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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 146 | 57.5% |
2 | United States | 76 | 29.9% |
3 | 8 | 3.1% | |
4 | Singapore | 7 | 2.8% |
5 | Australia | 3 | 1.2% |
6 | Mongolia | 2 | 0.8% |
7 | Germany | 2 | 0.8% |
8 | Hong Kong | 2 | 0.8% |
9 | South Africa | 2 | 0.8% |
10 | United Kingdom | 2 | 0.8% |
11 | Italy | 1 | 0.4% |
12 | Japan | 1 | 0.4% |
13 | Russia | 1 | 0.4% |
14 | Canada | 1 | 0.4% |
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