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 17 28.8%
2 China 11 18.6%
3 Netherlands 6 10.2%
4 Russia 5 8.5%
5 Canada 4 6.8%
6 Germany 3 5.1%
7 Hong Kong 3 5.1%
8 Korea, Republic of 3 5.1%
9 Turkey 3 5.1%
10 Spain 2 3.4%
11 Australia 1 1.7%
12 Slovakia 1 1.7%