2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 40 | 80% |
2 | United States | 6 | 12% |
3 | Germany | 2 | 4% |
4 | Taiwan | 1 | 2% |
5 | Canada | 1 | 2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 40 | 80% |
2 | United States | 6 | 12% |
3 | Germany | 2 | 4% |
4 | Taiwan | 1 | 2% |
5 | Canada | 1 | 2% |