| Country | 2005 | 2013 |
|---|---|---|
| Austria | 17.3817 | 16.1739 |
| Belgium | 0 | |
| Bulgaria | 12.1137 | 11.2391 |
| Croatia | 28.1559 | 23.7084 |
| Cyprus | 8.5385 | 5.864 |
| Czech Rep. | 18.5616 | 17.1244 |
| Denmark | 13.901 | 11.4374 |
| Estonia | 18.6362 | 18.7936 |
| Finland | 15.9788 | 16.0318 |
| France | 20.9158 | 17.5864 |
| Germany | 18.9363 | 17.4246 |
| Greece | 24.326 | 16.3085 |
| Hungary | 18.2198 | 12.6472 |
| Ireland | 18.7343 | 13.004 |
| Italy | 18.214 | 18.2936 |
| Latvia | 22.4276 | 19.3106 |
| Lithuania | 14.9451 | 13.9729 |
| Luxembourg | 0 | |
| Malta | 0 | |
| Netherlands | 14.495 | |
| Poland | 18.1503 | 17.7369 |
| Portugal | 11.6113 | 7.7398 |
| Romania | 28.1106 | |
| Slovakia | 15.459 | 13.6918 |
| Slovenia | 19.3844 | 18.2104 |
| Spain | 14.5246 | 11.837 |
| Sweden | 16.3235 | 14.7145 |
| United Kingdom | 20.3548 | 14.8606 |