2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 10 | 50% |
2 | Germany | 3 | 15% |
3 | United States | 3 | 15% |
4 | Taiwan | 2 | 10% |
5 | Czech Republic | 2 | 10% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 10 | 50% |
2 | Germany | 3 | 15% |
3 | United States | 3 | 15% |
4 | Taiwan | 2 | 10% |
5 | Czech Republic | 2 | 10% |