Table 4. Estimates of the Total Housing Inventory for the United States: First Quarter 1998 and 1997 (Estimates are in thousands and may not add to total, due to rounding) First First Standard quarter quarter error on Standard 1998 Type 1998 1997 1998 error on Percent estimate estimate estimate difference of total All housing units................. 116,770 115,064 236 335 100 Occupied........................ 103,086 101,702 245 347 88 Owner occupied................ 67,963 66,497 242 341 58 Renter occupied............... 35,123 35,205 198 280 30 Vacant.......................... 13,684 13,362 132 186 12 Year-round vacant............. 10,370 10,007 116 163 9 For rent.................... 2,975 2,886 64 89 3 For sale only............... 1,202 1,176 41 57 1 Rented or sold, awaiting occupancy.......... 853 807 34 48 1 Held off market............. 5,340 5,138 85 119 5 For occasional use........ 1,727 1,751 49 69 1 Temporarily occupied by persons with usual residence elsewhere. 919 906 36 50 1 For other reasons......... 2,694 2,481 61 84 2 Seasonal vacant............... 3,314 3,355 67 95 3