BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 44 57.1%
2 United States 14 18.2%
3 United Kingdom 7 9.1%
4 Germany 3 3.9%
5 China 2 2.6%
6 Japan 2 2.6%
7 Netherlands 1 1.3%
8 Switzerland 1 1.3%
9 Hong Kong 1 1.3%
10 Australia 1 1.3%
11 Canada 1 1.3%