2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 38 | 55.9% |
2 | United States | 17 | 25% |
3 | Germany | 9 | 13.2% |
4 | Netherlands | 3 | 4.4% |
5 | Switzerland | 1 | 1.5% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 38 | 55.9% |
2 | United States | 17 | 25% |
3 | Germany | 9 | 13.2% |
4 | Netherlands | 3 | 4.4% |
5 | Switzerland | 1 | 1.5% |