2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 21 | 58.3% |
2 | United States | 7 | 19.4% |
3 | Germany | 6 | 16.7% |
4 | Singapore | 2 | 5.6% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 21 | 58.3% |
2 | United States | 7 | 19.4% |
3 | Germany | 6 | 16.7% |
4 | Singapore | 2 | 5.6% |