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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 171 | 57.8% |
2 | United States | 56 | 18.9% |
3 | Canada | 34 | 11.5% |
4 | 17 | 5.7% | |
5 | France | 5 | 1.7% |
6 | Germany | 5 | 1.7% |
7 | Japan | 2 | 0.7% |
8 | Netherlands | 2 | 0.7% |
9 | South Africa | 2 | 0.7% |
10 | Australia | 1 | 0.3% |
11 | Singapore | 1 | 0.3% |
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