
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 141 | 54.2% |
2 | United States | 38 | 14.6% |
3 | 31 | 11.9% | |
4 | Germany | 31 | 11.9% |
5 | India | 3 | 1.2% |
6 | Iran, Islamic Republic of | 3 | 1.2% |
7 | Netherlands | 3 | 1.2% |
8 | Australia | 3 | 1.2% |
9 | France | 3 | 1.2% |
10 | Singapore | 2 | 0.8% |
11 | United Kingdom | 1 | 0.4% |
12 | Russia | 1 | 0.4% |