| Total | House equipped with running water or a tap | | 88.7 | 88.0 | 88.7 | 89.3 | 90.2 | 90.9 | 91.3 | 92.0 |
| A well, a spring or other possibility | | 11.3 | 12.0 | 11.3 | 10.7 | 9.8 | 9.1 | 8.7 | 8.0 |
| Working | House equipped with running water or a tap | | 93.1 | 93.5 | 93.9 | 94.3 | 94.1 | 95.1 | 95.1 | 95.7 |
| A well, a spring or other possibility | | 6.9 | 6.5 | 6.1 | 5.7 | 5.9 | 4.9 | 4.9 | 4.3 |
| ..one member working | House equipped with running water or a tap | | 91.9 | 91.5 | 92.1 | 93.1 | 92.6 | 93.5 | 92.9 | 95.1 |
| A well, a spring or other possibility | | 8.1 | 8.5 | 7.9 | 6.9 | 7.4 | 6.5 | 7.1 | 4.9 |
| ..two or more members working | House equipped with running water or a tap | | 94.6 | 95.7 | 95.8 | 95.7 | 95.6 | 96.9 | 97.4 | 96.4 |
| A well, a spring or other possibility | | 5.4 | 4.3 | 4.2 | 4.3 | 4.4 | 3.1 | 2.6 | 3.6 |
| Unemployed | House equipped with running water or a tap | | 84.0 | 77.6 | 81.6 | 88.4 | 82.2 | 75.5 | 80.4 | 80.4 |
| A well, a spring or other possibility | | 16.0 | 22.4 | 18.4 | 11.6 | 17.8 | 24.5 | 19.6 | 19.6 |
| Retired | House equipped with running water or a tap | | 79.7 | 79.0 | 79.1 | 78.8 | 83.7 | 85.4 | 84.0 | 85.3 |
| A well, a spring or other possibility | | 20.3 | 21.0 | 20.9 | 21.2 | 16.3 | 14.6 | 16.0 | 14.7 |
| Other inactive | House equipped with running water or a tap | | 77.3 | 73.3 | 75.6 | 74.9 | 75.1 | 70.8 | 73.7 | 71.1 |
| A well, a spring or other possibility | | 22.7 | 26.7 | 24.4 | 25.1 | 24.9 | 29.2 | 26.3 | 28.9 |