Table 4. Estimates of the Total Housing Inventory for the United States: First Quarter 2000 and 1999 (Estimates are in thousands and may not add to total, due to rounding) First First Standard quarter quarter error on Standard 2000 Type 2000 1999 2000 error on Percent estimate estimate estimate difference of total All housing units................. 119,105 118,445 234 331 100 Occupied........................ 105,293 104,461 244 346 88 Owner occupied................ 70,701 69,638 243 344 59 Renter occupied............... 34,592 34,823 197 279 29 Vacant.......................... 13,812 13,984 133 189 12 Year-round vacant............. 10,306 10,897 116 166 9 For rent.................... 2,989 3,132 64 91 3 For sale only............... 1,161 1,296 40 58 1 Rented or sold, awaiting occupancy.......... 748 835 32 47 1 Held off market............. 5,408 5,634 85 122 5 For occasional use........ 1,858 1,955 51 72 2 Temporarily occupied by persons with usual residence elsewhere. 985 933 37 51 1 For other reasons......... 2,565 2,746 59 85 2 Seasonal vacant............... 3,506 3,087 69 95 3