2017 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 22 | 45.8% |
2 | Germany | 15 | 31.2% |
3 | United States | 10 | 20.8% |
4 | Netherlands | 1 | 2.1% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 22 | 45.8% |
2 | Germany | 15 | 31.2% |
3 | United States | 10 | 20.8% |
4 | Netherlands | 1 | 2.1% |