Zusammensetzung nach Ländern
| Name | Anteil |
|---|---|
| United States | 76,78% |
| United Kingdom | 10,40% |
| France | 4,72% |
| Canada | 3,77% |
| Netherlands | 2,72% |
| Japan | 2,54% |
| Germany | 1,96% |
| Spain | 1,75% |
| Italy | 1,50% |
| Ireland | 1,20% |
| Zambia | 0,59% |
| Switzerland | 0,58% |
| Malta | 0,44% |
| Australia | 0,40% |
| Sweden | 0,37% |
| Belgium | 0,32% |
| Jamaica | 0,27% |
| Austria | 0,23% |
| Greece | 0,19% |
| Israel | 0,19% |
| Luxembourg | 0,18% |
| Bermuda | 0,18% |
| Puerto Rico | 0,09% |
| Monaco | 0,08% |
| Chile | 0,04% |
| Denmark | 0,03% |