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Rank | Countries/Territories | Count | Percent |
1 | United States | 318 | 48% |
2 | China | 166 | 25% |
3 | Germany | 95 | 14.3% |
4 | France | 15 | 2.3% |
5 | Netherlands | 12 | 1.8% |
6 | Norway | 11 | 1.7% |
7 | Japan | 10 | 1.5% |
8 | Singapore | 9 | 1.4% |
9 | Australia | 6 | 0.9% |
10 | Iran, Islamic Republic of | 4 | 0.6% |
11 | Korea, Republic of | 4 | 0.6% |
12 | Cyprus | 3 | 0.5% |
13 | Argentina | 2 | 0.3% |
14 | Russia | 2 | 0.3% |
15 | Mongolia | 1 | 0.2% |
16 | Switzerland | 1 | 0.2% |
17 | Ukraine | 1 | 0.2% |
18 | India | 1 | 0.2% |
19 | Belgium | 1 | 0.2% |
20 | Canada | 1 | 0.2% |
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