| United States of America (USA) | 164 donors |
| Germany | 34 donors |
| United Kingdom | 19 donors |
| Canada | 15 donors |
| Austria | 13 donors |
| Spain | 11 donors |
| Australia | 8 donors |
| Italy | 7 donors |
| France | 7 donors |
| Switzerland | 6 donors |
| Norway | 5 donors |
| Belgium | 5 donors |
| Netherlands | 4 donors |
| Sweden | 4 donors |
| Israel | 4 donors |
| India | 3 donors |
| Finland | 3 donors |
| Singapore | 3 donors |
| Brazil | 3 donors |
| Russia | 3 donors |
| Hong Kong | 3 donors |
| China | 2 donors |
| Turkey | 2 donors |
| Denmark | 2 donors |
| Ireland | 2 donors |
| Japan | 2 donors |
| Hungary | 2 donors |
| Mexico | 2 donors |
| Croatia | 2 donors |
| Lithuania | 2 donors |
| Thailand | 2 donors |
| Iceland | 1 donor |
| Romania | 1 donor |
| Slovakia | 1 donor |
| Guam | 1 donor |
| Korea, South | 1 donor |
| Bolivia | 1 donor |
| Macau | 1 donor |
| Georgia | 1 donor |
| Paraguay | 1 donor |
| Greece | 1 donor |
| United Arab Emirates | 1 donor |
| Serbia | 1 donor |
| Slovenia | 1 donor |
| Bulgaria | 1 donor |