| Country | Number of Members |
|---|---|
| United Kingdom (UK) | 28426 |
| United States (US) | 20300 |
| Australia | 3849 |
| Germany | 1419 |
| Canada | 1308 |
| Netherlands | 963 |
| Italy | 709 |
| France | 688 |
| Ireland | 532 |
| New Zealand | 461 |
| Switzerland | 424 |
| Spain | 405 |
| Belgium | 361 |
| Sweden | 310 |
| 261 | |
| Japan | 249 |
| China | 185 |
| Norway | 177 |
| Denmark | 169 |
| Finland | 152 |
| Brazil | 138 |
| Austria | 127 |
| Singapore | 123 |
| United States | 122 |
| South Africa | 113 |
| Portugal | 100 |
| United Kingdom | 72 |
| Hong Kong | 65 |
| Russia | 64 |
| India | 57 |
| Mexico | 56 |
| South Korea | 53 |
| Greece | 43 |
| Argentina | 41 |
| Turkey | 38 |
| Czech Republic | 37 |
| Poland | 32 |
| Hungary | 29 |
| Thailand | 28 |
| Philippines | 27 |
| Jersey | 26 |
| Australia | 26 |
| Taiwan | 25 |
| Luxembourg | 24 |
| United Arab Emirates | 21 |
| Israel | 20 |
| United States (US) Minor Outlying Islands | 19 |
| Germany | 18 |
| Chile | 16 |
| Iceland | 15 |
| Malaysia | 15 |
| Croatia | 14 |
| Slovakia | 14 |
| Malta | 13 |
| United States (US) | 11 |
| Slovenia | 10 |
| Latvia | 10 |
| Lithuania | 10 |
| Colombia | 10 |
| Ireland | 9 |
| Estonia | 9 |
| Peru | 8 |
| Romania | 8 |
| Ukraine | 8 |
| Indonesia | 8 |
| Spain | 8 |
| Cyprus | 7 |
| Bulgaria | 7 |
| Isle of Man | 7 |
| France | 7 |
| Canada | 7 |
| New Zealand | 7 |
| French Polynesia | 6 |
| Egypt | 6 |
| Switzerland | 6 |
| Costa Rica | 6 |
| 5 | |
| Singapore | 4 |
| Guernsey | 4 |
| Saudi Arabia | 4 |
| Falkland Islands | 4 |
| Bermuda | 4 |
| Iraq | 3 |
| Ecuador | 3 |
| AN | 3 |
| Kenya | 3 |
| Macao | 3 |
| Uruguay | 3 |
| Serbia | 3 |
| Albania | 3 |
| Bahamas | 3 |
| Sri Lanka | 3 |
| Cambodia | 3 |
| Tanzania | 3 |
| Vietnam | 3 |
| China | 3 |
| Guatemala | 3 |
| Austria | 3 |
| Kuwait | 2 |
| Barbados | 2 |
| Namibia | 2 |
| Venezuela | 2 |
| Zambia | 2 |
| Gibraltar | 2 |
| Åland Islands | 2 |
| Tunisia | 2 |
| Botswana | 2 |
| Mauritius | 2 |
| Zimbabwe | 2 |
| Qatar | 2 |
| Malawi | 2 |
| Marshall Islands | 2 |
| Seychelles | 2 |
| Sweden | 2 |
| Bahrain | 2 |
| South Africa | 2 |
| Morocco | 2 |
| Monaco | 2 |
| The Netherlands | 2 |
| UK | 2 |
| Azerbaijan | 2 |
| North Macedonia | 2 |
| Cayman Islands | 2 |
| Puerto Rico | 2 |
| Finland | 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 |
| Fiji | 1 |
| Mongolia | 1 |
| Samoa | 1 |
| Armenia | 1 |
| Brunei | 1 |
| Eswatini | 1 |
| Oman | 1 |
| Antigua and Barbuda | 1 |
| Afghanistan | 1 |
| Argentina | 1 |
| Moldova | 1 |
| Palestinian Territory | 1 |
| American Samoa | 1 |
| Algeria | 1 |
| Belau | 1 |
| Christmas Island | 1 |
| Belarus | 1 |
| Haiti | 1 |
| Scotland | 1 |
| Niger | 1 |
| Papua New Guinea | 1 |
| Kosovo | 1 |
| India | 1 |
| Virgin Islands (US) | 1 |
| Senegal | 1 |
| Hong Kong | 1 |
| Panama | 1 |
| Bonaire, Saint Eustatius and Saba | 1 |
| Taiwan | 1 |
| Montenegro | 1 |
| Saint Lucia | 1 |
