2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Canada | 13 | 52% |
2 | China | 6 | 24% |
3 | Germany | 2 | 8% |
4 | Korea, Republic of | 2 | 8% |
5 | United States | 2 | 8% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Canada | 13 | 52% |
2 | China | 6 | 24% |
3 | Germany | 2 | 8% |
4 | Korea, Republic of | 2 | 8% |
5 | United States | 2 | 8% |