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Rank | Countries/Territories | Count | Percent |
1 | China | 157 | 62.3% |
2 | United States | 56 | 22.2% |
3 | 11 | 4.4% | |
4 | Singapore | 7 | 2.8% |
5 | Ukraine | 5 | 2% |
6 | Japan | 4 | 1.6% |
7 | Germany | 3 | 1.2% |
8 | Netherlands | 3 | 1.2% |
9 | Iran, Islamic Republic of | 2 | 0.8% |
10 | Mongolia | 2 | 0.8% |
11 | Australia | 1 | 0.4% |
12 | France | 1 | 0.4% |
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