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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 | 39,200 | 100.0 | 893 | 46,165 | 100.0 | 1,264 | 44,707 | 100.0 | 1,498 | Yes |
| Drove alone | 26,630 | 67.9 | 771 | 32,195 | 69.7 | 1,217 | 31,116 | 69.6 | 1,331 | Yes |
| 2-person Carpool | 3,650 | 9.3 | 308 | 4,146 | 9.0 | 736 | 3,732 | 8.3 | 584 | No |
| 3-or-more-person Carpool | 1,355 | 3.5 | 189 | 1,331 | 2.9 | 422 | 1,157 | 2.6 | 497 | No |
| Transit | 1,169 | 3.0 | 175 | 1,516 | 3.3 | 426 | 1,485 | 3.3 | 361 | No |
| Bike | 3,395 | 8.7 | 297 | 3,756 | 8.1 | 608 | 4,494 | 10.1 | 559 | Yes |
| Walked | 1,365 | 3.5 | 189 | 1,034 | 2.2 | 399 | 802 | 1.8 | 189 | Yes |
| Taxi, Motorcycle and Other means | 444 | 1.1 | 108 | 681 | 1.5 | 248 | 426 | 1.0 | 216 | No |
| Worked at Home | 1,180 | 3.0 | 176 | 1,506 | 3.3 | 334 | 1,495 | 3.3 | 309 | No |
| 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 | 35,955 | 100.0 | 866 | 41,749 | 100.0 | 1,411 | 42,081 | 100.0 | 1,523 | Yes |
| Drove alone | 23,865 | 66.4 | 737 | 28,534 | 68.3 | 1,294 | 28,330 | 67.3 | 1,226 | Yes |
| 2-person Carpool | 3,895 | 10.8 | 318 | 3,673 | 8.8 | 531 | 2,970 | 7.1 | 416 | Yes |
| 3-or-more-person Carpool | 1,020 | 2.8 | 164 | 867 | 2.1 | 276 | 928 | 2.2 | 254 | No |
| Transit | 1,605 | 4.5 | 205 | 1,884 | 4.5 | 492 | 2,227 | 5.3 | 513 | Yes |
| Bike | 2,235 | 6.2 | 242 | 2,736 | 6.6 | 587 | 3,416 | 8.1 | 578 | Yes |
| Walked | 1,470 | 4.1 | 197 | 2,043 | 4.9 | 518 | 1,526 | 3.6 | 406 | No |
| Taxi, Motorcycle and Other means | 160 | 0.4 | 65 | 533 | 1.3 | 221 | 226 | 0.5 | 169 | No |
| Worked at Home | 1,705 | 4.7 | 212 | 1,479 | 3.5 | 392 | 2,458 | 5.8 | 457 | 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