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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 142 | 52.4% |
2 | United States | 75 | 27.7% |
3 | Singapore | 15 | 5.5% |
4 | Canada | 11 | 4.1% |
5 | Japan | 8 | 3% |
6 | Mongolia | 7 | 2.6% |
7 | Australia | 3 | 1.1% |
8 | Hong Kong | 2 | 0.7% |
9 | Romania | 2 | 0.7% |
10 | South Africa | 1 | 0.4% |
11 | United Kingdom | 1 | 0.4% |
12 | Ireland | 1 | 0.4% |
13 | Netherlands | 1 | 0.4% |
14 | 1 | 0.4% | |
15 | Germany | 1 | 0.4% |
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