2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 153 | 72.2% |
2 | United States | 23 | 10.8% |
3 | Germany | 20 | 9.4% |
4 | Korea, Republic of | 4 | 1.9% |
5 | Canada | 3 | 1.4% |
6 | Singapore | 3 | 1.4% |
7 | France | 2 | 0.9% |
8 | Netherlands | 2 | 0.9% |
9 | Russia | 2 | 0.9% |