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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 | 91,290 | 100.0 | 1,140 | 100,909 | 100.0 | 1,450 | 93,392 | 100.0 | 1,507 | Yes |
| Drove alone | 72,445 | 79.4 | 1,053 | 75,421 | 74.7 | 1,654 | 71,877 | 77.0 | 1,849 | No |
| 2-person Carpool | 7,630 | 8.4 | 381 | 8,841 | 8.8 | 1,014 | 7,165 | 7.7 | 883 | No |
| 3-or-more-person Carpool | 1,295 | 1.4 | 159 | 1,652 | 1.6 | 389 | 1,627 | 1.7 | 424 | No |
| Transit | 2,395 | 2.6 | 215 | 2,991 | 3.0 | 641 | 2,584 | 2.8 | 575 | No |
| Bike | 425 | 0.5 | 91 | 1,099 | 1.1 | 411 | 374 | 0.4 | 137 | No |
| Walked | 2,155 | 2.4 | 204 | 2,643 | 2.6 | 565 | 1,896 | 2.0 | 485 | No |
| Taxi, Motorcycle and Other means | 670 | 0.7 | 114 | 1,199 | 1.2 | 305 | 1,139 | 1.2 | 375 | Yes |
| Worked at Home | 4,265 | 4.7 | 286 | 7,063 | 7.0 | 870 | 6,730 | 7.2 | 865 | 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 | 75,600 | 100.0 | 1,070 | 83,523 | 100.0 | 1,713 | 79,179 | 100.0 | 1,747 | Yes |
| Drove alone | 58,130 | 76.9 | 969 | 63,460 | 76.0 | 1,727 | 61,614 | 77.8 | 1,730 | Yes |
| 2-person Carpool | 7,010 | 9.3 | 366 | 6,577 | 7.9 | 821 | 4,999 | 6.3 | 696 | Yes |
| 3-or-more-person Carpool | 1,330 | 1.8 | 161 | 1,538 | 1.8 | 400 | 1,214 | 1.5 | 330 | No |
| Transit | 2,670 | 3.5 | 227 | 2,764 | 3.3 | 547 | 2,494 | 3.1 | 484 | No |
| Bike | 50 | 0.1 | 31 | 137 | 0.2 | 115 | 77 | 0.1 | 53 | No |
| Walked | 1,300 | 1.7 | 159 | 2,435 | 2.9 | 515 | 1,561 | 2.0 | 346 | No |
| Taxi, Motorcycle and Other means | 305 | 0.4 | 77 | 501 | 0.6 | 214 | 285 | 0.4 | 169 | No |
| Worked at Home | 4,795 | 6.3 | 303 | 6,111 | 7.3 | 753 | 6,935 | 8.8 | 808 | 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
