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 121 38.2%
2 United States 93 29.3%
3 Netherlands 45 14.2%
4 Germany 23 7.3%
5 France 10 3.2%
6 India 9 2.8%
7 Nigeria 5 1.6%
8 Cote D'ivoire 3 0.9%
9 Ukraine 2 0.6%
10 United Kingdom 1 0.3%
11 Russia 1 0.3%
12 Taiwan 1 0.3%
13 Australia 1 0.3%
14 Ireland 1 0.3%
15 Japan 1 0.3%