BPG致力于知识的发现和传播
Total Visits of This Article
2017 | 总访问次数
排名 国家/地区 数量 占比
1 Netherlands 19 27.1%
2 China 17 24.3%
3 United States 10 14.3%
4 France 8 11.4%
5 Germany 6 8.6%
6 Nigeria 4 5.7%
7 Singapore 2 2.9%
8 Taiwan 1 1.4%
9 United Kingdom 1 1.4%
10 Ireland 1 1.4%
11 Malaysia 1 1.4%