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 54 61.4%
2 China 10 11.4%
3 Germany 9 10.2%
4 Spain 4 4.5%
5 Korea, Republic of 3 3.4%
6 Netherlands 3 3.4%
7 Italy 2 2.3%
8 France 2 2.3%
9 Russia 1 1.1%