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Rank | Countries/Territories | Count | Percent |
1 | China | 147 | 46.2% |
2 | United States | 96 | 30.2% |
3 | Japan | 21 | 6.6% |
4 | Germany | 12 | 3.8% |
5 | Singapore | 9 | 2.8% |
6 | Australia | 6 | 1.9% |
7 | Ireland | 5 | 1.6% |
8 | India | 4 | 1.3% |
9 | Iran, Islamic Republic of | 3 | 0.9% |
10 | Poland | 3 | 0.9% |
11 | Taiwan | 3 | 0.9% |
12 | Estonia | 2 | 0.6% |
13 | Mongolia | 2 | 0.6% |
14 | Morocco | 2 | 0.6% |
15 | Norway | 2 | 0.6% |
16 | Argentina | 1 | 0.3% |
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