2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 1 | 25% |
2 | Iran, Islamic Republic of | 1 | 25% |
3 | Portugal | 1 | 25% |
4 | United States | 1 | 25% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 1 | 25% |
2 | Iran, Islamic Republic of | 1 | 25% |
3 | Portugal | 1 | 25% |
4 | United States | 1 | 25% |