2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 17 | 54.8% |
2 | Germany | 10 | 32.3% |
3 | United States | 3 | 9.7% |
4 | Moldova, Republic of | 1 | 3.2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 17 | 54.8% |
2 | Germany | 10 | 32.3% |
3 | United States | 3 | 9.7% |
4 | Moldova, Republic of | 1 | 3.2% |