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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 115 | 57.5% |
2 | United States | 45 | 22.5% |
3 | Singapore | 11 | 5.5% |
4 | Hong Kong | 7 | 3.5% |
5 | Germany | 6 | 3% |
6 | Iran, Islamic Republic of | 3 | 1.5% |
7 | France | 3 | 1.5% |
8 | Australia | 3 | 1.5% |
9 | Bulgaria | 3 | 1.5% |
10 | Japan | 2 | 1% |
11 | Latvia | 2 | 1% |
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