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Rank | Countries/Territories | Count | Percent |
1 | China | 169 | 38.9% |
2 | United States | 147 | 33.8% |
3 | Germany | 44 | 10.1% |
4 | Japan | 15 | 3.4% |
5 | Belgium | 9 | 2.1% |
6 | Canada | 8 | 1.8% |
7 | Norway | 6 | 1.4% |
8 | Singapore | 6 | 1.4% |
9 | France | 5 | 1.1% |
10 | Korea, Republic of | 5 | 1.1% |
11 | Netherlands | 5 | 1.1% |
12 | Cyprus | 4 | 0.9% |
13 | Australia | 3 | 0.7% |
14 | Bulgaria | 3 | 0.7% |
15 | Iran, Islamic Republic of | 2 | 0.5% |
16 | Russia | 2 | 0.5% |
17 | Philippines | 1 | 0.2% |
18 | Egypt | 1 | 0.2% |
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