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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 | 626,932 | -- | 689,633 | 0 | 710,231 | 723,120 | 0 | -- |
| Persons in Households 2 | 607,641 | 553 | 668,224 | -- | 683,879 | 696,545 | -- | -- |
| Total Households 3 | 221,804 | 738 | 236,801 | 1,632 | 258,058 | 253,718 | 1,595 | Yes |
| Average Number of Persons per Household 4 | 2.74 | 0.02 | 2.82 | 0.02 | 2.65 | 2.75 | 0.02 | No |
| Average Household Income 5 | $62,475 | $437 | $81,706 | $1,704 | -- | $85,203 | $1,295 | Yes |
| Average Number of Vehicles per Household 6 | 1.68 | 0.01 | 1.79 | 0.02 | -- | 1.77 | 0.02 | Yes |
| Percent of Persons in Poverty 7 | 9.40 | 0.20 | 8.70 | 0.48 | -- | 10.20 | 0.50 | Yes |
| Percent Minority 8 | 30.70 | 0.20 | 31.70 | 0.24 | 33.30 | 33.10 | 0.21 | Yes |
| Percent of Persons 65 and Over 9 | 5.60 | 0.10 | 7.20 | 0.21 | 7.70 | 8.10 | 0.23 | Yes |
| Percent of Persons Foreign Born 10 | 5.90 | 0.10 | 6.90 | 0.32 | -- | 7.00 | 0.26 | Yes |
| Total Workers at Place of Residence11 | 298,643 | 1,600 | 354,481 | 4,055 | -- | 361,079 | 3,539 | 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 | 290,595 | 100.0 | 1,598 | 335,554 | 100.0 | 2,673 | 349,567 | 100.0 | 3,338 | Yes |
| Drove alone | 193,165 | 66.5 | 1,479 | 224,789 | 67.0 | 2,909 | 234,437 | 67.1 | 3,569 | Yes |
| 2-person Carpool | 35,505 | 12.2 | 741 | 36,435 | 10.9 | 2,155 | 35,355 | 10.1 | 2,058 | No |
| 3-or-more-person Carpool | 9,510 | 3.3 | 392 | 8,951 | 2.7 | 1,031 | 9,705 | 2.8 | 1,233 | No |
| Transit | 4,123 | 1.4 | 259 | 5,088 | 1.5 | 625 | 5,579 | 1.6 | 723 | Yes |
| Bike | 1,585 | 0.5 | 161 | 3,003 | 0.9 | 532 | 3,841 | 1.1 | 552 | Yes |
| Walked | 21,300 | 7.3 | 580 | 26,706 | 8.0 | 1,563 | 26,726 | 7.6 | 1,884 | Yes |
| Taxi, Motorcycle and Other means | 13,435 | 4.6 | 464 | 12,473 | 3.7 | 841 | 15,193 | 4.3 | 1,025 | Yes |
| Worked at Home | 11,980 | 4.1 | 439 | 18,109 | 5.4 | 1,868 | 18,731 | 5.4 | 1,402 | 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 | 295,715 | 100.0 | 1,599 | 341,927 | 100.0 | 2,795 | 357,689 | 100.0 | 3,232 | Yes |
| Drove alone | 194,360 | 65.7 | 1,482 | 226,317 | 66.2 | 2,881 | 236,533 | 66.1 | 3,566 | Yes |
| 2-person Carpool | 35,800 | 12.1 | 743 | 36,721 | 10.7 | 2,173 | 35,811 | 10.0 | 2,083 | No |
| 3-or-more-person Carpool | 9,760 | 3.3 | 397 | 9,068 | 2.7 | 1,033 | 9,808 | 2.7 | 1,274 | No |
| Transit | 4,220 | 1.4 | 262 | 5,283 | 1.5 | 641 | 5,519 | 1.5 | 743 | Yes |
| Bike | 1,570 | 0.5 | 160 | 3,021 | 0.9 | 529 | 3,859 | 1.1 | 553 | Yes |
| Walked | 22,155 | 7.5 | 592 | 27,544 | 8.1 | 1,580 | 27,583 | 7.7 | 1,909 | Yes |
| Taxi, Motorcycle and Other means | 15,875 | 5.4 | 503 | 15,864 | 4.6 | 1,046 | 19,845 | 5.5 | 1,084 | Yes |
| Worked at Home | 11,980 | 4.1 | 439 | 18,109 | 5.3 | 1,868 | 18,731 | 5.2 | 1,402 | 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) | 19.6 | 0.2 | 18.0 | 0.4 | 19.0 | 0.4 | Yes |
| Drove alone | 18.0 | 0.2 | 17.2 | 0.4 | 17.9 | 0.4 | No |
| Carpooled | 21.0 | 0.4 | 20.5 | 1.7 | 20.0 | 1.8 | No |
| Transit | 32.7 | 2.0 | 31.5 | 7.1 | 41.8 | 8.9 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 24.6 | 0.8 | 17.5 | 1.7 | 20.6 | 2.3 | 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
