2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 171 | 64.5% |
2 | Germany | 43 | 16.2% |
3 | United States | 38 | 14.3% |
4 | Canada | 3 | 1.1% |
5 | Russia | 3 | 1.1% |
6 | India | 2 | 0.8% |
7 | Iran, Islamic Republic of | 2 | 0.8% |
8 | Romania | 2 | 0.8% |
9 | Ukraine | 1 | 0.4% |