2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 18 | 40.9% |
2 | United States | 10 | 22.7% |
3 | Germany | 8 | 18.2% |
4 | Korea, Republic of | 6 | 13.6% |
5 | Singapore | 2 | 4.5% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 18 | 40.9% |
2 | United States | 10 | 22.7% |
3 | Germany | 8 | 18.2% |
4 | Korea, Republic of | 6 | 13.6% |
5 | Singapore | 2 | 4.5% |