Table 11. Percent Distribution by Type of Unit, for the United States and Regions: Fourth Quarter 2001 and 2000 (Percent distribution may not add to total, due to rounding) Fourth quarter 2001 United North- Mid- South West States east West All housing units........................ 100 100 100 100 100 Year-round vacant.................... 8.9 7.1 8.0 11.3 7.5 For rent........................... 2.7 1.8 2.8 3.4 2.4 For sale only...................... 1.1 0.7 1.1 1.4 1.0 Rented or sold, awaiting occupancy. 0.6 0.7 0.7 0.5 0.6 Held off market.................... 4.5 3.9 3.5 6.1 3.4 For occasional use............... 1.6 1.0 0.6 2.3 1.7 Temporarily occupied by persons with usual residence elsewhere... 0.9 1.1 0.8 1.0 0.6 For other reasons................ 2.1 1.8 2.0 2.8 1.2 Seasonal vacant...................... 2.8 3.6 2.9 2.6 2.3 Occupied............................. 88.3 89.2 89.1 86.1 90.2 Fourth quarter 2000 Type of housing unit United North- Mid- South West States east West All housing units........................ 100 100 100 100 100 Year-round vacant.................... 8.5 7.0 7.0 11.1 6.9 For rent........................... 2.5 1.8 2.4 3.2 2.0 For sale only...................... 1.0 0.7 0.8 1.3 0.8 Rented or sold, awaiting occupancy. 0.6 0.5 0.6 0.7 0.6 Held off market.................... 4.4 3.9 3.2 5.9 3.5 For occasional use............... 1.5 1.2 0.6 2.1 1.5 Temporarily occupied by persons with usual residence elsewhere... 0.8 1.0 0.6 1.1 0.6 For other reasons................ 2.1 1.8 2.0 2.7 1.4 Seasonal vacant...................... 2.9 3.6 2.6 2.9 2.5 Occupied............................. 88.6 89.4 90.4 86.0 90.6