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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 | 53,220 | 100.0 | 793 | 57,332 | 100.0 | 887 | 57,160 | 100.0 | 1,006 | Yes |
| Drove alone | 44,410 | 83.4 | 747 | 47,823 | 83.4 | 1,099 | 46,521 | 81.4 | 1,071 | Yes |
| 2-person Carpool | 4,385 | 8.2 | 265 | 3,583 | 6.2 | 459 | 4,131 | 7.2 | 660 | No |
| 3-or-more-person Carpool | 900 | 1.7 | 121 | 981 | 1.7 | 312 | 1,003 | 1.8 | 353 | No |
| Transit | 462 | 0.9 | 87 | 655 | 1.1 | 262 | 494 | 0.9 | 311 | No |
| Bike | 270 | 0.5 | 66 | 379 | 0.7 | 220 | 301 | 0.5 | 166 | No |
| Walked | 1,390 | 2.6 | 150 | 1,824 | 3.2 | 371 | 1,472 | 2.6 | 365 | No |
| Taxi, Motorcycle and Other means | 405 | 0.8 | 81 | 723 | 1.3 | 224 | 1,068 | 1.9 | 318 | Yes |
| Worked at Home | 1,000 | 1.9 | 128 | 1,364 | 2.4 | 275 | 2,170 | 3.8 | 431 | 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 | 49,015 | 100.0 | 773 | 51,797 | 100.0 | 1,018 | 53,665 | 100.0 | 1,252 | Yes |
| Drove alone | 39,680 | 81.0 | 718 | 43,174 | 83.4 | 1,125 | 43,634 | 81.3 | 1,346 | Yes |
| 2-person Carpool | 4,040 | 8.2 | 254 | 3,471 | 6.7 | 475 | 3,829 | 7.1 | 517 | No |
| 3-or-more-person Carpool | 1,225 | 2.5 | 141 | 1,025 | 2.0 | 305 | 1,220 | 2.3 | 357 | No |
| Transit | 508 | 1.0 | 91 | 323 | 0.6 | 148 | 799 | 1.5 | 351 | No |
| Bike | 25 | 0.1 | 20 | 32 | 0.1 | 30 | 158 | 0.3 | 121 | Yes |
| Walked | 1,315 | 2.7 | 146 | 1,432 | 2.8 | 376 | 1,433 | 2.7 | 347 | No |
| Taxi, Motorcycle and Other means | 214 | 0.4 | 59 | 356 | 0.7 | 181 | 143 | 0.3 | 76 | No |
| Worked at Home | 2,000 | 4.1 | 180 | 1,984 | 3.8 | 346 | 2,449 | 4.6 | 366 | 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
