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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 178 | 62.5% |
2 | United States | 63 | 22.1% |
3 | Australia | 9 | 3.2% |
4 | Germany | 7 | 2.5% |
5 | Ireland | 7 | 2.5% |
6 | Canada | 6 | 2.1% |
7 | Japan | 4 | 1.4% |
8 | Netherlands | 4 | 1.4% |
9 | Russia | 3 | 1.1% |
10 | South Africa | 2 | 0.7% |
11 | Iran, Islamic Republic of | 1 | 0.4% |
12 | Brazil | 1 | 0.4% |
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