2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 14 | 60.9% |
2 | Germany | 4 | 17.4% |
3 | Netherlands | 3 | 13% |
4 | United States | 2 | 8.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 14 | 60.9% |
2 | Germany | 4 | 17.4% |
3 | Netherlands | 3 | 13% |
4 | United States | 2 | 8.7% |