2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 11 | 55% |
2 | China | 3 | 15% |
3 | Korea, Republic of | 2 | 10% |
4 | Netherlands | 2 | 10% |
5 | United States | 2 | 10% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 11 | 55% |
2 | China | 3 | 15% |
3 | Korea, Republic of | 2 | 10% |
4 | Netherlands | 2 | 10% |
5 | United States | 2 | 10% |