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 106 42.4%
2 China 58 23.2%
3 Germany 35 14%
4 Netherlands 24 9.6%
5 India 5 2%
6 Senegal 5 2%
7 United Kingdom 4 1.6%
8 Ireland 4 1.6%
9 Canada 3 1.2%
10 Hong Kong 2 0.8%
11 France 1 0.4%
12 Russia 1 0.4%
13 Taiwan 1 0.4%
14 Ukraine 1 0.4%