2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 25 | 53.2% |
2 | United States | 12 | 25.5% |
3 | Germany | 9 | 19.1% |
4 | Singapore | 1 | 2.1% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 25 | 53.2% |
2 | United States | 12 | 25.5% |
3 | Germany | 9 | 19.1% |
4 | Singapore | 1 | 2.1% |