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Rank | Countries/Territories | Count | Percent |
1 | United States | 857 | 80.3% |
2 | China | 126 | 11.8% |
3 | Switzerland | 16 | 1.5% |
4 | Netherlands | 16 | 1.5% |
5 | Singapore | 10 | 0.9% |
6 | Ireland | 9 | 0.8% |
7 | Canada | 7 | 0.7% |
8 | Germany | 7 | 0.7% |
9 | France | 3 | 0.3% |
10 | Argentina | 3 | 0.3% |
11 | Korea, Republic of | 3 | 0.3% |
12 | Philippines | 2 | 0.2% |
13 | Japan | 2 | 0.2% |
14 | Australia | 2 | 0.2% |
15 | Italy | 1 | 0.1% |
16 | Romania | 1 | 0.1% |
17 | Mexico | 1 | 0.1% |
18 | Morocco | 1 | 0.1% |
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