2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 17 | 36.2% |
2 | China | 14 | 29.8% |
3 | Germany | 13 | 27.7% |
4 | United Kingdom | 3 | 6.4% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 17 | 36.2% |
2 | China | 14 | 29.8% |
3 | Germany | 13 | 27.7% |
4 | United Kingdom | 3 | 6.4% |