2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 36 | 54.5% |
2 | United States | 21 | 31.8% |
3 | Germany | 6 | 9.1% |
4 | Netherlands | 3 | 4.5% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 36 | 54.5% |
2 | United States | 21 | 31.8% |
3 | Germany | 6 | 9.1% |
4 | Netherlands | 3 | 4.5% |