2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 4 | 44.4% |
2 | Germany | 3 | 33.3% |
3 | Saudi Arabia | 1 | 11.1% |
4 | United States | 1 | 11.1% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 4 | 44.4% |
2 | Germany | 3 | 33.3% |
3 | Saudi Arabia | 1 | 11.1% |
4 | United States | 1 | 11.1% |