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Rank | Countries/Territories | Count | Percent |
1 | United States | 260 | 44% |
2 | China | 172 | 29.1% |
3 | Germany | 50 | 8.5% |
4 | Japan | 22 | 3.7% |
5 | Canada | 15 | 2.5% |
6 | Singapore | 9 | 1.5% |
7 | South Africa | 9 | 1.5% |
8 | France | 8 | 1.4% |
9 | Cyprus | 7 | 1.2% |
10 | Australia | 6 | 1% |
11 | Netherlands | 6 | 1% |
12 | Hong Kong | 6 | 1% |
13 | United Kingdom | 5 | 0.8% |
14 | Ireland | 3 | 0.5% |
15 | 3 | 0.5% | |
16 | Iran, Islamic Republic of | 2 | 0.3% |
17 | Malaysia | 2 | 0.3% |
18 | Mongolia | 1 | 0.2% |
19 | Russia | 1 | 0.2% |
20 | Guinea | 1 | 0.2% |
21 | Argentina | 1 | 0.2% |
22 | Bangladesh | 1 | 0.2% |
23 | Zambia | 1 | 0.2% |
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