2019 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | 12 | 44.4% | |
2 | United States | 6 | 22.2% |
3 | Germany | 5 | 18.5% |
4 | China | 3 | 11.1% |
5 | Switzerland | 1 | 3.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | 12 | 44.4% | |
2 | United States | 6 | 22.2% |
3 | Germany | 5 | 18.5% |
4 | China | 3 | 11.1% |
5 | Switzerland | 1 | 3.7% |