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Rank | Countries/Territories | Count | Percent |
1 | United States | 426 | 57.3% |
2 | China | 146 | 19.7% |
3 | Germany | 100 | 13.5% |
4 | Netherlands | 14 | 1.9% |
5 | Japan | 11 | 1.5% |
6 | Singapore | 8 | 1.1% |
7 | France | 8 | 1.1% |
8 | Cyprus | 5 | 0.7% |
9 | Ireland | 5 | 0.7% |
10 | Korea, Republic of | 4 | 0.5% |
11 | Mongolia | 2 | 0.3% |
12 | Canada | 2 | 0.3% |
13 | Sweden | 2 | 0.3% |
14 | Taiwan | 2 | 0.3% |
15 | Argentina | 2 | 0.3% |
16 | India | 2 | 0.3% |
17 | Iran, Islamic Republic of | 1 | 0.1% |
18 | Georgia | 1 | 0.1% |
19 | Australia | 1 | 0.1% |
20 | South Africa | 1 | 0.1% |
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