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 117 43%
2 United States 82 30.1%
3 Netherlands 30 11%
4 Germany 19 7%
5 France 11 4%
6 Nigeria 4 1.5%
7 India 3 1.1%
8 Ireland 2 0.7%
9 United Kingdom 2 0.7%
10 Australia 1 0.4%
11 Ukraine 1 0.4%