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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 176 | 67.2% |
2 | United States | 38 | 14.5% |
3 | Canada | 15 | 5.7% |
4 | Singapore | 14 | 5.3% |
5 | Taiwan | 6 | 2.3% |
6 | Japan | 4 | 1.5% |
7 | Germany | 4 | 1.5% |
8 | Iran, Islamic Republic of | 3 | 1.1% |
9 | Argentina | 1 | 0.4% |
10 | Netherlands | 1 | 0.4% |
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