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Rank | Countries/Territories | Count | Percent |
1 | United States | 76 | 37.3% |
2 | China | 72 | 35.3% |
3 | Singapore | 13 | 6.4% |
4 | Slovakia | 6 | 2.9% |
5 | Netherlands | 6 | 2.9% |
6 | Germany | 6 | 2.9% |
7 | Australia | 5 | 2.5% |
8 | Japan | 4 | 2% |
9 | Mexico | 2 | 1% |
10 | Portugal | 2 | 1% |
11 | Switzerland | 2 | 1% |
12 | Taiwan | 2 | 1% |
13 | Iran, Islamic Republic of | 2 | 1% |
14 | France | 2 | 1% |
15 | 1 | 0.5% | |
16 | Argentina | 1 | 0.5% |
17 | Hong Kong | 1 | 0.5% |
18 | India | 1 | 0.5% |
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