2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Canada | 2 | 25% |
2 | China | 2 | 25% |
3 | United States | 2 | 25% |
4 | Germany | 1 | 12.5% |
5 | Korea, Republic of | 1 | 12.5% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Canada | 2 | 25% |
2 | China | 2 | 25% |
3 | United States | 2 | 25% |
4 | Germany | 1 | 12.5% |
5 | Korea, Republic of | 1 | 12.5% |