2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Switzerland | 10 | 45.5% |
2 | United States | 5 | 22.7% |
3 | China | 3 | 13.6% |
4 | Czech Republic | 2 | 9.1% |
5 | Germany | 2 | 9.1% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Switzerland | 10 | 45.5% |
2 | United States | 5 | 22.7% |
3 | China | 3 | 13.6% |
4 | Czech Republic | 2 | 9.1% |
5 | Germany | 2 | 9.1% |