2017 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 15 | 48.4% |
2 | United States | 11 | 35.5% |
3 | China | 3 | 9.7% |
4 | Netherlands | 2 | 6.5% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 15 | 48.4% |
2 | United States | 11 | 35.5% |
3 | China | 3 | 9.7% |
4 | Netherlands | 2 | 6.5% |