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Rank | Countries/Territories | Count | Percent |
1 | United States | 321 | 51.9% |
2 | China | 131 | 21.2% |
3 | Germany | 65 | 10.5% |
4 | Netherlands | 24 | 3.9% |
5 | France | 19 | 3.1% |
6 | 9 | 1.5% | |
7 | Ireland | 8 | 1.3% |
8 | Korea, Republic of | 7 | 1.1% |
9 | Singapore | 7 | 1.1% |
10 | Canada | 6 | 1% |
11 | Australia | 5 | 0.8% |
12 | Ukraine | 3 | 0.5% |
13 | Cyprus | 2 | 0.3% |
14 | Japan | 2 | 0.3% |
15 | Hong Kong | 2 | 0.3% |
16 | India | 2 | 0.3% |
17 | Iran, Islamic Republic of | 1 | 0.2% |
18 | Mongolia | 1 | 0.2% |
19 | Bulgaria | 1 | 0.2% |
20 | Argentina | 1 | 0.2% |
21 | United Kingdom | 1 | 0.2% |
22 | Norway | 1 | 0.2% |
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