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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 150 | 56.8% |
2 | United States | 75 | 28.4% |
3 | Japan | 10 | 3.8% |
4 | Germany | 7 | 2.7% |
5 | Singapore | 4 | 1.5% |
6 | Switzerland | 3 | 1.1% |
7 | Taiwan | 3 | 1.1% |
8 | United Kingdom | 2 | 0.8% |
9 | South Africa | 2 | 0.8% |
10 | Mongolia | 2 | 0.8% |
11 | France | 2 | 0.8% |
12 | Canada | 2 | 0.8% |
13 | Argentina | 1 | 0.4% |
14 | Ukraine | 1 | 0.4% |
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