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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 | 50,625 | 100.0 | 786 | 50,919 | 100.0 | 1,366 | 50,137 | 100.0 | 1,380 | No |
| Drove alone | 40,715 | 80.4 | 728 | 38,940 | 76.5 | 1,387 | 39,347 | 78.5 | 1,231 | No |
| 2-person Carpool | 5,060 | 10.0 | 284 | 5,229 | 10.3 | 780 | 5,008 | 10.0 | 685 | No |
| 3-or-more-person Carpool | 1,040 | 2.1 | 130 | 1,711 | 3.4 | 475 | 947 | 1.9 | 310 | No |
| Transit | 1,000 | 2.0 | 128 | 1,335 | 2.6 | 408 | 1,103 | 2.2 | 301 | No |
| Bike | 200 | 0.4 | 57 | 240 | 0.5 | 136 | 372 | 0.7 | 169 | No |
| Walked | 1,475 | 2.9 | 155 | 1,818 | 3.6 | 385 | 1,369 | 2.7 | 381 | No |
| Taxi, Motorcycle and Other means | 335 | 0.7 | 74 | 651 | 1.3 | 283 | 433 | 0.9 | 191 | No |
| Worked at Home | 795 | 1.6 | 114 | 995 | 2.0 | 308 | 1,558 | 3.1 | 381 | 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 | 48,865 | 100.0 | 777 | 49,923 | 100.0 | 1,430 | 48,489 | 100.0 | 1,644 | No |
| Drove alone | 37,800 | 77.4 | 708 | 38,013 | 76.1 | 1,379 | 38,659 | 79.7 | 1,463 | No |
| 2-person Carpool | 5,350 | 10.9 | 292 | 5,174 | 10.4 | 589 | 4,867 | 10.0 | 701 | No |
| 3-or-more-person Carpool | 1,015 | 2.1 | 129 | 1,210 | 2.4 | 263 | 735 | 1.5 | 206 | Yes |
| Transit | 1,378 | 2.8 | 150 | 2,048 | 4.1 | 493 | 975 | 2.0 | 315 | Yes |
| Bike | 30 | 0.1 | 22 | 58 | 0.1 | 54 | 34 | 0.1 | 34 | No |
| Walked | 1,420 | 2.9 | 152 | 1,320 | 2.6 | 387 | 1,021 | 2.1 | 255 | Yes |
| Taxi, Motorcycle and Other means | 330 | 0.7 | 73 | 182 | 0.4 | 97 | 319 | 0.7 | 149 | No |
| Worked at Home | 1,540 | 3.2 | 158 | 1,918 | 3.8 | 504 | 1,879 | 3.9 | 378 | No |
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
