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Rank | Countries/Territories | Count | Percent |
1 | United States | 284 | 42.7% |
2 | China | 151 | 22.7% |
3 | Germany | 135 | 20.3% |
4 | 26 | 3.9% | |
5 | Canada | 16 | 2.4% |
6 | Singapore | 12 | 1.8% |
7 | Cyprus | 8 | 1.2% |
8 | Korea, Republic of | 7 | 1.1% |
9 | Netherlands | 5 | 0.8% |
10 | Japan | 5 | 0.8% |
11 | France | 4 | 0.6% |
12 | Ukraine | 3 | 0.5% |
13 | Norway | 2 | 0.3% |
14 | Iran, Islamic Republic of | 2 | 0.3% |
15 | Denmark | 2 | 0.3% |
16 | Australia | 1 | 0.2% |
17 | Slovakia | 1 | 0.2% |
18 | Spain | 1 | 0.2% |
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