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 Germany 8 23.5%
2 Japan 5 14.7%
3 Russia 5 14.7%
4 Taiwan 5 14.7%
5 United States 3 8.8%
6 Netherlands 2 5.9%
7 Hong Kong 2 5.9%
8 Canada 2 5.9%
9 Brazil 1 2.9%
10 Switzerland 1 2.9%