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Rank | Countries/Territories | Count | Percent |
1 | China | 252 | 36.4% |
2 | United States | 250 | 36.1% |
3 | Germany | 73 | 10.5% |
4 | Nigeria | 22 | 3.2% |
5 | Canada | 16 | 2.3% |
6 | Japan | 13 | 1.9% |
7 | Netherlands | 10 | 1.4% |
8 | United Kingdom | 8 | 1.2% |
9 | Iran, Islamic Republic of | 6 | 0.9% |
10 | Ireland | 5 | 0.7% |
11 | France | 5 | 0.7% |
12 | Singapore | 4 | 0.6% |
13 | Australia | 4 | 0.6% |
14 | India | 4 | 0.6% |
15 | Colombia | 4 | 0.6% |
16 | Cyprus | 4 | 0.6% |
17 | Switzerland | 3 | 0.4% |
18 | Taiwan | 3 | 0.4% |
19 | Argentina | 2 | 0.3% |
20 | Bangladesh | 1 | 0.1% |
21 | Brazil | 1 | 0.1% |
22 | Turkey | 1 | 0.1% |
23 | Mexico | 1 | 0.1% |
24 | Mongolia | 1 | 0.1% |
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