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
1 270 79.4%
2 United States 16 4.7%
3 China 14 4.1%
4 United Kingdom 8 2.4%
5 Italy 7 2.1%
6 Canada 6 1.8%
7 Hong Kong 5 1.5%
8 Australia 5 1.5%
9 France 3 0.9%
10 Malaysia 2 0.6%
11 Singapore 1 0.3%
12 Sweden 1 0.3%
13 Austria 1 0.3%
14 Japan 1 0.3%