Potential Support Ratio (PSR) is defined as
Number of persons aged 15 to 65 per one older person aged more than or equal to 65 years
Number of persons aged 15 to 65 per children below 15 years
Number of person aged 15 to 65 per one older person aged > 65 and younger person < 15 years
Number of persons aged 15 to 65 per one older person aged >/= 65 years
Number of persons aged 15 to 65 persons older person aged > 60 and younger person < 15 years