Table 4. Estimates of the Total Housing Inventory for the United States: First Quarter 1997 and 1996 (Estimates are in thousands and may not add to total, due to rounding) First First Standard quarter quarter error on Standard 1997 Type 1997 1996 1997 error on Percent estimate estimate estimate difference of total All housing units................. 115,064 113,258 238 330 100 Occupied........................ 101,702 100,472 246 341 88 Owner occupied................ 66,497 65,453 240 333 58 Renter occupied............... 35,205 35,019 198 275 31 Vacant.......................... 13,362 12,786 131 180 12 Year-round vacant............. 10,007 9,656 115 158 9 For rent.................... 2,886 3,026 63 88 3 For sale only............... 1,176 1,066 40 55 1 Rented or sold, awaiting occupancy.......... 807 723 33 45 1 Held off market............. 5,138 4,841 83 114 4 For occasional use........ 1,751 1,604 49 67 2 Temporarily occupied by persons with usual residence elsewhere. 906 853 35 48 1 For other reasons......... 2,481 2,384 58 80 2 Seasonal vacant............... 3,355 3,130 68 92 3