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 44 42.3%
2 United States 15 14.4%
3 Netherlands 12 11.5%
4 France 11 10.6%
5 Germany 10 9.6%
6 Nigeria 4 3.8%
7 Ukraine 3 2.9%
8 Australia 1 1%
9 Russia 1 1%
10 Indonesia 1 1%
11 Ireland 1 1%
12 Japan 1 1%