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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 288 | 70.4% |
2 | United States | 72 | 17.6% |
3 | Germany | 27 | 6.6% |
4 | Bulgaria | 4 | 1% |
5 | Argentina | 3 | 0.7% |
6 | Australia | 2 | 0.5% |
7 | Canada | 2 | 0.5% |
8 | Iran, Islamic Republic of | 2 | 0.5% |
9 | Ireland | 1 | 0.2% |
10 | Japan | 1 | 0.2% |
11 | Latvia | 1 | 0.2% |
12 | Morocco | 1 | 0.2% |
13 | Russia | 1 | 0.2% |
14 | Singapore | 1 | 0.2% |
15 | South Africa | 1 | 0.2% |
16 | Denmark | 1 | 0.2% |
17 | France | 1 | 0.2% |
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