2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 34 | 63% |
2 | Germany | 9 | 16.7% |
3 | Russia | 6 | 11.1% |
4 | United States | 3 | 5.6% |
5 | Switzerland | 2 | 3.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 34 | 63% |
2 | Germany | 9 | 16.7% |
3 | Russia | 6 | 11.1% |
4 | United States | 3 | 5.6% |
5 | Switzerland | 2 | 3.7% |