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 104 68%
2 United States 17 11.1%
3 Germany 9 5.9%
4 Netherlands 6 3.9%
5 Sweden 4 2.6%
6 Bulgaria 3 2%
7 United Kingdom 3 2%
8 Thailand 2 1.3%
9 Japan 2 1.3%
10 Ireland 1 0.7%
11 Taiwan 1 0.7%
12 Republic of Korea 1 0.7%