| 2000 | 2012 | |
|---|---|---|
| Austria | 11.0 | 9.0 |
| Finland | 14.0 | 11.0 |
| France | 13.0 | 10.0 |
| Spain | 10.0 | 6.0 |
| Lithuania | 22.0 | 14.0 |
| Netherlands | 7.0 | 6.0 |
| Slovenia | 14.0 | 12.0 |
| Latvia | 19.0 | 9.0 |
| Portugal | 12.0 | 7.0 |
| Slovakia | 11.0 | 9.0 |
| Cyprus | 16.0 | 12.0 |
| Luxembourg | 13.0 | 11.0 |
| Ireland | 11.0 | 13.0 |
| Belgium | 12.0 | 10.0 |
| Germany | 8.0 | 6.0 |
| Greece | 10.0 | 7.0 |
| Estonia | 16.0 | 10.0 |
| Italy | 8.0 | 6.0 |
| Malta | 7.0 | 6.0 |