2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 26 | 38.8% |
2 | China | 15 | 22.4% |
3 | France | 11 | 16.4% |
4 | Germany | 5 | 7.5% |
5 | India | 3 | 4.5% |
6 | United Kingdom | 3 | 4.5% |
7 | Iran, Islamic Republic of | 1 | 1.5% |
8 | Netherlands | 1 | 1.5% |
9 | Russia | 1 | 1.5% |
10 | Hong Kong | 1 | 1.5% |