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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 | 81,805 | 100.0 | 1,165 | 89,277 | 100.0 | 1,225 | 86,675 | 100.0 | 1,284 | Yes |
| Drove alone | 66,355 | 81.1 | 1,086 | 66,919 | 75.0 | 1,414 | 68,232 | 78.7 | 1,217 | Yes |
| 2-person Carpool | 4,995 | 6.1 | 335 | 7,437 | 8.3 | 993 | 5,029 | 5.8 | 806 | No |
| 3-or-more-person Carpool | 1,610 | 2.0 | 191 | 2,720 | 3.0 | 881 | 1,751 | 2.0 | 493 | No |
| Transit | 3,849 | 4.7 | 295 | 5,484 | 6.1 | 765 | 4,437 | 5.1 | 669 | No |
| Bike | 325 | 0.4 | 86 | 659 | 0.7 | 410 | 638 | 0.7 | 324 | No |
| Walked | 1,255 | 1.5 | 169 | 1,298 | 1.5 | 415 | 1,117 | 1.3 | 314 | No |
| Taxi, Motorcycle and Other means | 850 | 1.0 | 139 | 1,003 | 1.1 | 488 | 1,214 | 1.4 | 353 | No |
| Worked at Home | 2,565 | 3.1 | 241 | 3,757 | 4.2 | 514 | 4,257 | 4.9 | 693 | 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 | 69,480 | 100.0 | 1,103 | 72,527 | 100.0 | 1,526 | 75,538 | 100.0 | 1,404 | Yes |
| Drove alone | 57,200 | 82.3 | 1,028 | 58,407 | 80.5 | 1,441 | 59,734 | 79.1 | 1,362 | Yes |
| 2-person Carpool | 4,445 | 6.4 | 316 | 5,020 | 6.9 | 663 | 4,967 | 6.6 | 826 | No |
| 3-or-more-person Carpool | 1,055 | 1.5 | 155 | 814 | 1.1 | 254 | 1,474 | 2.0 | 413 | No |
| Transit | 2,195 | 3.2 | 223 | 3,018 | 4.2 | 474 | 3,246 | 4.3 | 587 | Yes |
| Bike | 10 | 0.0 | 15 | 35 | 0.0 | 39 | 68 | 0.1 | 65 | No |
| Walked | 1,155 | 1.7 | 162 | 1,398 | 1.9 | 422 | 1,146 | 1.5 | 266 | No |
| Taxi, Motorcycle and Other means | 540 | 0.8 | 111 | 422 | 0.6 | 179 | 851 | 1.1 | 281 | Yes |
| Worked at Home | 2,875 | 4.1 | 255 | 3,413 | 4.7 | 468 | 4,052 | 5.4 | 489 | 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
