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 88 49.2%
2 United States 37 20.7%
3 Germany 14 7.8%
4 France 11 6.1%
5 Netherlands 9 5%
6 Nigeria 9 5%
7 India 4 2.2%
8 Sweden 2 1.1%
9 Japan 2 1.1%
10 Ireland 1 0.6%
11 Belarus 1 0.6%
12 Canada 1 0.6%