
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 94 | 62.3% |
2 | China | 27 | 17.9% |
3 | Germany | 13 | 8.6% |
4 | Korea, Republic of | 5 | 3.3% |
5 | Netherlands | 5 | 3.3% |
6 | United Kingdom | 2 | 1.3% |
7 | 2 | 1.3% | |
8 | Uzbekistan | 1 | 0.7% |
9 | Mexico | 1 | 0.7% |
10 | India | 1 | 0.7% |