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 89 39.4%
2 United States 66 29.2%
3 Germany 16 7.1%
4 Netherlands 15 6.6%
5 France 11 4.9%
6 Israel 6 2.7%
7 Nigeria 5 2.2%
8 India 5 2.2%
9 Ukraine 4 1.8%
10 Taiwan 4 1.8%
11 Argentina 2 0.9%
12 Russia 1 0.4%
13 Hong Kong 1 0.4%
14 Turkey 1 0.4%