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 China 189 53.1%
2 United States 94 26.4%
3 Netherlands 23 6.5%
4 Germany 23 6.5%
5 Senegal 6 1.7%
6 France 5 1.4%
7 Nigeria 4 1.1%
8 India 4 1.1%
9 Ireland 3 0.8%
10 Ukraine 2 0.6%
11 Australia 1 0.3%
12 Japan 1 0.3%
13 Malaysia 1 0.3%