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 56 62.9%
2 China 13 14.6%
3 Germany 8 9%
4 Netherlands 4 4.5%
5 New Zealand 2 2.2%
6 France 2 2.2%
7 India 1 1.1%
8 Japan 1 1.1%
9 Poland 1 1.1%
10 Serbia 1 1.1%