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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 | 15,500 | 100.0 | 553 | 16,306 | 100.0 | 980 | 14,575 | 100.0 | 821 | No |
| Drove alone | 9,360 | 60.4 | 458 | 9,184 | 56.3 | 794 | 8,426 | 57.8 | 652 | Yes |
| 2-person Carpool | 890 | 5.7 | 152 | 1,228 | 7.5 | 357 | 845 | 5.8 | 260 | No |
| 3-or-more-person Carpool | 220 | 1.4 | 76 | 412 | 2.5 | 228 | 93 | 0.6 | 132 | No |
| Transit | 955 | 6.2 | 158 | 1,166 | 7.2 | 404 | 859 | 5.9 | 297 | No |
| Bike | 2,670 | 17.2 | 260 | 3,136 | 19.2 | 554 | 3,321 | 22.8 | 472 | Yes |
| Walked | 670 | 4.3 | 133 | 371 | 2.3 | 183 | 259 | 1.8 | 101 | Yes |
| Taxi, Motorcycle and Other means | 135 | 0.9 | 60 | 194 | 1.2 | 130 | 124 | 0.9 | 77 | No |
| Worked at Home | 610 | 3.9 | 127 | 615 | 3.8 | 192 | 648 | 4.4 | 192 | 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 | 15,665 | 100.0 | 555 | 14,186 | 100.0 | 939 | 15,222 | 100.0 | 1,004 | No |
| Drove alone | 9,565 | 61.1 | 462 | 7,925 | 55.9 | 737 | 8,721 | 57.3 | 751 | No |
| 2-person Carpool | 1,295 | 8.3 | 183 | 1,127 | 7.9 | 321 | 846 | 5.6 | 192 | Yes |
| 3-or-more-person Carpool | 360 | 2.3 | 97 | 257 | 1.8 | 117 | 202 | 1.3 | 92 | Yes |
| Transit | 1,190 | 7.6 | 176 | 1,378 | 9.7 | 417 | 1,288 | 8.5 | 407 | No |
| Bike | 1,825 | 11.7 | 217 | 1,987 | 14.0 | 481 | 2,548 | 16.7 | 529 | Yes |
| Walked | 770 | 4.9 | 142 | 709 | 5.0 | 292 | 615 | 4.0 | 288 | No |
| Taxi, Motorcycle and Other means | 60 | 0.4 | 40 | 259 | 1.8 | 158 | 61 | 0.4 | 57 | No |
| Worked at Home | 600 | 3.8 | 126 | 544 | 3.8 | 183 | 941 | 6.2 | 245 | 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
