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 90 48.1%
2 China 42 22.5%
3 Germany 16 8.6%
4 Netherlands 8 4.3%
5 Canada 5 2.7%
6 Australia 4 2.1%
7 Hong Kong 4 2.1%
8 Taiwan 4 2.1%
9 Romania 3 1.6%
10 Russia 2 1.1%
11 Togo 2 1.1%
12 Japan 2 1.1%
13 Malaysia 1 0.5%
14 Ireland 1 0.5%
15 United Kingdom 1 0.5%
16 Serbia 1 0.5%
17 Singapore 1 0.5%