BPG致力于知识的发现和传播
Total Visits of This Article
2017 | 总访问次数
排名 国家/地区 数量 占比
1 United States 57 61.3%
2 China 15 16.1%
3 India 9 9.7%
4 Senegal 4 4.3%
5 Singapore 2 2.2%
6 France 2 2.2%
7 Germany 1 1.1%
8 Cyprus 1 1.1%
9 Mexico 1 1.1%
10 Netherlands 1 1.1%