2017 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 19 | 38% |
2 | United States | 12 | 24% |
3 | China | 11 | 22% |
4 | Nigeria | 4 | 8% |
5 | Bolivia, Plurinational State of | 2 | 4% |
6 | India | 1 | 2% |
7 | Taiwan | 1 | 2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 19 | 38% |
2 | United States | 12 | 24% |
3 | China | 11 | 22% |
4 | Nigeria | 4 | 8% |
5 | Bolivia, Plurinational State of | 2 | 4% |
6 | India | 1 | 2% |
7 | Taiwan | 1 | 2% |