2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 33 | 66% |
2 | Germany | 7 | 14% |
3 | United States | 7 | 14% |
4 | Taiwan | 2 | 4% |
5 | Russia | 1 | 2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 33 | 66% |
2 | Germany | 7 | 14% |
3 | United States | 7 | 14% |
4 | Taiwan | 2 | 4% |
5 | Russia | 1 | 2% |