BPG is committed to discovery and dissemination of knowledge
Total Visits of This Article
2020 | Number of total visits
Rank Countries/Territories Count Percent
1 United States 38 44.7%
2 Germany 26 30.6%
3 China 11 12.9%
4 Russia 5 5.9%
5 France 4 4.7%
6 Hong Kong 1 1.2%