2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 9 | 26.5% |
2 | United States | 8 | 23.5% |
3 | Uzbekistan | 3 | 8.8% |
4 | Canada | 3 | 8.8% |
5 | Algeria | 2 | 5.9% |
6 | Iran, Islamic Republic of | 2 | 5.9% |
7 | Congo, The Democratic Republic of The | 2 | 5.9% |
8 | Ethiopia | 2 | 5.9% |
9 | Germany | 1 | 2.9% |
10 | Russia | 1 | 2.9% |
11 | Viet Nam | 1 | 2.9% |