2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 39.5% |
2 | Germany | 4 | 10.5% |
3 | Italy | 4 | 10.5% |
4 | United States | 4 | 10.5% |
5 | Taiwan | 3 | 7.9% |
6 | Pakistan | 3 | 7.9% |
7 | Ukraine | 2 | 5.3% |
8 | United Arab Emirates | 2 | 5.3% |
9 | Russia | 1 | 2.6% |