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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 | 94,795 | 100.0 | 1,054 | 102,939 | 100.0 | 2,620 | 96,963 | 100.0 | 2,748 | No |
| Drove alone | 78,250 | 82.5 | 990 | 82,930 | 80.6 | 2,662 | 78,520 | 81.0 | 2,285 | No |
| 2-person Carpool | 8,405 | 8.9 | 366 | 9,469 | 9.2 | 1,235 | 8,045 | 8.3 | 963 | No |
| 3-or-more-person Carpool | 3,290 | 3.5 | 231 | 3,448 | 3.3 | 768 | 2,968 | 3.1 | 603 | No |
| Transit | 90 | 0.1 | 38 | 182 | 0.2 | 111 | 148 | 0.2 | 98 | No |
| Bike | 285 | 0.3 | 68 | 284 | 0.3 | 187 | 381 | 0.4 | 160 | No |
| Walked | 1,395 | 1.5 | 151 | 2,032 | 2.0 | 562 | 2,400 | 2.5 | 683 | Yes |
| Taxi, Motorcycle and Other means | 1,050 | 1.1 | 131 | 1,466 | 1.4 | 529 | 1,314 | 1.4 | 416 | No |
| Worked at Home | 2,030 | 2.1 | 182 | 3,128 | 3.0 | 527 | 3,187 | 3.3 | 600 | 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 | 77,560 | 100.0 | 987 | 83,469 | 100.0 | 2,213 | 82,620 | 100.0 | 2,215 | Yes |
| Drove alone | 62,905 | 81.1 | 914 | 67,319 | 80.7 | 2,175 | 67,219 | 81.4 | 2,195 | Yes |
| 2-person Carpool | 7,790 | 10.0 | 353 | 7,980 | 9.6 | 934 | 8,234 | 10.0 | 1,077 | No |
| 3-or-more-person Carpool | 2,095 | 2.7 | 185 | 2,049 | 2.5 | 503 | 2,336 | 2.8 | 566 | No |
| Transit | 100 | 0.1 | 40 | 409 | 0.5 | 160 | 184 | 0.2 | 138 | No |
| Bike | 10 | 0.0 | 13 | 55 | 0.1 | 51 | 26 | 0.0 | 41 | No |
| Walked | 1,365 | 1.8 | 149 | 1,460 | 1.7 | 430 | 892 | 1.1 | 275 | Yes |
| Taxi, Motorcycle and Other means | 669 | 0.9 | 105 | 995 | 1.2 | 310 | 474 | 0.6 | 216 | No |
| Worked at Home | 2,625 | 3.4 | 206 | 3,202 | 3.8 | 473 | 3,255 | 3.9 | 556 | 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
