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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 | 164,790 | 100.0 | 1,398 | 167,659 | 100.0 | 2,352 | 165,224 | 100.0 | 1,592 | No |
| Drove alone | 136,760 | 83.0 | 1,314 | 138,727 | 82.7 | 2,458 | 135,187 | 81.8 | 1,700 | No |
| 2-person Carpool | 11,750 | 7.1 | 434 | 10,305 | 6.1 | 880 | 10,468 | 6.3 | 943 | Yes |
| 3-or-more-person Carpool | 1,800 | 1.1 | 171 | 2,596 | 1.5 | 1,117 | 2,265 | 1.4 | 437 | No |
| Transit | 4,765 | 2.9 | 278 | 4,749 | 2.8 | 610 | 5,191 | 3.1 | 609 | No |
| Bike | 470 | 0.3 | 88 | 551 | 0.3 | 203 | 360 | 0.2 | 160 | No |
| Walked | 2,715 | 1.6 | 210 | 2,348 | 1.4 | 455 | 2,995 | 1.8 | 502 | No |
| Taxi, Motorcycle and Other means | 1,020 | 0.6 | 129 | 1,198 | 0.7 | 373 | 1,163 | 0.7 | 264 | No |
| Worked at Home | 5,505 | 3.3 | 299 | 7,185 | 4.3 | 665 | 7,595 | 4.6 | 676 | 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? ** |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Female | At Place of Residence | |||||||||
| Total Workers | 138,795 | 100.0 | 1,321 | 146,904 | 100.0 | 2,100 | 146,817 | 100.0 | 2,101 | Yes |
| Drove alone | 115,230 | 83.0 | 1,234 | 120,813 | 82.2 | 1,821 | 121,435 | 82.7 | 2,236 | Yes |
| 2-person Carpool | 10,150 | 7.3 | 404 | 9,965 | 6.8 | 961 | 9,343 | 6.4 | 826 | No |
| 3-or-more-person Carpool | 1,575 | 1.1 | 160 | 2,084 | 1.4 | 789 | 1,782 | 1.2 | 380 | No |
| Transit | 3,610 | 2.6 | 242 | 4,454 | 3.0 | 547 | 4,377 | 3.0 | 555 | Yes |
| Bike | 80 | 0.1 | 36 | 106 | 0.1 | 85 | 89 | 0.1 | 64 | No |
| Walked | 2,365 | 1.7 | 196 | 2,589 | 1.8 | 467 | 2,476 | 1.7 | 442 | No |
| Taxi, Motorcycle and Other means | 510 | 0.4 | 91 | 736 | 0.5 | 214 | 629 | 0.4 | 220 | No |
| Worked at Home | 5,285 | 3.8 | 293 | 6,157 | 4.2 | 634 | 6,686 | 4.6 | 702 | 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
