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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 | 307,896 | -- | 334,138 | -- | 336,463 | 341,248 | -- | -- |
| Persons in Households 2 | 300,105 | 417 | 325,814 | -- | 326,685 | 332,082 | -- | -- |
| Total Households 3 | 124,515 | 464 | 133,572 | 1,667 | 136,682 | 135,018 | 1,431 | Yes |
| Average Number of Persons per Household 4 | 2.41 | 0.02 | 2.44 | 0.03 | 2.39 | 2.46 | 0.02 | Yes |
| Average Household Income 5 | $52,760 | $686 | $63,908 | $1,846 | -- | $64,898 | $1,695 | Yes |
| Average Number of Vehicles per Household 6 | 1.78 | 0.02 | 1.83 | 0.04 | -- | 1.79 | 0.03 | No |
| Percent of Persons in Poverty 7 | 12.10 | 0.30 | 15.40 | 1.09 | -- | 16.30 | 0.82 | Yes |
| Percent Minority 8 | 23.60 | 0.40 | 24.40 | 0.30 | 26.10 | 25.20 | 0.29 | Yes |
| Percent of Persons 65 and Over 9 | 13.80 | 0.30 | 14.60 | 0.46 | 14.70 | 15.00 | 0.45 | Yes |
| Percent of Persons Foreign Born 10 | 3.00 | 0.10 | 4.20 | 0.40 | -- | 4.90 | 0.41 | Yes |
| Total Workers at Place of Residence11 | 149,318 | 1,326 | 162,835 | 2,620 | -- | 157,401 | 2,105 | 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 | 146,825 | 100.0 | 1,325 | 157,221 | 100.0 | 2,547 | 154,584 | 100.0 | 2,078 | Yes |
| Drove alone | 120,965 | 82.4 | 1,296 | 130,128 | 82.8 | 2,933 | 129,582 | 83.8 | 2,343 | Yes |
| 2-person Carpool | 14,245 | 9.7 | 557 | 12,997 | 8.3 | 1,118 | 10,653 | 6.9 | 1,163 | Yes |
| 3-or-more-person Carpool | 3,285 | 2.2 | 273 | 3,033 | 1.9 | 579 | 2,453 | 1.6 | 628 | Yes |
| Transit | 1,223 | 0.8 | 167 | 1,657 | 1.1 | 400 | 1,405 | 0.9 | 333 | No |
| Bike | 145 | 0.1 | 58 | 365 | 0.2 | 164 | 408 | 0.3 | 173 | Yes |
| Walked | 2,425 | 1.7 | 235 | 3,334 | 2.1 | 650 | 2,949 | 1.9 | 477 | No |
| Taxi, Motorcycle and Other means | 1,145 | 0.8 | 162 | 1,422 | 0.9 | 362 | 1,616 | 1.0 | 392 | Yes |
| Worked at Home | 3,390 | 2.3 | 277 | 4,285 | 2.7 | 706 | 5,518 | 3.6 | 791 | 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 | 182,790 | 100.0 | 1,303 | 194,924 | 100.0 | 3,353 | 194,243 | 100.0 | 3,903 | Yes |
| Drove alone | 150,515 | 82.3 | 1,326 | 161,646 | 82.9 | 3,376 | 164,509 | 84.7 | 3,281 | Yes |
| 2-person Carpool | 18,990 | 10.4 | 638 | 17,312 | 8.9 | 1,361 | 13,835 | 7.1 | 1,319 | Yes |
| 3-or-more-person Carpool | 4,335 | 2.4 | 313 | 4,338 | 2.2 | 697 | 3,385 | 1.7 | 668 | Yes |
| Transit | 1,284 | 0.7 | 171 | 1,794 | 0.9 | 412 | 1,472 | 0.8 | 352 | No |
| Bike | 140 | 0.1 | 57 | 337 | 0.2 | 157 | 431 | 0.2 | 176 | Yes |
| Walked | 2,510 | 1.4 | 239 | 3,302 | 1.7 | 650 | 2,959 | 1.5 | 459 | No |
| Taxi, Motorcycle and Other means | 1,635 | 0.9 | 193 | 1,910 | 1.0 | 356 | 2,134 | 1.1 | 486 | No |
| Worked at Home | 3,390 | 1.9 | 277 | 4,285 | 2.2 | 706 | 5,518 | 2.8 | 791 | 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) | 22.6 | 0.2 | 21.2 | 0.7 | 21.7 | 0.6 | Yes |
| Drove alone | 22.4 | 0.3 | 21.0 | 0.7 | 21.5 | 0.7 | Yes |
| Carpooled | 23.5 | 0.7 | 24.6 | 3.4 | 23.7 | 3.9 | No |
| Transit | 39.3 | 4.6 | 30.6 | 11.1 | 40.6 | 15.0 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 18.7 | 2.0 | 13.5 | 4.0 | 14.4 | 4.3 | 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
