| Collected from 28 countries. Top 20:
Show All Countries  |
| Australia | 1139 | Ghana | 29 | China | 5 | | South Africa | 672 | Pakistan | 21 | Portugal | 4 | | Tanzania | 358 | Italy | 20 | Egypt | 4 | | Namibia | 122 | Russia | 10 | Ecuador | 4 | | Kenya | 101 | Spain | 8 | Canada | 3 | | United States | 31 | United Arab Emirates | 6 | Bahamas | 3 | | Greece | 30 | Guinea | 5 | | |
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