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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 | 126,675 | 100.0 | 1,471 | 132,874 | 100.0 | 1,661 | 128,691 | 100.0 | 1,897 | No |
| Drove alone | 102,305 | 80.8 | 1,364 | 104,223 | 78.4 | 2,120 | 102,655 | 79.8 | 1,977 | No |
| 2-person Carpool | 10,505 | 8.3 | 485 | 10,235 | 7.7 | 923 | 8,961 | 7.0 | 1,004 | Yes |
| 3-or-more-person Carpool | 2,310 | 1.8 | 229 | 2,480 | 1.9 | 579 | 2,213 | 1.7 | 445 | No |
| Transit | 3,935 | 3.1 | 299 | 6,461 | 4.9 | 985 | 4,610 | 3.6 | 630 | No |
| Bike | 365 | 0.3 | 91 | 751 | 0.6 | 336 | 533 | 0.4 | 209 | No |
| Walked | 3,430 | 2.7 | 279 | 3,521 | 2.6 | 550 | 2,876 | 2.2 | 489 | No |
| Taxi, Motorcycle and Other means | 1,055 | 0.8 | 155 | 1,036 | 0.8 | 341 | 1,011 | 0.8 | 270 | No |
| Worked at Home | 2,770 | 2.2 | 251 | 4,167 | 3.1 | 591 | 5,832 | 4.5 | 714 | 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 | 118,455 | 100.0 | 1,438 | 126,321 | 100.0 | 1,959 | 127,578 | 100.0 | 1,802 | Yes |
| Drove alone | 91,260 | 77.0 | 1,306 | 99,044 | 78.4 | 2,064 | 101,861 | 79.8 | 1,981 | Yes |
| 2-person Carpool | 11,160 | 9.4 | 499 | 9,984 | 7.9 | 1,010 | 9,022 | 7.1 | 832 | Yes |
| 3-or-more-person Carpool | 2,860 | 2.4 | 255 | 2,056 | 1.6 | 427 | 2,462 | 1.9 | 448 | No |
| Transit | 5,458 | 4.6 | 351 | 6,360 | 5.0 | 905 | 6,062 | 4.8 | 798 | No |
| Bike | 105 | 0.1 | 49 | 111 | 0.1 | 68 | 140 | 0.1 | 70 | No |
| Walked | 3,320 | 2.8 | 275 | 3,727 | 3.0 | 684 | 2,936 | 2.3 | 469 | No |
| Taxi, Motorcycle and Other means | 630 | 0.5 | 120 | 481 | 0.4 | 209 | 483 | 0.4 | 193 | No |
| Worked at Home | 3,660 | 3.1 | 288 | 4,558 | 3.6 | 528 | 4,612 | 3.6 | 588 | 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
