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 98 57.3%
2 United States 30 17.5%
3 Germany 12 7%
4 Hong Kong 12 7%
5 Portugal 6 3.5%
6 3 1.8%
7 Senegal 3 1.8%
8 Sweden 1 0.6%
9 Taiwan 1 0.6%
10 United Kingdom 1 0.6%
11 Canada 1 0.6%
12 France 1 0.6%
13 Russia 1 0.6%
14 Japan 1 0.6%