| Country | 1990-2011 (%) |
|---|---|
| Hungary | -99.0 |
| Lithuania | -98.0 |
| United Kingdom | -98.0 |
| Norway | -97.0 |
| France | -97.0 |
| Sweden | -97.0 |
| Slovenia | -95.0 |
| Croatia | -95.0 |
| Latvia | -94.0 |
| Czech Republic | -94.0 |
| Italy | -94.0 |
| Finland | -94.0 |
| Spain | -93.0 |
| Switzerland | -93.0 |
| Austria | -93.0 |
| Belgium | -93.0 |
| Denmark | -92.0 |
| Netherlands | -92.0 |
| Germany | -91.0 |
| Ireland | -87.0 |
| Estonia | -81.0 |
| Romania | -73.0 |
| Portugal | -70.0 |
| Bulgaria | -63.0 |
| Poland | -59.0 |
| Slovakia | -40.0 |
| Cyprus | -15.0 |
| Liechtenstein | -6.0 |
| Greece | 0.0 |
| Malta | 1514.0 |