2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 19 | 33.9% |
2 | United States | 12 | 21.4% |
3 | Korea, Republic of | 9 | 16.1% |
4 | Germany | 7 | 12.5% |
5 | Canada | 4 | 7.1% |
6 | Australia | 2 | 3.6% |
7 | Japan | 1 | 1.8% |
8 | Nigeria | 1 | 1.8% |
9 | United Kingdom | 1 | 1.8% |