2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 45 | 80.4% |
2 | United States | 4 | 7.1% |
3 | Tanzania, United Republic of | 3 | 5.4% |
4 | France | 3 | 5.4% |
5 | Poland | 1 | 1.8% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 45 | 80.4% |
2 | United States | 4 | 7.1% |
3 | Tanzania, United Republic of | 3 | 5.4% |
4 | France | 3 | 5.4% |
5 | Poland | 1 | 1.8% |