2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 24 | 42.1% |
2 | Netherlands | 12 | 21.1% |
3 | United States | 6 | 10.5% |
4 | Germany | 6 | 10.5% |
5 | United Kingdom | 3 | 5.3% |
6 | Russia | 2 | 3.5% |
7 | India | 2 | 3.5% |
8 | Korea, Republic of | 1 | 1.8% |
9 | France | 1 | 1.8% |