BPG is committed to discovery and dissemination of knowledge
Total Visits of This Article
2020 | Number of total visits
Rank Countries/Territories Count Percent
1 United States 5 38.5%
2 China 2 15.4%
3 Germany 2 15.4%
4 Hong Kong 2 15.4%
5 Luxembourg 1 7.7%
6 United Kingdom 1 7.7%