2017 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 18 | 58.1% |
2 | United States | 10 | 32.3% |
3 | China | 2 | 6.5% |
4 | Netherlands | 1 | 3.2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 18 | 58.1% |
2 | United States | 10 | 32.3% |
3 | China | 2 | 6.5% |
4 | Netherlands | 1 | 3.2% |