Members
as of 13 April 2026
| Germany | 1025 |
| Italy | 487 |
| United Kingdom | 386 |
| France | 331 |
| Spain | 304 |
| Switzerland | 287 |
| Poland | 261 |
| The Netherlands | 209 |
| Sweden | 190 |
| Greece | 188 |
| Denmark | 182 |
| Austria | 148 |
| Ukraine | 141 |
| Norway | 127 |
| Turkey | 124 |
| Czech Republic | 118 |
| Belgium | 109 |
| Romania | 105 |
| Finland | 105 |
| Hungary | 85 |
| Israel | 79 |
| Ireland | 77 |
| Serbia | 75 |
| Russian Federation | 74 |
| Croatia | 74 |
| Bulgaria | 70 |
| Slovenia | 69 |
| Iceland | 68 |
| Lithuania | 61 |
| Portugal | 44 |
| Slovakia | 43 |
| Estonia | 37 |
| Georgia | 31 |
| Luxembourg | 31 |
| Latvia | 30 |
| Bosnia and Herzegovina | 30 |
| Cyprus | 28 |
| Kosovo | 24 |
| Azerbaijan | 22 |
| North Macedonia | 21 |
| United States | 19 |
| Montenegro | 15 |
| Palestinian Territories | 14 |
| Greenland | 12 |
| Albania | 11 |
| Armenia | 9 |
| Malta | 9 |
| Moldova | 7 |
| Belarus | 7 |
| Faeroe Islands | 5 |
| Kazakhstan | 3 |
| Andorra | 2 |
| Australia | 2 |
| Chile | 1 |
| Tunisia | 1 |
| Kyrgyzstan | 1 |
| Canada | 1 |
| Hong Kong | 1 |
| Mexico | 1 |
| India | 1 |