Credit Rating

Division Agency 2014 2015 2016 2017 2018
Corporate Bond Korea Ratings AA AA- AA- - -
NICE Investors Service AA AA- AA AA AA
Korea Investors Service AA AA- AA AA AA
Corporate Bill Korea Ratings - - - - -
NICE Investors Service A1 A1 A1 A1 A1
Korea Investors Service A1 A1 A1 A1 A1