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CTPP Status Report

January 2007 CTPP Report Source Data

Figure 1 San Francisco Bay Area (9-County)

2000 2001 2002 2003 2004 2005 2000-2005 2000-2005
Census 2000 3,366,500 N/A N/A
ACS 3,451,300 3,329,100 3,296,800 3,287,900 3,279,700 3,254,300 -197,000 -5.7%
BLS-LAUS 3,613,800 3,583,000 3,431,100 3,346,400 3,335,300 3,359,700 -254,100 -7.0%
Abs. Diff. between ACS and BLS 162,500 253,900 134,300 58,500 55,600 105,400
% Diff. between ACS and BLS -4.5% -7.1% -3.9% -1.7% -1.7% -3.1%

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Figure 2 California

2000 2001 2002 2003 2004 2005 2000-2005 2000-2005
Census 2000 14,718,900 N/A N/A
ACS 15,184,200 15,214,700 15,521,600 15,638,400 15,903,200 16,008,500 824,300 5.4%
BLS-LAUS 16,024,300 16,220,000 16,168,200 16,212,600 16,407,900 16,746,900 722,600 4.5%
Abs. Diff. between ACS and BLS 840,100 1,005,300 646,600 574,200 504,700 738,400
% Diff. between ACS and BLS -5.2% -6.2% -4.0% -3.5% -3.1% -4.4%

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Figure 3 United States

2000 2001 2002 2003 2004 2005 2000-2005 2000-2005
Census 2000 129,721,500 N/A N/A
ACS 130,613,500 131,189,200 131,659,300 132,422,400 134,259,500 136,458,800 5,845,300 4.5%
BLS-LAUS 136,940,400 137,115,200 136,739,600 137,437,900 139,257,600 141,707,600 4,767,200 3.5%
Abs. Diff. between ACS and BLS 6,326,900 5,926,000 5,080,300 5,015,500 4,998,100 5,248,800
% Diff. between ACS and BLS -4.6% -4.3% -3.7% -3.6% -3.6% -3.7%

Note: The Census 2000 value includes both household and group quarters non-military employees. The ACS values include only household civilians, while the BLS-LAUS dataset includes household and non-institutional group quarters employees (i.e. dormitories, for example, are included, while penal facilities and homes for the aged are excluded).

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US Total: Percent of Workers by Departure Time

1990 2000 2005 1990% 2000% 2005%
5:00 2.72 3.76 4.48 2.44 3.03 3.49
5:30 4.42 5.68 6.38 3.96 4.57 4.98
6:00 9.81 10.81 11.56 8.78 8.71 9.01
6:30 13.01 13.39 13.77 11.65 10.79 10.73
7:00 17.75 18.64 19.00 15.89 15.02 14.81
7:30 17.60 19.67 17.41 15.76 15.85 13.57
8:00 12.83 13.41 13.85 11.49 10.81 10.80
8:30 6.03 6.53 7.02 5.40 5.26 5.47
9:00 5.79 6.84 7.66 5.19 5.51 5.97
10:00 2.25 2.84 3.30 2.01 2.29 2.57
11:00 1.17 1.36 1.53 1.05 1.10 1.20

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Austin Texas: Percent of Workers by Departure Time

Workers (Did not work at home) 418,607 100.0 626,278 100.0 679,842 100.0 ---
5:00 - 5:59 a.m. 15,567 3.7 36,255 5.8 47,616 7.0 +/- 0.7
6:00 - 6:59 a.m. 73,584 17.6 116,247 18.6 129,526 19.1 +/- 1.0
7:00 - 7:59 a.m. 157,213 37.6 213,591 34.1 207,904 30.6 +/- 1.2
8:00 - 8:59 a.m. 69,491 16.6 108,737 17.4 125,884 18.5 +/- 0.9
9:00 - 10:59 a.m. 33,941 8.1 57,264 9.1 69,491 10.2 +/- 0.8

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Los Angeles-Long Beach-Riverside: Percent of Workers by Departure Time

Workers (Did not work at home) 6,622,941 100.0 6,526,168 100.0 7,258,728 100.0 ---
5:00 - 5:59 a.m. 595,059 9.0 595,586 9.1 742,914 10.2 +/- 0.2
6:00 - 6:59 a.m. 1,393,589 21.0 1,213,824 18.6 1,358,324 18.7 +/- 0.3
7:00 - 7:59 a.m. 1,869,484 28.2 1,816,418 27.8 1,811,950 25.0 +/- 0.4
8:00 - 8:59 a.m. 1,092,015 16.5 1,064,586 16.3 1,195,279 16.5 +/- 0.3
9:00 - 10:59 a.m. 580,537 8.8 657,417 10.1 798,682 11.0 +/- 0.3

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Updated: 05/02/2011
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