| 2000 | ||
| 0 | EU (15 countries) | 2.2 |
| 1 | Belgium | 16.4 |
| 2 | Denmark | 42.3 |
| 3 | Germany | 28.3 |
| 4 | Greece | 8.8 |
| 5 | Spain | 0.7 |
| 6 | France | 22.2 |
| 7 | Ireland | 51.4 |
| 8 | Italy | 21.7 |
| 9 | Luxembourg | 4.0 |
| 10 | Netherlands | 1.9 |
| 11 | Austria | 43.8 |
| 12 | Portugal | 35.6 |
| 13 | Finland | 18.2 |
| 14 | Sweden | 4.8 |
| 15 | United Kingdom | 1.6 |