BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 United States 85 44.5%
2 57 29.8%
3 China 11 5.8%
4 Japan 7 3.7%
5 Australia 6 3.1%
6 Canada 6 3.1%
7 United Kingdom 6 3.1%
8 Korea, Republic of 3 1.6%
9 Malaysia 3 1.6%
10 Norway 1 0.5%
11 Singapore 1 0.5%
12 Switzerland 1 0.5%
13 Germany 1 0.5%
14 Hong Kong 1 0.5%
15 Italy 1 0.5%
16 Austria 1 0.5%