SNN in cifre
| Indicator (mii lei) | 2016 | 2015 | 2014 |
| Cifra de afaceri | 1.648.408 | 1.749.911.276 | 1.796.118.981 |
| EBITDA (profit exploatare + amortizare) | 634.148 | 653.902 | 601.082 |
| Profit din exploatare | 159.369 | 160.139 | 168.535 |
| Profit net | 112.450 | 149.144 | 133.065 |
| Dividend/actiune (lei/actiune) | 0,33 | 0.33 | 0,30 |
Date de productie
| Indicator | 2016 | 2015 | 2014 |
| Productia bruta de energie [GWh] | 11.286 mii MWh | 11.639.819 MWh | 11.676 mii MWh |
| Productie neta de energie [GWh] – livrata in SEN | 10.388 mii MWh | 10.709.673 MWh | 10.754 mii MWh |
| Factor de capacitate mediu (%) – Unitatea 1 | 83,78% | 96,92% | 91,14% |
| Factor de capacitate mediu (%) – Unitatea 2 | 99,09% | 92,23% | 98,5% |
| Numar mediu de personal | 2.008 | 2.034 | 2.084 |