| Country | Number of Members |
|---|---|
| United Kingdom (UK) | 27776 |
| United States (US) | 17909 |
| Australia | 3574 |
| Germany | 1354 |
| Canada | 1205 |
| Netherlands | 917 |
| Italy | 687 |
| France | 646 |
| Ireland | 515 |
| New Zealand | 433 |
| Switzerland | 404 |
| Spain | 395 |
| Belgium | 344 |
| Sweden | 299 |
| 262 | |
| Japan | 240 |
| Norway | 174 |
| Denmark | 158 |
| Finland | 148 |
| Brazil | 136 |
| Austria | 122 |
| Singapore | 120 |
| China | 110 |
| South Africa | 108 |
| Portugal | 96 |
| United States | 86 |
| Russia | 64 |
| Hong Kong | 64 |
| India | 54 |
| Mexico | 52 |
| Greece | 43 |
| Argentina | 42 |
| United Kingdom | 42 |
| South Korea | 39 |
| Turkey | 38 |
| Czech Republic | 38 |
| Poland | 32 |
| Thailand | 28 |
| Hungary | 28 |
| Philippines | 27 |
| Jersey | 24 |
| Taiwan | 24 |
| Luxembourg | 23 |
| United Arab Emirates | 19 |
| Australia | 18 |
| Israel | 17 |
| Germany | 17 |
| United States (US) Minor Outlying Islands | 15 |
| Chile | 14 |
| Iceland | 14 |
| Slovakia | 13 |
| Croatia | 13 |
| Malta | 13 |
| Malaysia | 13 |
| United States (US) | 11 |
| Latvia | 9 |
| Slovenia | 9 |
| Peru | 8 |
| Estonia | 8 |
| Romania | 8 |
| Colombia | 8 |
| Lithuania | 8 |
| Ireland | 8 |
| Ukraine | 8 |
| Indonesia | 8 |
| Cyprus | 7 |
| Bulgaria | 7 |
| Isle of Man | 7 |
| France | 7 |
| Spain | 7 |
| French Polynesia | 6 |
| Egypt | 6 |
| Costa Rica | 6 |
| Singapore | 5 |
| 5 | |
| Canada | 5 |
| Switzerland | 5 |
| Guernsey | 4 |
| Sri Lanka | 4 |
| Saudi Arabia | 4 |
| Falkland Islands | 4 |
| New Zealand | 4 |
| Iraq | 3 |
| Ecuador | 3 |
| AN | 3 |
| Kenya | 3 |
| Macao | 3 |
| Uruguay | 3 |
| Tanzania | 3 |
| Albania | 3 |
| Bahamas | 3 |
| Bermuda | 3 |
| Cambodia | 3 |
| Vietnam | 3 |
| Virgin Islands (US) | 3 |
| China | 3 |
| Guatemala | 3 |
| Kuwait | 2 |
| Finland | 2 |
| Barbados | 2 |
| Namibia | 2 |
| Venezuela | 2 |
| Zambia | 2 |
| Gibraltar | 2 |
| Åland Islands | 2 |
| Botswana | 2 |
| Mauritius | 2 |
| Zimbabwe | 2 |
| Qatar | 2 |
| Serbia | 2 |
| Malawi | 2 |
| Marshall Islands | 2 |
| Sweden | 2 |
| Bahrain | 2 |
| South Africa | 2 |
| Morocco | 2 |
| Monaco | 2 |
| UK | 2 |
| Azerbaijan | 2 |
| Mayotte | 1 |
| Brazil | 1 |
| Liechtenstein | 1 |
| Iran | 1 |
| Italy | 1 |
| Wallis and Futuna | 1 |
| Gabon | 1 |
| United Arab Emirates | 1 |
| Jordan | 1 |
| Congo (Kinshasa) | 1 |
| Cayman Islands | 1 |
| Fiji | 1 |
| Mongolia | 1 |
| Samoa | 1 |
| Armenia | 1 |
| Brunei | 1 |
| Swaziland | 1 |
| Oman | 1 |
| Aruba | 1 |
| Antigua and Barbuda | 1 |
| Afghanistan | 1 |
| Moldova | 1 |
| Palestinian Territory | 1 |
| Tunisia | 1 |
| American Samoa | 1 |
| Algeria | 1 |
| Belau | 1 |
| Christmas Island | 1 |
| Belarus | 1 |
| Haiti | 1 |
| USA | 1 |
| Puerto Rico | 1 |
| Scotland | 1 |
| The Netherlands | 1 |
| Niger | 1 |
| Papua New Guinea | 1 |
| Kosovo | 1 |
| India | 1 |
| Austria | 1 |
| North Macedonia | 1 |
| Senegal | 1 |
