2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 25 | 58.1% |
2 | United States | 10 | 23.3% |
3 | Germany | 6 | 14% |
4 | Moldova, Republic of | 2 | 4.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 25 | 58.1% |
2 | United States | 10 | 23.3% |
3 | Germany | 6 | 14% |
4 | Moldova, Republic of | 2 | 4.7% |