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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 | 250,291 | -- | 277,952 | -- | 285,407 | 289,807 | -- | -- |
| Persons in Households 2 | 238,059 | 436 | 264,558 | -- | 271,591 | 276,607 | -- | -- |
| Total Households 3 | 99,254 | 278 | 109,223 | 1,323 | 113,373 | 114,964 | 918 | Yes |
| Average Number of Persons per Household 4 | 2.40 | 0.01 | 2.42 | 0.02 | 2.40 | 2.41 | 0.02 | No |
| Average Household Income 5 | $52,525 | $586 | $63,388 | $1,689 | -- | $66,236 | $1,503 | Yes |
| Average Number of Vehicles per Household 6 | 1.77 | 0.02 | 1.87 | 0.04 | -- | 1.85 | 0.03 | Yes |
| Percent of Persons in Poverty 7 | 9.50 | 0.20 | 13.30 | 0.84 | -- | 15.00 | 0.99 | Yes |
| Percent Minority 8 | 9.90 | 0.20 | 9.90 | 0.30 | 12.90 | 11.30 | 0.29 | Yes |
| Percent of Persons 65 and Over 9 | 10.40 | 0.20 | 10.40 | 0.40 | 10.90 | 11.10 | 0.37 | Yes |
| Percent of Persons Foreign Born 10 | 5.40 | 0.20 | 6.30 | 0.46 | -- | 7.20 | 0.50 | Yes |
| Total Workers at Place of Residence11 | 140,085 | 1,005 | 154,186 | 2,459 | -- | 155,472 | 1,884 | 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 | 138,150 | 100.0 | 1,007 | 152,387 | 100.0 | 1,787 | 152,492 | 100.0 | 1,867 | Yes |
| Drove alone | 111,415 | 80.6 | 1,006 | 123,990 | 81.4 | 2,080 | 122,869 | 80.6 | 2,010 | Yes |
| 2-person Carpool | 11,800 | 8.5 | 429 | 10,839 | 7.1 | 936 | 11,956 | 7.8 | 1,101 | No |
| 3-or-more-person Carpool | 2,290 | 1.7 | 193 | 2,883 | 1.9 | 559 | 3,323 | 2.2 | 493 | Yes |
| Transit | 1,553 | 1.1 | 159 | 2,011 | 1.3 | 355 | 1,589 | 1.0 | 335 | No |
| Bike | 1,230 | 0.9 | 142 | 2,136 | 1.4 | 557 | 2,530 | 1.7 | 485 | Yes |
| Walked | 4,465 | 3.2 | 268 | 5,101 | 3.3 | 681 | 3,736 | 2.4 | 535 | Yes |
| Taxi, Motorcycle and Other means | 1,005 | 0.7 | 128 | 835 | 0.5 | 206 | 923 | 0.6 | 284 | No |
| Worked at Home | 4,395 | 3.2 | 266 | 4,592 | 3.0 | 587 | 5,566 | 3.7 | 603 | 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 | 145,495 | 100.0 | 999 | 159,216 | 100.0 | 2,088 | 159,605 | 100.0 | 2,088 | Yes |
| Drove alone | 117,315 | 80.6 | 1,010 | 130,378 | 81.9 | 2,198 | 129,539 | 81.2 | 2,062 | Yes |
| 2-person Carpool | 12,850 | 8.8 | 447 | 11,366 | 7.1 | 976 | 12,408 | 7.8 | 998 | No |
| 3-or-more-person Carpool | 2,595 | 1.8 | 205 | 2,897 | 1.8 | 519 | 3,133 | 2.0 | 484 | Yes |
| Transit | 1,554 | 1.1 | 159 | 1,809 | 1.1 | 339 | 1,574 | 1.0 | 327 | No |
| Bike | 1,200 | 0.8 | 140 | 2,143 | 1.3 | 557 | 2,539 | 1.6 | 484 | Yes |
| Walked | 4,515 | 3.1 | 269 | 4,954 | 3.1 | 645 | 3,712 | 2.3 | 548 | Yes |
| Taxi, Motorcycle and Other means | 1,065 | 0.7 | 132 | 1,077 | 0.7 | 250 | 1,134 | 0.7 | 324 | No |
| Worked at Home | 4,395 | 3.0 | 266 | 4,592 | 2.9 | 587 | 5,566 | 3.5 | 603 | 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) | 17.8 | 0.2 | 17.7 | 0.4 | 18.6 | 0.6 | Yes |
| Drove alone | 17.3 | 0.2 | 17.2 | 0.5 | 18.0 | 0.6 | Yes |
| Carpooled | 20.8 | 0.6 | 21.0 | 2.9 | 24.3 | 3.6 | No |
| Transit | 30.2 | 2.7 | 32.8 | 9.5 | 31.7 | 10.7 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 16.5 | 1.2 | 14.7 | 3.1 | 15.3 | 3.0 | 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
