Table 11. Percent Distribution by Type of Unit, for the United States and Regions: Second Quarter 2006 and 2007 (Percent distribution may not add to total, due to rounding) Second Quarter 2006 Type of housing unit United North- Mid- South West States east West All housing units........................ 100 100 100 100 100 Year-round vacant.................... 9.8 8.0 9.5 11.9 8.2 For rent........................... 2.9 2.3 3.6 3.2 2.3 For sale only...................... 1.4 1.0 1.5 1.6 1.2 Rented or sold, awaiting occupancy. 0.9 0.8 0.9 1.1 0.9 Held off market.................... 4.6 4.0 3.5 6.0 3.8 For occasional use............... 1.5 0.9 0.8 2.0 1.7 Temporarily occupied by persons with usual residence elsewhere... 1.0 1.0 0.8 1.2 0.7 For other reasons................ 2.2 2.2 1.9 2.8 1.4 Seasonal vacant...................... 3.2 4.1 2.6 3.1 3.0 Occupied............................. 87.0 87.8 87.8 85.1 88.8 Second Quarter 2007 United North- Mid- South West States east West All housing units........................ 100 100 100 100 100 Year-round vacant.................... 10.2 8.6 9.8 12.3 8.4 For rent........................... 2.9 2.4 3.1 3.4 2.3 For sale only...................... 1.6 1.1 1.7 1.9 1.3 Rented or sold, awaiting occupancy. 0.9 0.9 0.9 1.0 0.9 Held off market.................... 4.8 4.1 4.0 6.0 4.0 For occasional use............... 1.6 1.0 0.9 2.2 1.9 Temporarily occupied by persons with usual residence elsewhere... 0.9 0.9 0.7 1.0 0.7 For other reasons................ 2.3 2.2 2.4 2.8 1.4 Seasonal vacant...................... 3.4 4.1 2.8 3.5 3.3 Occupied............................. 86.4 87.3 87.4 84.2 88.3