![](https://www.f6publishing.com/contents/images/collapsed_no.gif)
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 158 | 62.2% |
2 | United States | 49 | 19.3% |
3 | Canada | 14 | 5.5% |
4 | 8 | 3.1% | |
5 | Germany | 8 | 3.1% |
6 | Japan | 6 | 2.4% |
7 | Netherlands | 3 | 1.2% |
8 | Singapore | 3 | 1.2% |
9 | Mongolia | 2 | 0.8% |
10 | France | 2 | 0.8% |
11 | Iran, Islamic Republic of | 1 | 0.4% |
![](https://www.f6publishing.com/contents/images/collapsed_no.gif)
![](https://www.f6publishing.com/contents/images/collapsed_no.gif)
![](https://www.f6publishing.com/contents/images/collapsed_no.gif)
![](https://www.f6publishing.com/contents/images/collapsed_no.gif)
![](https://www.f6publishing.com/contents/images/collapsed_no.gif)
![](https://www.f6publishing.com/contents/images/collapsed_no.gif)
![](https://www.f6publishing.com/contents/images/collapsed_no.gif)
![](https://www.f6publishing.com/contents/images/collapsed_no.gif)