Population and Housing Censuses Rioja, La Main dwellings according to useful surface Units: main dwellings Total (useful surface) Less than 30m2 Between 30 and 45m2 Between 46 and 60m2 Between 61 and 75m2 Between 76 and 90m2 Between 91 and 105m2 Between 106 and 120m2 Between 121 and 150m2 Between 151 and 180m2 More than 180m2 Total 19,651 .. 249 1,191 3,014 9,447 2,775 1,722 684 232 336 26018 Arnedo 5,625 . . 260 691 2,499 980 742 231 . . 26036 Calahorra 9,329 . . 563 1,492 4,792 1,185 652 354 . 124 26071 Haro 4,697 . . 368 832 2,155 610 328 99 . . Notes: .Data protected by statistical secrecy Source: National Statistics Institute