Table B-1. Standard Errors of Vacancy Rates by Area: 2004 (Range of 68 chances out of 100) Rental Rate Standard Year-to- Standard for error on year diff- error on year rate erencedifference\ United States.............. 10.2 0.1 0.4 0.1 Inside Metropolitan Areas 10.2 0.1 0.6 0.2 In central cities...... 10.8 0.2 0.9 0.2 Not in central cities.. 9.5 0.2 0.2 0.2 Outside Metropolitan Areas 10.2 0.3 -0.4 0.4 Northeast................ 7.3 0.2 0.7 0.3 Midwest.................. 12.2 0.3 1.4 0.3 South.................... 12.6 0.2 0.1 0.3 West..................... 7.5 0.2 -0.1 0.3 For-rent as a percent of all housing units United States.............. 3.1 (z) 0.1 (z) Inside Metropolitan Areas 3.4 (z) 0.1 0.1 Outside Metropolitan Areas 2.2 0.1 -0.2 0.1 Northeast................ 2.4 0.1 0.2 0.1 Midwest.................. 3.3 0.1 0.3 0.1 South.................... 3.6 0.1 -0.1 0.1 West..................... 2.6 0.1 -0.1 0.1 Homeowner Rate Standard Year-to- Standard for error on year diff- error on year rate erencedifference\ United States.............. 1.7 (z) (z) (z) Inside Metropolitan Areas 1.7 (z) (z) (z) In central cities...... 2.2 0.1 0.2 0.1 Not in central cities.. 1.4 (z) -0.1 0.1 Outside Metropolitan Areas 2.0 0.1 -0.1 0.1 Northeast................ 1.1 0.1 -0.1 0.1 Midwest.................. 2.0 0.1 0.3 0.1 South.................... 2.0 0.1 -0.1 0.1 West..................... 1.4 0.1 -0.2 0.1 For-sale-only as a percent of all housing units United States.............. 1.1 (z) (z) (z) Inside Metropolitan Areas 1.0 (z) (z) (z) Outside Metropolitan Areas 1.2 0.1 -0.1 0.1 Northeast................ 0.6 (z) -0.1 0.1 Midwest.................. 1.4 (z) 0.2 0.1 South.................... 1.2 (z) -0.1 (z) West..................... 0.8 (z) -0.1 (z) Z less than 0.05 percent. 1\Difference between 2004 rates and 2003 rates.