2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 20 | 43.5% |
2 | China | 13 | 28.3% |
3 | Canada | 9 | 19.6% |
4 | Germany | 2 | 4.3% |
5 | Poland | 2 | 4.3% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 20 | 43.5% |
2 | China | 13 | 28.3% |
3 | Canada | 9 | 19.6% |
4 | Germany | 2 | 4.3% |
5 | Poland | 2 | 4.3% |