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 China 70 37.6%
2 Germany 41 22%
3 United States 41 22%
4 Senegal 8 4.3%
5 India 5 2.7%
6 Canada 5 2.7%
7 United Kingdom 4 2.2%
8 Ireland 4 2.2%
9 Japan 3 1.6%
10 Russia 1 0.5%
11 Singapore 1 0.5%
12 Sweden 1 0.5%
13 Ukraine 1 0.5%
14 Hong Kong 1 0.5%