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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 168 | 71.5% |
2 | United States | 55 | 23.4% |
3 | Germany | 5 | 2.1% |
4 | Singapore | 5 | 2.1% |
5 | Ukraine | 2 | 0.9% |
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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 168 | 71.5% |
2 | United States | 55 | 23.4% |
3 | Germany | 5 | 2.1% |
4 | Singapore | 5 | 2.1% |
5 | Ukraine | 2 | 0.9% |