| 2011 | 2012 | Change | |
| Electricity business in GWh | |||
| Trading | 12,039 | 9,049 | - 25 % |
| Supply/sales | 6,415 | 6,516 | + 2 % |
| Pumps, own use, losses | 410 | 393 | - 4 % |
| Electricity sales | 18,864 | 15,958 | - 15 % |
| Trading | 15,532 | 12,970 | - 16 % |
| Own generation | 2,243 | 1,890 | - 16 % |
| Energy from participations | 1,089 | 1,098 | + 1 % |
| Electricity procurement | 18,864 | 15,958 | - 15 % |
| Gas business in 1,000 m3 | |||
| Sales to end customers | 153,654 | 171,271 | + 12 % |
| Trading (sales) | 437,694 | 468,512 | + 7 % |
| Gas sales | 591,348 | 639,783 | + 8 % |
| Consumption of Teverola gas-fired power plant (Italy) | 290,615 | 206,821 | - 29 % |