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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 | 120,950 | 100.0 | 1,537 | 121,703 | 100.0 | 1,690 | 117,638 | 100.0 | 1,936 | Yes |
| Drove alone | 89,725 | 74.2 | 1,383 | 88,197 | 72.5 | 2,078 | 89,404 | 76.0 | 2,154 | No |
| 2-person Carpool | 11,715 | 9.7 | 550 | 10,532 | 8.7 | 1,112 | 9,921 | 8.4 | 964 | Yes |
| 3-or-more-person Carpool | 3,825 | 3.2 | 317 | 4,141 | 3.4 | 989 | 2,486 | 2.1 | 644 | Yes |
| Transit | 2,795 | 2.3 | 271 | 2,852 | 2.3 | 622 | 1,645 | 1.4 | 417 | Yes |
| Bike | 1,515 | 1.3 | 200 | 1,851 | 1.5 | 473 | 1,576 | 1.3 | 425 | No |
| Walked | 4,245 | 3.5 | 334 | 4,716 | 3.9 | 884 | 3,579 | 3.0 | 695 | No |
| Taxi, Motorcycle and Other means | 1,505 | 1.2 | 199 | 1,581 | 1.3 | 480 | 1,539 | 1.3 | 417 | No |
| Worked at Home | 5,625 | 4.7 | 384 | 7,833 | 6.4 | 825 | 7,488 | 6.4 | 741 | 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 | 103,995 | 100.0 | 1,460 | 103,184 | 100.0 | 1,935 | 106,218 | 100.0 | 1,936 | No |
| Drove alone | 78,410 | 75.4 | 1,313 | 77,916 | 75.5 | 1,994 | 81,491 | 76.7 | 1,916 | Yes |
| 2-person Carpool | 9,775 | 9.4 | 504 | 8,137 | 7.9 | 938 | 7,810 | 7.4 | 730 | Yes |
| 3-or-more-person Carpool | 2,970 | 2.9 | 280 | 2,521 | 2.4 | 501 | 2,235 | 2.1 | 453 | Yes |
| Transit | 2,649 | 2.5 | 264 | 2,016 | 2.0 | 356 | 2,084 | 2.0 | 488 | Yes |
| Bike | 230 | 0.2 | 78 | 969 | 0.9 | 353 | 625 | 0.6 | 206 | Yes |
| Walked | 2,685 | 2.6 | 266 | 3,074 | 3.0 | 495 | 3,227 | 3.0 | 524 | No |
| Taxi, Motorcycle and Other means | 655 | 0.6 | 132 | 536 | 0.5 | 201 | 1,088 | 1.0 | 345 | Yes |
| Worked at Home | 6,620 | 6.4 | 416 | 8,015 | 7.8 | 822 | 7,658 | 7.2 | 801 | 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
