BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 41 34.2%
2 China 31 25.8%
3 Germany 17 14.2%
4 Netherlands 7 5.8%
5 Russia 7 5.8%
6 United Kingdom 7 5.8%
7 Senegal 5 4.2%
8 Singapore 1 0.8%
9 Hong Kong 1 0.8%
10 India 1 0.8%
11 Ireland 1 0.8%
12 Canada 1 0.8%