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Rank | Countries/Territories | Count | Percent |
1 | United States | 533 | 49.1% |
2 | China | 231 | 21.3% |
3 | Germany | 136 | 12.5% |
4 | France | 30 | 2.8% |
5 | Canada | 21 | 1.9% |
6 | 21 | 1.9% | |
7 | Ukraine | 21 | 1.9% |
8 | Japan | 20 | 1.8% |
9 | Singapore | 12 | 1.1% |
10 | Switzerland | 12 | 1.1% |
11 | Netherlands | 11 | 1% |
12 | Taiwan | 10 | 0.9% |
13 | Korea, Republic of | 6 | 0.6% |
14 | Argentina | 6 | 0.6% |
15 | Cyprus | 6 | 0.6% |
16 | Australia | 2 | 0.2% |
17 | Mongolia | 2 | 0.2% |
18 | United Kingdom | 2 | 0.2% |
19 | Russia | 2 | 0.2% |
20 | Norway | 1 | 0.1% |
21 | Ireland | 1 | 0.1% |
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