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 84 50.6%
2 China 40 24.1%
3 Germany 15 9%
4 France 7 4.2%
5 United Kingdom 7 4.2%
6 Hong Kong 5 3%
7 India 3 1.8%
8 Senegal 2 1.2%
9 Netherlands 1 0.6%
10 Philippines 1 0.6%
11 Russia 1 0.6%