2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 23 | 42.6% |
2 | China | 14 | 25.9% |
3 | Germany | 10 | 18.5% |
4 | Netherlands | 7 | 13% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 23 | 42.6% |
2 | China | 14 | 25.9% |
3 | Germany | 10 | 18.5% |
4 | Netherlands | 7 | 13% |