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 29 39.2%
2 China 20 27%
3 Germany 14 18.9%
4 Nigeria 4 5.4%
5 Turkey 3 4.1%
6 United Kingdom 1 1.4%
7 Australia 1 1.4%
8 India 1 1.4%
9 Dominican Republic 1 1.4%