BPG is committed to discovery and dissemination of knowledge
Total Visits of This Article
2021 | Number of total visits
Rank Countries/Territories Count Percent
1 United States 6 20.7%
2 Russia 5 17.2%
3 China 4 13.8%
4 Germany 4 13.8%
5 Canada 3 10.3%
6 Spain 2 6.9%
7 Korea, Republic of 2 6.9%
8 France 2 6.9%
9 Netherlands 1 3.4%