2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 100 | 53.2% |
2 | United States | 20 | 10.6% |
3 | Germany | 18 | 9.6% |
4 | Russia | 17 | 9% |
5 | Netherlands | 12 | 6.4% |
6 | Korea, Republic of | 11 | 5.9% |
7 | France | 8 | 4.3% |
8 | Norway | 1 | 0.5% |
9 | United Kingdom | 1 | 0.5% |