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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 | 345,238 | -- | 424,443 | -- | 425,363 | 432,801 | -- | -- |
| Persons in Households 2 | 342,192 | 263 | 419,652 | -- | 422,153 | 429,238 | -- | -- |
| Total Households 3 | 127,290 | 383 | 153,491 | 1,388 | 158,099 | 158,539 | 1,174 | Yes |
| Average Number of Persons per Household 4 | 2.69 | 0.02 | 2.73 | 0.01 | 2.67 | 2.71 | 0.02 | No |
| Average Household Income 5 | $57,595 | $620 | $72,638 | $1,765 | -- | $71,787 | $1,368 | Yes |
| Average Number of Vehicles per Household 6 | 1.92 | 0.02 | 2.01 | 0.03 | -- | 1.96 | 0.03 | Yes |
| Percent of Persons in Poverty 7 | 9.10 | 0.20 | 10.40 | 0.80 | -- | 12.60 | 0.83 | Yes |
| Percent Minority 8 | 11.40 | 0.30 | 12.30 | 0.40 | 14.60 | 14.40 | 0.39 | Yes |
| Percent of Persons 65 and Over 9 | 9.60 | 0.20 | 10.90 | 0.44 | 11.50 | 12.10 | 0.35 | Yes |
| Percent of Persons Foreign Born 10 | 8.50 | 0.20 | 10.00 | 0.60 | -- | 10.00 | 0.59 | Yes |
| Total Workers at Place of Residence11 | 164,285 | 1,403 | 203,105 | 2,674 | -- | 189,871 | 2,947 | 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 | 161,470 | 100.0 | 1,402 | 192,079 | 100.0 | 2,483 | 184,621 | 100.0 | 2,981 | Yes |
| Drove alone | 128,015 | 79.3 | 1,357 | 149,575 | 77.9 | 2,633 | 146,100 | 79.1 | 2,590 | Yes |
| 2-person Carpool | 15,090 | 9.3 | 574 | 16,463 | 8.6 | 1,269 | 13,875 | 7.5 | 1,186 | No |
| 3-or-more-person Carpool | 3,000 | 1.9 | 261 | 4,079 | 2.1 | 722 | 3,194 | 1.7 | 641 | No |
| Transit | 4,215 | 2.6 | 309 | 4,463 | 2.3 | 618 | 4,675 | 2.5 | 559 | No |
| Bike | 525 | 0.3 | 109 | 1,094 | 0.6 | 283 | 989 | 0.5 | 333 | Yes |
| Walked | 2,210 | 1.4 | 224 | 3,002 | 1.6 | 512 | 2,855 | 1.5 | 574 | Yes |
| Taxi, Motorcycle and Other means | 1,275 | 0.8 | 170 | 1,870 | 1.0 | 392 | 2,068 | 1.1 | 365 | Yes |
| Worked at Home | 7,140 | 4.4 | 400 | 11,533 | 6.0 | 1,141 | 10,865 | 5.9 | 1,000 | 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 | 121,065 | 100.0 | 1,341 | 144,899 | 100.0 | 2,803 | 139,580 | 100.0 | 2,868 | Yes |
| Drove alone | 95,520 | 78.9 | 1,257 | 112,897 | 77.9 | 2,526 | 110,608 | 79.2 | 2,710 | Yes |
| 2-person Carpool | 10,735 | 8.9 | 488 | 11,703 | 8.1 | 1,228 | 9,746 | 7.0 | 885 | No |
| 3-or-more-person Carpool | 2,130 | 1.8 | 220 | 2,507 | 1.7 | 559 | 1,718 | 1.2 | 452 | No |
| Transit | 2,178 | 1.8 | 222 | 1,695 | 1.2 | 378 | 1,943 | 1.4 | 406 | No |
| Bike | 490 | 0.4 | 106 | 973 | 0.7 | 261 | 1,020 | 0.7 | 334 | Yes |
| Walked | 2,165 | 1.8 | 222 | 2,683 | 1.9 | 505 | 2,736 | 2.0 | 574 | No |
| Taxi, Motorcycle and Other means | 705 | 0.6 | 127 | 908 | 0.6 | 291 | 944 | 0.7 | 316 | No |
| Worked at Home | 7,140 | 5.9 | 400 | 11,533 | 8.0 | 1,141 | 10,865 | 7.8 | 1,000 | 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) | 24.7 | 0.3 | 25.0 | 0.7 | 24.8 | 0.9 | No |
| Drove alone | 23.4 | 0.3 | 23.7 | 0.8 | 23.6 | 0.8 | No |
| Carpooled | 26.7 | 0.8 | 28.3 | 3.2 | 27.7 | 3.6 | No |
| Transit | 48.6 | 2.5 | 48.2 | 9.6 | 43.0 | 7.6 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 31.3 | 3.0 | 27.7 | 6.9 | 30.3 | 6.5 | 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
