BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 United States 41 42.7%
2 Netherlands 13 13.5%
3 China 12 12.5%
4 Germany 9 9.4%
5 Ireland 5 5.2%
6 Japan 5 5.2%
7 France 4 4.2%
8 United Kingdom 3 3.1%
9 Hong Kong 2 2.1%
10 Canada 2 2.1%