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 69.8%
2 United States 20 13.4%
3 Germany 12 8.1%
4 Netherlands 5 3.4%
5 Iran, Islamic Republic of 2 1.3%
6 Ireland 1 0.7%
7 Singapore 1 0.7%
8 United Kingdom 1 0.7%
9 Hong Kong 1 0.7%
10 India 1 0.7%
11 Colombia 1 0.7%