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Rank | Countries/Territories | Count | Percent |
1 | United States | 181 | 45.5% |
2 | China | 133 | 33.4% |
3 | Japan | 31 | 7.8% |
4 | Germany | 17 | 4.3% |
5 | 8 | 2% | |
6 | Netherlands | 7 | 1.8% |
7 | Singapore | 7 | 1.8% |
8 | Korea, Republic of | 5 | 1.3% |
9 | France | 5 | 1.3% |
10 | Australia | 2 | 0.5% |
11 | Lithuania | 2 | 0.5% |
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