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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 271 | 63% |
2 | United States | 118 | 27.4% |
3 | Japan | 10 | 2.3% |
4 | Germany | 6 | 1.4% |
5 | Singapore | 5 | 1.2% |
6 | Canada | 4 | 0.9% |
7 | United Kingdom | 4 | 0.9% |
8 | Australia | 3 | 0.7% |
9 | South Africa | 3 | 0.7% |
10 | Hong Kong | 2 | 0.5% |
11 | Iran, Islamic Republic of | 2 | 0.5% |
12 | France | 2 | 0.5% |
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