2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 21 | 61.8% |
2 | Germany | 6 | 17.6% |
3 | United States | 4 | 11.8% |
4 | Czech Republic | 2 | 5.9% |
5 | Russia | 1 | 2.9% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 21 | 61.8% |
2 | Germany | 6 | 17.6% |
3 | United States | 4 | 11.8% |
4 | Czech Republic | 2 | 5.9% |
5 | Russia | 1 | 2.9% |