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 93 37.3%
2 United States 82 32.9%
3 Netherlands 30 12%
4 Germany 19 7.6%
5 France 9 3.6%
6 India 5 2%
7 Nigeria 4 1.6%
8 United Kingdom 3 1.2%
9 Singapore 1 0.4%
10 Ukraine 1 0.4%
11 Israel 1 0.4%
12 Italy 1 0.4%