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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 143 | 52.4% |
2 | United States | 81 | 29.7% |
3 | Nigeria | 8 | 2.9% |
4 | Singapore | 7 | 2.6% |
5 | Japan | 6 | 2.2% |
6 | Germany | 5 | 1.8% |
7 | Turkey | 4 | 1.5% |
8 | Taiwan | 3 | 1.1% |
9 | Canada | 3 | 1.1% |
10 | Bulgaria | 2 | 0.7% |
11 | Hong Kong | 2 | 0.7% |
12 | Mongolia | 2 | 0.7% |
13 | Netherlands | 2 | 0.7% |
14 | South Africa | 1 | 0.4% |
15 | Ukraine | 1 | 0.4% |
16 | Ireland | 1 | 0.4% |
17 | Latvia | 1 | 0.4% |
18 | France | 1 | 0.4% |
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