| år | kWh | kWh/dag | m3 |
|---|---|---|---|
| 1986 | 3560 | 77 | 22 |
| 1987 | 20937 | 57 | 190 |
| 1988 | 18409 | 50 | 209 |
| 1989 | 19908 | 55 | 161 |
| 1990 | 19410 | 53 | 246 |
| 1991 | 21585 | 59 | 269 |
| 1992 | 20843 | 57 | 267 |
| 1993 | 21454 | 59 | 250 |
| 1994 | 20853 | 57 | 242 |
| 1995 | 20304 | 56 | 230 |
| 1996 | 22336 | 61 | 220 |
| 1997 | 21150 | 58 | 211 |
| 1998 | 20613 | 56 | 208 |
| 1999 | 20365 | 56 | 210 |
| 2000 | 3741 | 62 | 35 |