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排名 | 国家/地区 | 数量 | 占比 |
1 | China | 177 | 60.2% |
2 | United States | 77 | 26.2% |
3 | Germany | 14 | 4.8% |
4 | Singapore | 11 | 3.7% |
5 | Hong Kong | 7 | 2.4% |
6 | Norway | 2 | 0.7% |
7 | United Kingdom | 2 | 0.7% |
8 | Australia | 1 | 0.3% |
9 | South Africa | 1 | 0.3% |
10 | Japan | 1 | 0.3% |
11 | Mongolia | 1 | 0.3% |
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