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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 | 130,995 | 100.0 | 1,504 | 133,945 | 100.0 | 1,974 | 127,746 | 100.0 | 1,669 | Yes |
| Drove alone | 105,990 | 80.9 | 1,394 | 106,911 | 79.8 | 2,159 | 103,537 | 81.0 | 1,572 | Yes |
| 2-person Carpool | 11,245 | 8.6 | 502 | 10,838 | 8.1 | 993 | 9,877 | 7.7 | 925 | Yes |
| 3-or-more-person Carpool | 3,670 | 2.8 | 289 | 3,545 | 2.6 | 613 | 3,236 | 2.5 | 592 | No |
| Transit | 3,125 | 2.4 | 267 | 3,238 | 2.4 | 541 | 3,056 | 2.4 | 532 | No |
| Bike | 365 | 0.3 | 91 | 582 | 0.4 | 220 | 355 | 0.3 | 213 | No |
| Walked | 2,795 | 2.1 | 252 | 3,151 | 2.4 | 702 | 3,007 | 2.4 | 585 | No |
| Taxi, Motorcycle and Other means | 1,255 | 1.0 | 169 | 1,305 | 1.0 | 449 | 1,202 | 0.9 | 326 | No |
| Worked at Home | 2,540 | 1.9 | 240 | 4,375 | 3.3 | 1,339 | 3,476 | 2.7 | 545 | 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 | 123,130 | 100.0 | 1,472 | 132,369 | 100.0 | 1,706 | 127,653 | 100.0 | 1,784 | Yes |
| Drove alone | 101,625 | 82.5 | 1,372 | 110,408 | 83.4 | 1,881 | 106,965 | 83.8 | 2,014 | Yes |
| 2-person Carpool | 9,980 | 8.1 | 473 | 9,033 | 6.8 | 937 | 8,414 | 6.6 | 737 | Yes |
| 3-or-more-person Carpool | 2,170 | 1.8 | 222 | 2,243 | 1.7 | 749 | 1,938 | 1.5 | 495 | No |
| Transit | 2,830 | 2.3 | 254 | 3,606 | 2.7 | 515 | 2,808 | 2.2 | 449 | No |
| Bike | 40 | 0.0 | 30 | 57 | 0.0 | 68 | 15 | 0.0 | 24 | No |
| Walked | 2,765 | 2.2 | 251 | 2,389 | 1.8 | 380 | 3,100 | 2.4 | 465 | No |
| Taxi, Motorcycle and Other means | 970 | 0.8 | 149 | 717 | 0.5 | 256 | 745 | 0.6 | 249 | No |
| Worked at Home | 2,740 | 2.2 | 250 | 3,916 | 3.0 | 543 | 3,668 | 2.9 | 533 | 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
