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 27 31.4%
2 China 20 23.3%
3 Germany 12 14%
4 United Kingdom 6 7%
5 Australia 4 4.7%
6 Denmark 3 3.5%
7 Republic of Korea 3 3.5%
8 Japan 2 2.3%
9 India 2 2.3%
10 Ireland 1 1.2%
11 Hungary 1 1.2%
12 Finland 1 1.2%
13 Bulgaria 1 1.2%
14 Canada 1 1.2%
15 Mexico 1 1.2%
16 Saudi Arabia 1 1.2%