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 168 52%
2 China 98 30.3%
3 Germany 18 5.6%
4 France 14 4.3%
5 Netherlands 7 2.2%
6 India 6 1.9%
7 Republic of Korea 3 0.9%
8 Japan 2 0.6%
9 Australia 2 0.6%
10 Austria 1 0.3%
11 Brazil 1 0.3%
12 Korea, Republic of 1 0.3%
13 Ukraine 1 0.3%
14 United Kingdom 1 0.3%