While a revenue of 1 billion 512 million 479 thousand TL was obtained from 919 million 701 thousand pieces of letter mail items in 2014, a revenue 1 billion 631 million 157 thousand TL was from 826 million 615 thousand pieces of letter mail items in 2015. This means a decrease of 10,12 % in traffic and an increase of 7,85 % in revenue according to 2014.