2017 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 10 | 34.5% |
2 | Netherlands | 8 | 27.6% |
3 | China | 8 | 27.6% |
4 | Germany | 3 | 10.3% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 10 | 34.5% |
2 | Netherlands | 8 | 27.6% |
3 | China | 8 | 27.6% |
4 | Germany | 3 | 10.3% |