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| Table 1. Selected Characteristics | Census 2000 | 2007-2009 ACS | 2010 Census | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|
| Value | MOE(+/-) | Value | MOE(+/-) | Value | Value | MOE(+/-) | ||
| Total Persons 1 | 300,904 | -- | 378,824 | -- | 392,365 | 401,204 | -- | -- |
| Persons in Households 2 | 293,786 | 337 | 369,543 | -- | 382,651 | 393,524 | -- | -- |
| Total Households 3 | 113,577 | 278 | 144,256 | 1,308 | 148,445 | 151,822 | 1,253 | Yes |
| Average Number of Persons per Household 4 | 2.59 | 0.01 | 2.56 | 0.02 | 2.58 | 2.59 | 0.02 | No |
| Average Household Income 5 | $58,765 | $604 | $71,835 | $1,706 | -- | $68,580 | $1,885 | Yes |
| Average Number of Vehicles per Household 6 | 1.92 | 0.02 | 1.94 | 0.03 | -- | 1.89 | 0.03 | No |
| Percent of Persons in Poverty 7 | 7.70 | 0.20 | 9.80 | 0.75 | -- | 13.20 | 1.03 | Yes |
| Percent Minority 8 | 7.30 | 0.20 | 7.70 | 0.31 | 9.70 | 8.10 | 0.33 | Yes |
| Percent of Persons 65 and Over 9 | 9.10 | 0.20 | 9.90 | 0.33 | 10.50 | 10.90 | 0.41 | Yes |
| Percent of Persons Foreign Born 10 | 4.30 | 0.10 | 6.70 | 0.56 | -- | 5.80 | 0.45 | Yes |
| Total Workers at Place of Residence11 | 157,544 | 1,109 | 192,364 | 2,557 | -- | 190,132 | 2,716 | Yes |
| Table 2a. Mode to Work 12 | CTPP2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between CTPP 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Total Workers | 155,665 | 100.0 | 1,109 | 186,204 | 100.0 | 2,090 | 187,323 | 100.0 | 2,674 | Yes |
| Drove alone | 125,985 | 80.9 | 1,095 | 148,263 | 79.6 | 2,498 | 148,036 | 79.0 | 2,720 | Yes |
| 2-person Carpool | 13,475 | 8.7 | 459 | 13,251 | 7.1 | 1,040 | 11,843 | 6.3 | 1,233 | Yes |
| 3-or-more-person Carpool | 2,440 | 1.6 | 199 | 3,087 | 1.7 | 531 | 3,412 | 1.8 | 627 | Yes |
| Transit | 1,194 | 0.8 | 140 | 1,303 | 0.7 | 385 | 787 | 0.4 | 220 | Yes |
| Bike | 1,875 | 1.2 | 175 | 4,723 | 2.5 | 841 | 3,698 | 2.0 | 819 | Yes |
| Walked | 2,940 | 1.9 | 218 | 3,807 | 2.0 | 547 | 4,046 | 2.2 | 720 | Yes |
| Taxi, Motorcycle and Other means | 1,125 | 0.7 | 135 | 2,829 | 1.5 | 497 | 2,249 | 1.2 | 443 | Yes |
| Worked at Home | 6,625 | 4.3 | 326 | 8,941 | 4.8 | 916 | 13,252 | 7.1 | 1,232 | Yes |
| Table 2b. Mode to Work 12 | CTPP2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between CTPP 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| At Place of Work | ||||||||||
| Total Workers | 171,010 | 100.0 | 1,099 | 206,911 | 100.0 | 2,741 | 203,546 | 100.0 | 3,102 | Yes |
| Drove alone | 137,690 | 80.5 | 1,106 | 164,183 | 79.3 | 3,060 | 161,755 | 79.5 | 3,170 | Yes |
| 2-person Carpool | 16,250 | 9.5 | 502 | 16,217 | 7.8 | 1,274 | 13,669 | 6.7 | 1,434 | Yes |
| 3-or-more-person Carpool | 3,160 | 1.8 | 226 | 4,202 | 2.0 | 588 | 4,271 | 2.1 | 746 | Yes |
| Transit | 1,244 | 0.7 | 142 | 1,330 | 0.6 | 355 | 857 | 0.4 | 262 | Yes |
| Bike | 1,870 | 1.1 | 174 | 4,634 | 2.2 | 800 | 3,757 | 1.8 | 806 | Yes |
| Walked | 3,015 | 1.8 | 221 | 3,934 | 1.9 | 600 | 4,027 | 2.0 | 702 | Yes |
| Taxi, Motorcycle and Other means | 1,155 | 0.7 | 137 | 3,470 | 1.7 | 524 | 1,958 | 1.0 | 392 | Yes |
| Worked at Home | 6,625 | 3.9 | 326 | 8,941 | 4.3 | 916 | 13,252 | 6.5 | 1,232 | Yes |
| Table 3. Mean Travel Time by Mode to Work 13 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the change in travel time between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|
| Minutes | MOE(+/-) | Minutes | MOE(+/-) | Minutes | MOE(+/-) | ||
| At Place of Residence | |||||||
| Total Workers (does not include workers who worked at home) | 19.3 | 0.2 | 19.2 | 0.5 | 20.0 | 0.7 | No |
| Drove alone | 18.8 | 0.2 | 18.7 | 0.5 | 19.4 | 0.7 | No |
| Carpooled | 22.0 | 0.6 | 22.1 | 2.6 | 23.3 | 3.4 | No |
| Transit | 35.4 | 3.0 | 28.9 | 11.6 | 45.3 | 20.2 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 20.7 | 1.5 | 20.0 | 3.5 | 20.4 | 5.2 | 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 SF3 Table P1; 2007-2009 ACS Table B01003; 2010-2012 ACS Table B01003
2 Census 2000 SF3 Table P9; 2007-2009 ACS Table B09016; 2010-2012 ACS Table B01003 minus Table B26001
3 Census 2000 SF3 Table P10; 2007-2009 ACS Table B19001; 2010-2012 ACS Table B19001
4 Census 2000 SF3 Table P9 divided Census 2000 SF3 Table P10; 2007-2009 ACS Table B09016 divided 2007-2009 ACS Table B19001; 2010-2012 ACS Table S1101
5 CTPP2000 Table 1-090; 2007-2009 ACS Table B19025; 2010-2012 ACS Table B19025
6 Census 2000 SF3 Table H46; 2007-2009 ACS Table B25046; 2010-2012 ACS Table B25046
7 Census 2000 SF3 Table P87; 2007 -2009 ACS Table B17001; 2010-2012 ACS Table B17001
8 Census 2000 SF3 Table P6; 2007-2009 ACS Table B02001; 2010-2012 ACS Table B02001
9 Census 2000 SF3 Table P8; 2007-2009 ACS Table B01001; 2010-2012 ACS Table B01001
10 Census 2000 SF3 Table P21; 2007-2009 ACS Table B06003; 2010-2012 ACS Table B06003
11 Census 2000 SF3 Table P43; 2007-2009 ACS Table B23001; 2010-2012 ACS Table B23025
12 Residence place information is from CTPP2000 Table 1-002; 2007- 2009 ACS Table B08301; 2010-2012 ACS Table B08301. Workplace information is from CTPP2000 Table 2-002; 2007-2009 ACS Table B08406; 2010-2012 ACS Table B08601
13 CTPP2000 1-118; 2007-2009 ACS Table C08136; 2010-2012 ACS Table C08136
