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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 | 394,542 | -- | 406,507 | -- | 413,344 | 417,261 | -- | -- |
| Persons in Households 2 | 378,628 | 636 | 395,368 | -- | 400,892 | 402,410 | -- | -- |
| Total Households 3 | 130,440 | 324 | 136,842 | 1,249 | 141,758 | 140,669 | 1,694 | Yes |
| Average Number of Persons per Household 4 | 2.90 | 0.02 | 2.89 | 0.03 | 2.83 | 2.86 | 0.02 | Yes |
| Average Household Income 5 | $64,230 | $709 | $81,977 | $1,632 | -- | $81,096 | $2,236 | Yes |
| Average Number of Vehicles per Household 6 | 1.93 | 0.02 | 2.05 | 0.03 | -- | 2.00 | 0.04 | Yes |
| Percent of Persons in Poverty 7 | 8.30 | 0.20 | 9.80 | 0.85 | -- | 13.30 | 0.93 | Yes |
| Percent Minority 8 | 43.70 | 0.40 | 47.00 | 0.71 | 49.00 | 46.50 | 0.80 | Yes |
| Percent of Persons 65 and Over 9 | 9.50 | 0.20 | 11.10 | 0.37 | 11.30 | 11.80 | 0.38 | Yes |
| Percent of Persons Foreign Born 10 | 16.90 | 0.30 | 19.60 | 0.59 | -- | 20.20 | 0.57 | Yes |
| Total Workers at Place of Residence11 | 179,003 | 1,610 | 192,219 | 2,810 | -- | 185,868 | 3,707 | 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 | 174,570 | 100.0 | 1,607 | 183,875 | 100.0 | 2,239 | 179,667 | 100.0 | 3,716 | Yes |
| Drove alone | 127,895 | 73.3 | 1,514 | 139,651 | 75.9 | 2,664 | 137,325 | 76.4 | 3,285 | Yes |
| 2-person Carpool | 19,665 | 11.3 | 704 | 18,748 | 10.2 | 1,692 | 16,106 | 9.0 | 1,465 | Yes |
| 3-or-more-person Carpool | 11,310 | 6.5 | 540 | 8,176 | 4.4 | 912 | 8,394 | 4.7 | 1,085 | Yes |
| Transit | 4,540 | 2.6 | 345 | 5,449 | 3.0 | 776 | 4,227 | 2.4 | 652 | No |
| Bike | 805 | 0.5 | 146 | 600 | 0.3 | 255 | 713 | 0.4 | 276 | No |
| Walked | 2,785 | 1.6 | 271 | 2,830 | 1.5 | 569 | 4,481 | 2.5 | 932 | Yes |
| Taxi, Motorcycle and Other means | 2,135 | 1.2 | 237 | 2,601 | 1.4 | 665 | 1,457 | 0.8 | 332 | Yes |
| Worked at Home | 5,440 | 3.1 | 377 | 5,820 | 3.2 | 688 | 6,964 | 3.9 | 877 | 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 | 123,385 | 100.0 | 1,500 | 140,488 | 100.0 | 3,072 | 140,860 | 100.0 | 3,439 | Yes |
| Drove alone | 94,640 | 76.7 | 1,381 | 111,447 | 79.3 | 2,866 | 111,281 | 79.0 | 3,281 | Yes |
| 2-person Carpool | 12,510 | 10.1 | 567 | 12,643 | 9.0 | 1,065 | 11,388 | 8.1 | 1,113 | No |
| 3-or-more-person Carpool | 4,230 | 3.4 | 333 | 3,310 | 2.4 | 597 | 3,810 | 2.7 | 812 | No |
| Transit | 1,610 | 1.3 | 206 | 2,176 | 1.5 | 669 | 1,622 | 1.2 | 437 | No |
| Bike | 800 | 0.6 | 146 | 557 | 0.4 | 242 | 687 | 0.5 | 274 | No |
| Walked | 2,700 | 2.2 | 267 | 2,580 | 1.8 | 540 | 4,296 | 3.0 | 890 | Yes |
| Taxi, Motorcycle and Other means | 1,460 | 1.2 | 196 | 1,955 | 1.4 | 677 | 812 | 0.6 | 241 | Yes |
| Worked at Home | 5,440 | 4.4 | 377 | 5,820 | 4.1 | 688 | 6,964 | 4.9 | 877 | 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) | 31.8 | 0.4 | 29.5 | 0.9 | 28.4 | 1.0 | Yes |
| Drove alone | 28.8 | 0.4 | 27.3 | 1.0 | 26.3 | 1.0 | Yes |
| Carpooled | 39.1 | 1.0 | 36.7 | 4.2 | 36.7 | 4.1 | No |
| Transit | 68.8 | 3.4 | 62.6 | 12.6 | 65.4 | 15.1 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 27.8 | 2.3 | 18.8 | 4.5 | 17.8 | 4.3 | Yes |
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
