| Transmitted electricity | 33 523,266 GWh |
| Losses in the transmission system | 330,249 GWh |
| Losses in the transmission system (%) | 0,985 % |
| Electricity transmitted by transformers of the transmission system | 17 691 322,54 MWh |
| Power losses on the day and hour of the peak of the electricity system | 29,521 MW |
| Maximum power losses in the transmission system | 91,670 MW |
| Time of full losses of the transmission system | 3 602,587 hours |
| Unsupplied energy due to faults | 87,730 MWh |
| 400 kV | Average operating costs per 1 km of line in total | 12 033,766 € |
| Average operating costs for repair and maintenance of 1 km of line | 757,995 € |
| 220 kV | Average operating costs per 1 km of line in total | 2 708,415 € |
| Average operating costs for repair and maintenance of 1 km of line | 0 € |
| 110 kV | Average operating costs per 1 km of line in total | 9 731,801 € |
| Average operating costs for repair and maintenance of 1 km of line | 2 723,230 € |
| Average operating costs per 1 bay of substation | 255625,337 € |
| Average operating costs for repair and maintenance of 1 bay of substation | 11 619,841 € |
| The ratio of employees outside the headquarters of SEPS, a.s. | 49,183 % |
| Total lenght of Optical Ground Wires | 2 130,888 km |
| Number of | Metering (Slovak power dispatching + Substations) | 15 267 |
| Signals (SED + ESt) | 81 878 |
| Commands (SED + ESt) | 7 802 |
