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 68 41.2%
2 Germany 21 12.7%
3 China 20 12.1%
4 India 14 8.5%
5 Nigeria 11 6.7%
6 France 8 4.8%
7 Republic of Korea 5 3%
8 Ukraine 3 1.8%
9 United Kingdom 2 1.2%
10 Brazil 2 1.2%
11 Romania 2 1.2%
12 Russia 2 1.2%
13 Japan 2 1.2%
14 Mongolia 1 0.6%
15 Netherlands 1 0.6%
16 Italy 1 0.6%
17 Greece 1 0.6%
18 Switzerland 1 0.6%