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 104 40.8%
2 China 42 16.5%
3 Germany 32 12.5%
4 22 8.6%
5 France 20 7.8%
6 Finland 5 2%
7 India 5 2%
8 Netherlands 5 2%
9 Republic of Korea 4 1.6%
10 Slovenia 4 1.6%
11 Taiwan 4 1.6%
12 Hungary 2 0.8%
13 Serbia 2 0.8%
14 Australia 1 0.4%
15 Canada 1 0.4%
16 Tunisia 1 0.4%
17 Ukraine 1 0.4%