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 16 32.7%
2 China 11 22.4%
3 Russia 9 18.4%
4 Netherlands 3 6.1%
5 Hong Kong 2 4.1%
6 Spain 2 4.1%
7 Sweden 2 4.1%
8 Taiwan 2 4.1%
9 Moldova, Republic of 1 2%
10 Norway 1 2%