2017 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 6 | 46.2% |
2 | China | 5 | 38.5% |
3 | Bolivia, Plurinational State of | 1 | 7.7% |
4 | United States | 1 | 7.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 6 | 46.2% |
2 | China | 5 | 38.5% |
3 | Bolivia, Plurinational State of | 1 | 7.7% |
4 | United States | 1 | 7.7% |