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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 | 179,045 | 100.0 | 1,755 | 184,885 | 100.0 | 2,381 | 183,418 | 100.0 | 2,186 | Yes |
| Drove alone | 143,465 | 80.1 | 1,622 | 142,407 | 77.0 | 2,507 | 139,831 | 76.2 | 2,395 | Yes |
| 2-person Carpool | 13,265 | 7.4 | 546 | 14,507 | 7.8 | 1,194 | 11,508 | 6.3 | 1,037 | Yes |
| 3-or-more-person Carpool | 2,760 | 1.5 | 251 | 3,594 | 1.9 | 697 | 2,881 | 1.6 | 575 | No |
| Transit | 7,489 | 4.2 | 412 | 8,743 | 4.7 | 870 | 9,866 | 5.4 | 1,031 | Yes |
| Bike | 415 | 0.2 | 97 | 1,235 | 0.7 | 388 | 662 | 0.4 | 276 | No |
| Walked | 4,730 | 2.6 | 328 | 4,749 | 2.6 | 702 | 6,756 | 3.7 | 861 | Yes |
| Taxi, Motorcycle and Other means | 1,605 | 0.9 | 191 | 1,698 | 0.9 | 407 | 3,013 | 1.6 | 581 | Yes |
| Worked at Home | 5,305 | 3.0 | 347 | 7,952 | 4.3 | 827 | 8,901 | 4.9 | 777 | 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 | 164,590 | 100.0 | 1,705 | 175,326 | 100.0 | 2,419 | 178,501 | 100.0 | 2,302 | Yes |
| Drove alone | 127,140 | 77.2 | 1,548 | 134,851 | 76.9 | 2,474 | 136,818 | 76.6 | 2,299 | Yes |
| 2-person Carpool | 12,910 | 7.8 | 538 | 12,419 | 7.1 | 984 | 11,915 | 6.7 | 812 | Yes |
| 3-or-more-person Carpool | 3,390 | 2.1 | 278 | 3,544 | 2.0 | 616 | 2,919 | 1.6 | 482 | No |
| Transit | 8,005 | 4.9 | 425 | 8,709 | 5.0 | 951 | 9,087 | 5.1 | 779 | Yes |
| Bike | 170 | 0.1 | 62 | 160 | 0.1 | 107 | 262 | 0.1 | 144 | No |
| Walked | 4,920 | 3.0 | 334 | 5,952 | 3.4 | 803 | 6,354 | 3.6 | 803 | Yes |
| Taxi, Motorcycle and Other means | 2,070 | 1.3 | 217 | 1,985 | 1.1 | 424 | 2,482 | 1.4 | 448 | No |
| Worked at Home | 5,980 | 3.6 | 368 | 7,706 | 4.4 | 675 | 8,664 | 4.9 | 901 | 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
