2019 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | 22 | 44% | |
2 | United States | 13 | 26% |
3 | Germany | 9 | 18% |
4 | China | 5 | 10% |
5 | France | 1 | 2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | 22 | 44% | |
2 | United States | 13 | 26% |
3 | Germany | 9 | 18% |
4 | China | 5 | 10% |
5 | France | 1 | 2% |