 | 83 | 744 | 0.4 | 277 | 871 | 0.5 | 280 | Yes |
| Walked | 6,525 | 3.6 | 325 | 5,907 | 3.1 | 923 | 7,187 | 3.9 | 1,206 | No |
| Taxi, Motorcycle and Other means | 4,105 | 2.3 | 258 | 1,972 | 1.0 | 388 | 2,511 | 1.4 | 440 | Yes |
| Worked at Home | 6,950 | 3.9 | 335 | 11,392 | 5.9 | 981 | 11,285 | 6.2 | 947 | 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 | 138,000 | 100.0 | 1,332 | 153,517 | 100.0 | 2,005 | 153,240 | 100.0 | 1,795 | Yes |
| Drove alone | 108,145 | 78.4 | 1,214 | 120,677 | 78.6 | 1,850 | 121,677 | 79.4 | 2,139 | Yes |
| 2-person Carpool | 11,065 | 8.0 | 422 | 11,871 | 7.7 | 1,059 | 9,873 | 6.4 | 931 | Yes |
| 3-or-more-person Carpool | 3,365 | 2.4 | 234 | 2,947 | 1.9 | 443 | 3,300 | 2.2 | 554 | No |
| Transit | 4,765 | 3.5 | 278 | 5,359 | 3.5 | 633 | 4,704 | 3.1 | 537 | No |
| Bike | 35 | 0.0 | 24 | 303 | 0.2 | 188 | 203 | 0.1 | 110 | Yes |
| Walked | 2,805 | 2.0 | 214 | 2,556 | 1.7 | 531 | 2,441 | 1.6 | 574 | No |
| Taxi, Motorcycle and Other means | 1,465 | 1.1 | 155 | 1,553 | 1.0 | 372 | 1,572 | 1.0 | 452 | No |
| Worked at Home | 6,345 | 4.6 | 321 | 8,251 | 5.4 | 830 | 9,470 | 6.2 | 777 | 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
