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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 | 48,870 | 100.0 | 791 | 51,522 | 100.0 | 1,294 | 47,445 | 100.0 | 1,537 | No |
| Drove alone | 41,285 | 84.5 | 742 | 43,006 | 83.5 | 1,354 | 39,703 | 83.7 | 1,475 | No |
| 2-person Carpool | 4,180 | 8.6 | 259 | 4,389 | 8.5 | 701 | 3,707 | 7.8 | 647 | No |
| 3-or-more-person Carpool | 1,170 | 2.4 | 138 | 1,057 | 2.1 | 301 | 1,452 | 3.1 | 420 | No |
| Transit | 134 | 0.3 | 47 | 419 | 0.8 | 250 | 456 | 1.0 | 217 | Yes |
| Bike | 100 | 0.2 | 40 | 162 | 0.3 | 137 | 137 | 0.3 | 89 | No |
| Walked | 730 | 1.5 | 109 | 857 | 1.7 | 311 | 727 | 1.5 | 293 | No |
| Taxi, Motorcycle and Other means | 500 | 1.0 | 90 | 332 | 0.6 | 180 | 181 | 0.4 | 140 | Yes |
| Worked at Home | 770 | 1.6 | 112 | 1,300 | 2.5 | 349 | 1,082 | 2.3 | 273 | 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 | 48,075 | 100.0 | 786 | 48,974 | 100.0 | 1,426 | 49,644 | 100.0 | 1,511 | No |
| Drove alone | 38,915 | 80.9 | 725 | 41,726 | 85.2 | 1,513 | 43,008 | 86.6 | 1,583 | Yes |
| 2-person Carpool | 4,910 | 10.2 | 280 | 3,987 | 8.1 | 577 | 3,464 | 7.0 | 614 | Yes |
| 3-or-more-person Carpool | 1,760 | 3.7 | 169 | 1,061 | 2.2 | 308 | 973 | 2.0 | 281 | Yes |
| Transit | 380 | 0.8 | 79 | 394 | 0.8 | 151 | 288 | 0.6 | 165 | No |
| Bike | 4 | 0.0 | 8 | 0 | 0.0 | 158 | 0 | 0.0 | 110 | No |
| Walked | 850 | 1.8 | 118 | 404 | 0.8 | 158 | 487 | 1.0 | 211 | Yes |
| Taxi, Motorcycle and Other means | 350 | 0.7 | 76 | 138 | 0.3 | 87 | 187 | 0.4 | 103 | Yes |
| Worked at Home | 910 | 1.9 | 122 | 1,264 | 2.6 | 325 | 1,237 | 2.5 | 362 | 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
