2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 20 | 40% |
2 | United States | 12 | 24% |
3 | Germany | 8 | 16% |
4 | Canada | 7 | 14% |
5 | Taiwan | 3 | 6% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 20 | 40% |
2 | United States | 12 | 24% |
3 | Germany | 8 | 16% |
4 | Canada | 7 | 14% |
5 | Taiwan | 3 | 6% |