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 China 25 33.3%
2 Germany 18 24%
3 United States 18 24%
4 Nigeria 4 5.3%
5 Singapore 3 4%
6 Taiwan 2 2.7%
7 Russia 1 1.3%
8 India 1 1.3%
9 Italy 1 1.3%
10 Netherlands 1 1.3%
11 Canada 1 1.3%