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 China 122 37.9%
2 United States 115 35.7%
3 Germany 23 7.1%
4 Netherlands 18 5.6%
5 France 16 5%
6 United Kingdom 5 1.6%
7 Romania 4 1.2%
8 Finland 4 1.2%
9 Belgium 3 0.9%
10 Canada 3 0.9%
11 India 2 0.6%
12 Republic of Korea 2 0.6%
13 Vietnam 1 0.3%
14 Indonesia 1 0.3%
15 Iran, Islamic Republic of 1 0.3%
16 Japan 1 0.3%
17 Korea, Republic of 1 0.3%