Data source:

https://databank.worldbank.org/indicator/SP.POP.TOTL/1ff4a498/Popular-Indicators#

https://www.imf.org/external/datamapper/LP@WEO/OEMDC/ADVEC/WEOWORLD

https://unstats.un.org/unsd/snaama/Basic

https://data.un.org/Data.aspx