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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 | 88,300 | 100.0 | 1,095 | 85,543 | 100.0 | 1,552 | 83,943 | 100.0 | 1,223 | Yes |
| Drove alone | 62,395 | 70.7 | 977 | 55,467 | 64.8 | 1,676 | 53,876 | 64.2 | 1,692 | Yes |
| 2-person Carpool | 7,180 | 8.1 | 369 | 5,866 | 6.9 | 748 | 5,122 | 6.1 | 712 | Yes |
| 3-or-more-person Carpool | 1,725 | 2.0 | 183 | 1,421 | 1.7 | 454 | 1,708 | 2.0 | 454 | No |
| Transit | 4,119 | 4.7 | 281 | 4,597 | 5.4 | 655 | 4,094 | 4.9 | 588 | No |
| Bike | 3,660 | 4.1 | 265 | 4,777 | 5.6 | 689 | 4,605 | 5.5 | 718 | Yes |
| Walked | 3,330 | 3.8 | 253 | 3,719 | 4.3 | 601 | 3,850 | 4.6 | 546 | No |
| Taxi, Motorcycle and Other means | 930 | 1.1 | 134 | 1,365 | 1.6 | 330 | 1,285 | 1.5 | 338 | No |
| Worked at Home | 4,965 | 5.6 | 308 | 8,331 | 9.7 | 851 | 9,403 | 11.2 | 795 | 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 | 71,490 | 100.0 | 1,025 | 71,121 | 100.0 | 1,270 | 72,022 | 100.0 | 1,326 | No |
| Drove alone | 50,720 | 70.9 | 903 | 47,240 | 66.4 | 1,432 | 47,640 | 66.1 | 1,491 | Yes |
| 2-person Carpool | 6,235 | 8.7 | 345 | 4,797 | 6.7 | 719 | 4,751 | 6.6 | 630 | Yes |
| 3-or-more-person Carpool | 1,405 | 2.0 | 165 | 1,000 | 1.4 | 247 | 1,155 | 1.6 | 307 | No |
| Transit | 3,590 | 5.0 | 263 | 4,230 | 5.9 | 632 | 3,945 | 5.5 | 584 | No |
| Bike | 860 | 1.2 | 129 | 2,100 | 3.0 | 432 | 2,160 | 3.0 | 442 | Yes |
| Walked | 3,230 | 4.5 | 249 | 3,363 | 4.7 | 610 | 3,830 | 5.3 | 591 | No |
| Taxi, Motorcycle and Other means | 245 | 0.3 | 69 | 862 | 1.2 | 260 | 689 | 1.0 | 305 | Yes |
| Worked at Home | 5,205 | 7.3 | 316 | 7,529 | 10.6 | 731 | 7,852 | 10.9 | 669 | 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
