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Rank | Countries/Territories | Count | Percent |
1 | China | 181 | 56.4% |
2 | United States | 108 | 33.6% |
3 | 7 | 2.2% | |
4 | Germany | 5 | 1.6% |
5 | Sweden | 5 | 1.6% |
6 | France | 4 | 1.2% |
7 | United Kingdom | 3 | 0.9% |
8 | Argentina | 2 | 0.6% |
9 | Iran, Islamic Republic of | 2 | 0.6% |
10 | Mongolia | 2 | 0.6% |
11 | Singapore | 1 | 0.3% |
12 | Japan | 1 | 0.3% |
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