2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 13 | 59.1% |
2 | United States | 4 | 18.2% |
3 | Germany | 3 | 13.6% |
4 | Singapore | 2 | 9.1% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 13 | 59.1% |
2 | United States | 4 | 18.2% |
3 | Germany | 3 | 13.6% |
4 | Singapore | 2 | 9.1% |