Country
|
Number of country
|
| Armenia | 4 |
| Austria | 28 |
| Belgium | 12 |
| Bulgaria | 2 |
| Czech Republic | 2 |
| Denmark | 2 |
| Estonia | 2 |
| Finland | 8 |
| France | 19 |
| Germany | 104 |
| Greece | 1 |
| Hungary | 4 |
| Iceland | 2 |
| Ireland | 21 |
| Italy | 31 |
| Lithuania | 2 |
| Luxembourg | 4 |
| Netherlands | 65 |
| Norway | 6 |
| Poland | 1 |
| Romania | 2 |
| Slovenia | 13 |
| Spain | 12 |
| Sweden | 24 |
| Switzerland | 31 |
| United Kingdom | 16 |
| Total of members | 418 |
| Australia | 3 |
| Brazil | 2 |
| Israel | 2 |
| Mexico | 1 |
| New Zealand | 2 |