2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 36.6% |
2 | Germany | 13 | 31.7% |
3 | United States | 10 | 24.4% |
4 | Romania | 3 | 7.3% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 36.6% |
2 | Germany | 13 | 31.7% |
3 | United States | 10 | 24.4% |
4 | Romania | 3 | 7.3% |