2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 48.4% |
2 | Germany | 8 | 25.8% |
3 | Netherlands | 6 | 19.4% |
4 | United States | 2 | 6.5% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 48.4% |
2 | Germany | 8 | 25.8% |
3 | Netherlands | 6 | 19.4% |
4 | United States | 2 | 6.5% |