2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 23 | 36.5% |
2 | United States | 17 | 27% |
3 | Germany | 12 | 19% |
4 | India | 3 | 4.8% |
5 | Korea, Republic of | 2 | 3.2% |
6 | Trinidad and Tobago | 2 | 3.2% |
7 | United Kingdom | 1 | 1.6% |
8 | Netherlands | 1 | 1.6% |
9 | Saudi Arabia | 1 | 1.6% |
10 | Spain | 1 | 1.6% |