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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 140 | 59.1% |
2 | United States | 53 | 22.4% |
3 | Canada | 17 | 7.2% |
4 | Japan | 11 | 4.6% |
5 | Germany | 9 | 3.8% |
6 | Norway | 2 | 0.8% |
7 | Singapore | 1 | 0.4% |
8 | South Africa | 1 | 0.4% |
9 | Argentina | 1 | 0.4% |
10 | Australia | 1 | 0.4% |
11 | Brazil | 1 | 0.4% |
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