2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 177 | 61.5% |
2 | United States | 52 | 18.1% |
3 | Germany | 44 | 15.3% |
4 | Singapore | 4 | 1.4% |
5 | 3 | 1% | |
6 | Canada | 2 | 0.7% |
7 | Switzerland | 2 | 0.7% |
8 | Korea, Republic of | 2 | 0.7% |
9 | Netherlands | 2 | 0.7% |