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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 | 262,300 | -- | 292,954 | -- | 306,935 | 310,972 | -- | -- |
| Persons in Households 2 | 258,482 | 293 | 287,974 | -- | 304,441 | 308,137 | -- | -- |
| Total Households 3 | 108,071 | 314 | 117,906 | 1,145 | 124,601 | 123,131 | 1,139 | Yes |
| Average Number of Persons per Household 4 | 2.39 | 0.02 | 2.44 | 0.02 | 2.44 | 2.50 | 0.02 | Yes |
| Average Household Income 5 | $63,475 | $794 | $79,036 | $1,867 | -- | $80,096 | $1,985 | Yes |
| Average Number of Vehicles per Household 6 | 1.77 | 0.02 | 1.85 | 0.03 | -- | 1.83 | 0.03 | Yes |
| Percent of Persons in Poverty 7 | 6.20 | 0.20 | 9.70 | 0.96 | -- | 10.50 | 0.93 | Yes |
| Percent Minority 8 | 31.20 | 0.40 | 36.10 | 0.33 | 40.80 | 40.20 | 0.39 | Yes |
| Percent of Persons 65 and Over 9 | 12.50 | 0.30 | 12.50 | 0.43 | 12.40 | 12.70 | 0.43 | No |
| Percent of Persons Foreign Born 10 | 6.70 | 0.20 | 9.80 | 0.67 | -- | 11.80 | 0.61 | Yes |
| Total Workers at Place of Residence11 | 139,037 | 1,222 | 156,634 | 2,206 | -- | 157,662 | 2,302 | 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 | 136,870 | 100.0 | 1,223 | 149,955 | 100.0 | 2,005 | 153,931 | 100.0 | 2,300 | Yes |
| Drove alone | 116,060 | 84.8 | 1,216 | 124,958 | 83.3 | 2,323 | 127,665 | 82.9 | 2,530 | Yes |
| 2-person Carpool | 11,225 | 8.2 | 496 | 10,447 | 7.0 | 1,066 | 12,773 | 8.3 | 1,348 | Yes |
| 3-or-more-person Carpool | 2,200 | 1.6 | 223 | 3,592 | 2.4 | 785 | 2,705 | 1.8 | 625 | No |
| Transit | 1,405 | 1.0 | 179 | 2,010 | 1.3 | 475 | 1,584 | 1.0 | 526 | No |
| Bike | 170 | 0.1 | 62 | 756 | 0.5 | 291 | 263 | 0.2 | 123 | No |
| Walked | 1,295 | 0.9 | 172 | 1,723 | 1.1 | 416 | 1,006 | 0.7 | 365 | No |
| Taxi, Motorcycle and Other means | 1,020 | 0.7 | 152 | 963 | 0.6 | 267 | 1,147 | 0.7 | 333 | No |
| Worked at Home | 3,500 | 2.6 | 281 | 5,506 | 3.7 | 681 | 6,788 | 4.4 | 806 | 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 | 150,755 | 100.0 | 1,211 | 160,051 | 100.0 | 3,278 | 161,359 | 100.0 | 3,564 | Yes |
| Drove alone | 128,710 | 85.4 | 1,224 | 134,408 | 84.0 | 3,257 | 137,298 | 85.1 | 3,644 | Yes |
| 2-person Carpool | 11,860 | 7.9 | 509 | 11,953 | 7.5 | 1,042 | 11,313 | 7.0 | 1,129 | No |
| 3-or-more-person Carpool | 2,465 | 1.6 | 236 | 3,203 | 2.0 | 716 | 2,105 | 1.3 | 439 | No |
| Transit | 1,644 | 1.1 | 193 | 1,504 | 0.9 | 405 | 1,232 | 0.8 | 395 | No |
| Bike | 280 | 0.2 | 80 | 725 | 0.5 | 307 | 172 | 0.1 | 101 | No |
| Walked | 1,340 | 0.9 | 175 | 1,672 | 1.0 | 374 | 1,121 | 0.7 | 402 | No |
| Taxi, Motorcycle and Other means | 950 | 0.6 | 147 | 1,080 | 0.7 | 386 | 1,330 | 0.8 | 367 | No |
| Worked at Home | 3,500 | 2.3 | 281 | 5,506 | 3.4 | 681 | 6,788 | 4.2 | 806 | 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) | 21.6 | 0.2 | 21.5 | 0.7 | 21.6 | 0.7 | No |
| Drove alone | 21.1 | 0.3 | 20.7 | 0.7 | 21.0 | 0.7 | No |
| Carpooled | 23.8 | 0.9 | 25.1 | 4.7 | 23.9 | 3.4 | No |
| Transit | 37.6 | 3.5 | 45.2 | 17.5 | 34.9 | 16.6 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 24.6 | 3.3 | 23.2 | 7.0 | 28.2 | 10.6 | 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
