| Variación relativa en porcentaje: censo 1991/ censo 1981 | ||
| 0 | TOTAL NACIONAL | 0.98 |
| 1 | Albacete | 11.62 |
| 2 | Alicante/Alacant | 7.93 |
| 3 | Almería | 10.21 |
| 4 | Ávila | 14.45 |
| 5 | Badajoz | 9.66 |
| 6 | Barcelona | -6.22 |
| 7 | Bilbao | -14.61 |
| 8 | Burgos | 5.07 |
| 9 | Cáceres | 13.43 |
| 10 | Cádiz | -1.51 |
| 11 | Castellón de la Plana/Castelló de la Plana | 7.81 |
| 12 | Ciudad Real | 13.72 |
| 13 | Córdoba | 8.15 |
| 14 | Coruña (A) | 6.57 |
| 15 | Cuenca | 7.02 |
| 16 | Donostia-San Sebastián | -0.50 |
| 17 | Girona | -20.74 |
| 18 | Granada | 3.47 |
| 19 | Guadalajara | 15.44 |
| 20 | Huelva | 11.52 |
| 21 | Huesca | 6.54 |
| 22 | Jaén | 7.81 |
| 23 | León | 13.32 |
| 24 | Lleida | 4.94 |
| 25 | Logroño | 11.61 |
| 26 | Lugo | 14.70 |
| 27 | Madrid | -4.70 |
| 28 | Málaga | 3.96 |
| 29 | Murcia | 15.29 |
| 30 | Ourense | 8.92 |
| 31 | Oviedo | 6.28 |
| 32 | Palencia | 8.57 |
| 33 | Palma de Mallorca | 2.20 |
| 34 | Palmas de G.Canaria (Las) | -1.45 |
| 35 | Pamplona/Iruña | 1.39 |
| 36 | Pontevedra | 11.38 |
| 37 | Salamanca | 5.78 |
| 38 | Santa Cruz de Tenerife | 7.68 |
| 39 | Santander | 6.34 |
| 40 | Segovia | 7.12 |
| 41 | Sevilla | 5.76 |
| 42 | Soria | 6.71 |
| 43 | Tarragona | 0.95 |
| 44 | Teruel | 9.84 |
| 45 | Toledo | 10.06 |
| 46 | Valencia | 1.10 |
| 47 | Valladolid | 3.25 |
| 48 | Vitoria-Gasteiz | 8.75 |
| 49 | Zamora | 10.10 |
| 50 | Zaragoza | 3.94 |