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 90 37.5%
2 United States 78 32.5%
3 Germany 22 9.2%
4 Netherlands 21 8.8%
5 France 12 5%
6 Nigeria 5 2.1%
7 India 5 2.1%
8 Ukraine 3 1.2%
9 Hong Kong 2 0.8%
10 Philippines 1 0.4%
11 Taiwan 1 0.4%