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 China 21 34.4%
2 United States 20 32.8%
3 Germany 5 8.2%
4 Hong Kong 3 4.9%
5 France 3 4.9%
6 Russia 3 4.9%
7 Ukraine 3 4.9%
8 United Kingdom 1 1.6%
9 Korea, Republic of 1 1.6%
10 Netherlands 1 1.6%