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 64 38.1%
2 United States 54 32.1%
3 Netherlands 24 14.3%
4 Germany 14 8.3%
5 Nigeria 4 2.4%
6 India 3 1.8%
7 France 2 1.2%
8 Turkey 1 0.6%
9 United Kingdom 1 0.6%
10 New Zealand 1 0.6%