2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 13 | 41.9% |
2 | Germany | 8 | 25.8% |
3 | Korea, Republic of | 4 | 12.9% |
4 | United States | 4 | 12.9% |
5 | France | 2 | 6.5% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 13 | 41.9% |
2 | Germany | 8 | 25.8% |
3 | Korea, Republic of | 4 | 12.9% |
4 | United States | 4 | 12.9% |
5 | France | 2 | 6.5% |