Credit Rating

Division Agency 2013 2014 2015 2016 2017
Corporate Bond Korea Ratings AA AA AA- AA- -
NICE Investors Service AA AA AA- AA AA
Korea Investors Service AA AA AA- AA AA
Corporate Bill Korea Ratings A1 - - - -
NICE Investors Service A1 A1 A1 A1 A1
Korea Investors Service A1 A1 A1 A1 A1