According to the KSH, the drop was chiefly fueled by the tendency of falling pre-paid subscriptions exceeding the rising number of post-paid subscriptions. The number of post-paid subscriptions grew by 3.8% to more than 7 million, while the number of pre-paid subscriptions dropped to 40% of the total. 

Mobile data traffic increased by 39% to 77,700 terabytes in 2016, as compared to the previous year, while 68% of all data transfers took place via the 4G/LTE system in the fourth quarter.

The number of text messages sent in 2016 was up by 3.7%, and the number of MMS messages rose 2.8%.