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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 177 | 61.7% |
2 | United States | 83 | 28.9% |
3 | Singapore | 6 | 2.1% |
4 | Germany | 5 | 1.7% |
5 | Hong Kong | 5 | 1.7% |
6 | Australia | 4 | 1.4% |
7 | Japan | 2 | 0.7% |
8 | France | 2 | 0.7% |
9 | Iran, Islamic Republic of | 1 | 0.3% |
10 | Norway | 1 | 0.3% |
11 | Russia | 1 | 0.3% |
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