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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 | 190,295 | 100.0 | 1,943 | 202,061 | 100.0 | 2,221 | 197,416 | 100.0 | 1,983 | Yes |
| Drove alone | 153,940 | 80.9 | 1,803 | 160,206 | 79.3 | 2,546 | 156,460 | 79.3 | 2,982 | No |
| 2-person Carpool | 16,450 | 8.6 | 653 | 16,356 | 8.1 | 1,212 | 15,835 | 8.0 | 1,368 | No |
| 3-or-more-person Carpool | 3,660 | 1.9 | 311 | 4,098 | 2.0 | 746 | 4,444 | 2.3 | 904 | No |
| Transit | 6,395 | 3.4 | 410 | 6,766 | 3.3 | 870 | 8,227 | 4.2 | 954 | Yes |
| Bike | 405 | 0.2 | 104 | 522 | 0.3 | 216 | 355 | 0.2 | 149 | No |
| Walked | 3,455 | 1.8 | 302 | 5,476 | 2.7 | 768 | 3,572 | 1.8 | 617 | No |
| Taxi, Motorcycle and Other means | 1,645 | 0.9 | 209 | 2,391 | 1.2 | 595 | 2,121 | 1.1 | 505 | No |
| Worked at Home | 4,345 | 2.3 | 338 | 6,246 | 3.1 | 665 | 6,402 | 3.2 | 673 | 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 | 183,200 | 100.0 | 1,918 | 198,543 | 100.0 | 2,468 | 197,884 | 100.0 | 2,367 | Yes |
| Drove alone | 143,615 | 78.4 | 1,756 | 157,283 | 79.2 | 2,742 | 155,059 | 78.4 | 2,656 | Yes |
| 2-person Carpool | 16,665 | 9.1 | 657 | 15,433 | 7.8 | 932 | 15,892 | 8.0 | 1,355 | No |
| 3-or-more-person Carpool | 3,720 | 2.0 | 313 | 3,736 | 1.9 | 569 | 3,353 | 1.7 | 591 | No |
| Transit | 7,695 | 4.2 | 449 | 8,751 | 4.4 | 865 | 10,228 | 5.2 | 1,075 | Yes |
| Bike | 25 | 0.0 | 26 | 15 | 0.0 | 24 | 15 | 0.0 | 24 | No |
| Walked | 4,150 | 2.3 | 331 | 4,667 | 2.4 | 690 | 4,287 | 2.2 | 614 | No |
| Taxi, Motorcycle and Other means | 1,320 | 0.7 | 187 | 2,113 | 1.1 | 573 | 1,708 | 0.9 | 435 | No |
| Worked at Home | 6,010 | 3.3 | 398 | 6,545 | 3.3 | 780 | 7,342 | 3.7 | 807 | 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
