2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 46 | 82.1% |
2 | Germany | 7 | 12.5% |
3 | Czech Republic | 2 | 3.6% |
4 | United States | 1 | 1.8% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 46 | 82.1% |
2 | Germany | 7 | 12.5% |
3 | Czech Republic | 2 | 3.6% |
4 | United States | 1 | 1.8% |