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 30 35.3%
2 China 24 28.2%
3 Netherlands 9 10.6%
4 Germany 7 8.2%
5 France 3 3.5%
6 Taiwan 3 3.5%
7 Spain 2 2.4%
8 Viet Nam 2 2.4%
9 Italy 2 2.4%
10 Singapore 1 1.2%
11 Argentina 1 1.2%
12 Canada 1 1.2%