
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 43 | 56.6% |
2 | United States | 11 | 14.5% |
3 | Germany | 9 | 11.8% |
4 | Netherlands | 6 | 7.9% |
5 | Canada | 3 | 3.9% |
6 | Russia | 2 | 2.6% |
7 | United Kingdom | 2 | 2.6% |





排名 | 国家/地区 | 数量 | 占比 |
1 | China | 43 | 56.6% |
2 | United States | 11 | 14.5% |
3 | Germany | 9 | 11.8% |
4 | Netherlands | 6 | 7.9% |
5 | Canada | 3 | 3.9% |
6 | Russia | 2 | 2.6% |
7 | United Kingdom | 2 | 2.6% |