| 2000 | 2005 | 2010 | 2011 | |
|---|---|---|---|---|
| Dublin | 80.9 | 66.1 | 58.4 | 57.1 |
| South-West (IE) | 48.9 | 46.9 | 47.4 | 46.4 |
| Mid-East | 32.0 | 34.7 | 29.4 | 28.7 |
| South-East (IE) | 37.7 | 36.6 | 27.8 | 27.1 |
| Mid-West | 34.5 | 33.6 | 26.3 | 25.7 |
| West | 29.7 | 30.4 | 23.9 | 23.4 |
| Border | 36.1 | 30.4 | 23.4 | 22.8 |
| Midland | 17.3 | 17.2 | 11.3 | 11.0 |