2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 21 | 51.2% |
2 | Germany | 10 | 24.4% |
3 | United States | 7 | 17.1% |
4 | Netherlands | 3 | 7.3% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 21 | 51.2% |
2 | Germany | 10 | 24.4% |
3 | United States | 7 | 17.1% |
4 | Netherlands | 3 | 7.3% |