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 25 35.7%
2 Germany 20 28.6%
3 China 10 14.3%
4 Netherlands 6 8.6%
5 2 2.9%
6 India 2 2.9%
7 Ireland 1 1.4%
8 Israel 1 1.4%
9 Canada 1 1.4%
10 South Africa 1 1.4%
11 United Kingdom 1 1.4%