
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 36 | 59% |
2 | Germany | 12 | 19.7% |
3 | United States | 9 | 14.8% |
4 | Canada | 2 | 3.3% |
5 | United Kingdom | 2 | 3.3% |





排名 | 国家/地区 | 数量 | 占比 |
1 | China | 36 | 59% |
2 | Germany | 12 | 19.7% |
3 | United States | 9 | 14.8% |
4 | Canada | 2 | 3.3% |
5 | United Kingdom | 2 | 3.3% |