2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 19 | 65.5% |
2 | Germany | 8 | 27.6% |
3 | United States | 1 | 3.4% |
4 | Czech Republic | 1 | 3.4% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 19 | 65.5% |
2 | Germany | 8 | 27.6% |
3 | United States | 1 | 3.4% |
4 | Czech Republic | 1 | 3.4% |