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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 137 | 49.1% |
2 | United States | 65 | 23.3% |
3 | Canada | 22 | 7.9% |
4 | Germany | 10 | 3.6% |
5 | Japan | 8 | 2.9% |
6 | Russia | 8 | 2.9% |
7 | Singapore | 7 | 2.5% |
8 | Netherlands | 7 | 2.5% |
9 | Bulgaria | 3 | 1.1% |
10 | Australia | 2 | 0.7% |
11 | Malaysia | 2 | 0.7% |
12 | South Africa | 2 | 0.7% |
13 | Taiwan | 2 | 0.7% |
14 | Mongolia | 1 | 0.4% |
15 | Argentina | 1 | 0.4% |
16 | Lithuania | 1 | 0.4% |
17 | France | 1 | 0.4% |
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