| 2015 | 2016 | 2017 | 2018 | |
|---|---|---|---|---|
| Rental cost of the network(million won) | 4,237 | 5,813 | 6,480 | 5,569 |
| Number of subscribers using the LTE-based service | 178,323 | 241,705 | 245,685 | 241,305 |
| Rental cost per subscribers(won) | 23,761 | 24,052 | 26,377 | 23,080 |
| New rental cost (million won) | 166 | 168 | 185 | 162 |
| Rental cost of network per MHz(million won) | 42 | 42 | 46 | 40 |