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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 | 246,681 | -- | 264,604 | -- | 269,637 | 272,034 | -- | -- |
| Persons in Households 2 | 231,065 | 623 | 248,383 | -- | 252,631 | 256,180 | -- | -- |
| Total Households 3 | 92,732 | 479 | 102,800 | 1,458 | 102,016 | 100,767 | 1,502 | Yes |
| Average Number of Persons per Household 4 | 2.49 | 0.03 | 2.42 | 0.03 | 2.48 | 2.54 | 0.03 | Yes |
| Average Household Income 5 | $55,550 | $872 | $75,625 | $2,341 | -- | $75,948 | $2,433 | Yes |
| Average Number of Vehicles per Household 6 | 1.88 | 0.02 | 2.03 | 0.05 | -- | 1.97 | 0.04 | Yes |
| Percent of Persons in Poverty 7 | 12.80 | 0.40 | 12.70 | 0.93 | -- | 14.40 | 1.06 | Yes |
| Percent Minority 8 | 15.40 | 0.40 | 14.70 | 0.63 | 17.40 | 16.90 | 0.90 | Yes |
| Percent of Persons 65 and Over 9 | 14.50 | 0.40 | 14.60 | 0.52 | 15.20 | 15.70 | 0.52 | Yes |
| Percent of Persons Foreign Born 10 | 8.90 | 0.30 | 10.10 | 0.59 | -- | 10.60 | 0.53 | Yes |
| Total Workers at Place of Residence11 | 109,957 | 1,271 | 123,618 | 2,607 | -- | 122,052 | 2,357 | 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 | 107,805 | 100.0 | 1,269 | 119,433 | 100.0 | 2,220 | 119,538 | 100.0 | 2,125 | Yes |
| Drove alone | 79,635 | 73.9 | 1,196 | 87,297 | 73.1 | 2,484 | 88,577 | 74.1 | 2,437 | Yes |
| 2-person Carpool | 11,170 | 10.4 | 532 | 10,763 | 9.0 | 1,263 | 9,484 | 7.9 | 1,163 | Yes |
| 3-or-more-person Carpool | 3,340 | 3.1 | 296 | 2,661 | 2.2 | 604 | 3,405 | 2.8 | 658 | No |
| Transit | 1,060 | 1.0 | 167 | 1,440 | 1.2 | 424 | 1,777 | 1.5 | 617 | Yes |
| Bike | 1,375 | 1.3 | 190 | 2,347 | 2.0 | 576 | 2,250 | 1.9 | 586 | Yes |
| Walked | 3,985 | 3.7 | 322 | 5,696 | 4.8 | 850 | 4,637 | 3.9 | 1,351 | No |
| Taxi, Motorcycle and Other means | 1,204 | 1.1 | 178 | 1,120 | 0.9 | 395 | 1,142 | 1.0 | 296 | No |
| Worked at Home | 6,030 | 5.6 | 395 | 8,109 | 6.8 | 945 | 8,266 | 6.9 | 883 | 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 | 104,610 | 100.0 | 1,264 | 117,297 | 100.0 | 2,654 | 115,300 | 100.0 | 2,727 | Yes |
| Drove alone | 76,040 | 72.7 | 1,181 | 84,099 | 71.7 | 2,745 | 84,822 | 73.6 | 2,554 | Yes |
| 2-person Carpool | 11,050 | 10.6 | 529 | 10,785 | 9.2 | 1,289 | 9,902 | 8.6 | 1,313 | No |
| 3-or-more-person Carpool | 4,055 | 3.9 | 325 | 3,328 | 2.8 | 641 | 2,961 | 2.6 | 568 | Yes |
| Transit | 1,060 | 1.0 | 167 | 1,659 | 1.4 | 507 | 1,623 | 1.4 | 637 | No |
| Bike | 1,360 | 1.3 | 189 | 2,523 | 2.2 | 615 | 2,239 | 1.9 | 578 | Yes |
| Walked | 3,895 | 3.7 | 319 | 5,585 | 4.8 | 829 | 4,642 | 4.0 | 1,351 | No |
| Taxi, Motorcycle and Other means | 1,125 | 1.1 | 172 | 1,209 | 1.0 | 372 | 845 | 0.7 | 276 | No |
| Worked at Home | 6,030 | 5.8 | 395 | 8,109 | 6.9 | 945 | 8,266 | 7.2 | 883 | 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) | 21.1 | 0.4 | 20.1 | 0.8 | 21.1 | 0.8 | No |
| Drove alone | 20.6 | 0.4 | 20.0 | 1.0 | 20.4 | 1.1 | No |
| Carpooled | 25.6 | 1.1 | 24.6 | 3.9 | 29.3 | 5.0 | No |
| Transit | 29.4 | 4.7 | 32.7 | 13.6 | 32.4 | 15.3 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 17.1 | 1.6 | 12.5 | 2.7 | 13.5 | 3.6 | 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
