BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 United States 35 41.7%
2 China 17 20.2%
3 Spain 9 10.7%
4 Germany 4 4.8%
5 Peru 3 3.6%
6 Poland 3 3.6%
7 Nicaragua 2 2.4%
8 France 2 2.4%
9 Sri Lanka 2 2.4%
10 Australia 2 2.4%
11 Switzerland 1 1.2%
12 United Kingdom 1 1.2%
13 India 1 1.2%
14 Mexico 1 1.2%
15 Paraguay 1 1.2%