2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 30 | 43.5% |
2 | China | 17 | 24.6% |
3 | Germany | 17 | 24.6% |
4 | France | 3 | 4.3% |
5 | Japan | 2 | 2.9% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 30 | 43.5% |
2 | China | 17 | 24.6% |
3 | Germany | 17 | 24.6% |
4 | France | 3 | 4.3% |
5 | Japan | 2 | 2.9% |