Note 37 - Internally generated energy allocated to primary source
| 2007 | 2006 | |||
| 1,000 GJ | 1,000 GJ | |||
| Coal | 17 | 20 | ||
| Gas oil | 40 | 77 | ||
| Heavy fuel oil | 184 | 205 | ||
| Light fuel oil | 11 | 12 | ||
| Natural gas | 604 | 532 | ||
| Internally generated energy, total | 856 | 846 | ||
| 2007 | 2006 | |||
| 1,000 GJ | 1,000 GJ | |||
| Coal | 17 | 20 | ||
| Gas oil | 40 | 77 | ||
| Heavy fuel oil | 184 | 205 | ||
| Light fuel oil | 11 | 12 | ||
| Natural gas | 604 | 532 | ||
| Internally generated energy, total | 856 | 846 | ||
