2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 21 | 53.8% |
2 | Germany | 9 | 23.1% |
3 | Netherlands | 6 | 15.4% |
4 | United States | 3 | 7.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 21 | 53.8% |
2 | Germany | 9 | 23.1% |
3 | Netherlands | 6 | 15.4% |
4 | United States | 3 | 7.7% |