2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 16 | 64% |
2 | Germany | 4 | 16% |
3 | Japan | 2 | 8% |
4 | United States | 2 | 8% |
5 | Russia | 1 | 4% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 16 | 64% |
2 | Germany | 4 | 16% |
3 | Japan | 2 | 8% |
4 | United States | 2 | 8% |
5 | Russia | 1 | 4% |