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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 | 48,720 | 100.0 | 769 | 47,906 | 100.0 | 927 | 47,722 | 100.0 | 916 | No |
| Drove alone | 40,295 | 82.7 | 720 | 39,672 | 82.8 | 993 | 38,677 | 81.0 | 1,094 | Yes |
| 2-person Carpool | 4,155 | 8.5 | 258 | 3,828 | 8.0 | 522 | 4,195 | 8.8 | 594 | No |
| 3-or-more-person Carpool | 760 | 1.6 | 111 | 869 | 1.8 | 275 | 772 | 1.6 | 277 | No |
| Transit | 779 | 1.6 | 113 | 560 | 1.2 | 253 | 817 | 1.7 | 273 | No |
| Bike | 235 | 0.5 | 62 | 248 | 0.5 | 137 | 152 | 0.3 | 79 | No |
| Walked | 1,210 | 2.5 | 140 | 968 | 2.0 | 247 | 1,240 | 2.6 | 318 | No |
| Taxi, Motorcycle and Other means | 310 | 0.6 | 71 | 532 | 1.1 | 174 | 587 | 1.2 | 216 | Yes |
| Worked at Home | 975 | 2.0 | 126 | 1,229 | 2.6 | 279 | 1,282 | 2.7 | 296 | 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 | 47,750 | 100.0 | 764 | 49,571 | 100.0 | 940 | 47,634 | 100.0 | 954 | No |
| Drove alone | 38,695 | 81.0 | 710 | 41,585 | 83.9 | 1,031 | 38,976 | 81.8 | 1,025 | No |
| 2-person Carpool | 4,775 | 10.0 | 276 | 3,761 | 7.6 | 472 | 4,019 | 8.4 | 481 | Yes |
| 3-or-more-person Carpool | 900 | 1.9 | 121 | 1,066 | 2.2 | 287 | 712 | 1.5 | 216 | No |
| Transit | 730 | 1.5 | 109 | 857 | 1.7 | 281 | 766 | 1.6 | 218 | No |
| Bike | 55 | 0.1 | 30 | 101 | 0.2 | 75 | 51 | 0.1 | 45 | No |
| Walked | 835 | 1.7 | 117 | 686 | 1.4 | 228 | 997 | 2.1 | 245 | No |
| Taxi, Motorcycle and Other means | 220 | 0.5 | 60 | 201 | 0.4 | 161 | 362 | 0.8 | 170 | No |
| Worked at Home | 1,550 | 3.2 | 159 | 1,314 | 2.7 | 255 | 1,751 | 3.7 | 331 | No |
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
