| Parent Bank |  |  |  |  |  |  |  |  |  | 
|  | 30 Sept 2017 | 30 Sept 2016 | 31 Dec 2016 | 
| Individual write-downs (NOKm) | RM | CM | Total | RM | CM | Total | RM | CM | Total | 
| Individual write-downs to cover loss on loans and guarantees at 1.1* | 28 | 597 | 625 | 28 | 148 | 176 | 28 | 148 | 176 | 
| - Actual losses during the period for which provisions for individual impairment losses have been made previously | 8 | 142 | 150 | 7 | 7 | 13 | 8 | 34 | 42 | 
| - Reversal of provisions from previous periods | 4 | 8 | 12 | 3 | 20 | 23 | 3 | 36 | 39 | 
| + Increased write-downs on provisions previously written down | 0 | 138 | 138 | 2 | 5 | 7 | 2 | 6 | 8 | 
| + Write-downs on provisions not previously written down | 4 | 87 | 90 | 4 | 399 | 403 | 4 | 518 | 523 | 
| Individual write-downs to cover loss on loans and guarantees at period end *) | 20 | 672 | 692 | 24 | 525 | 549 | 24 | 602 | 625 | 
| *) Individually assessed impairment write-downs on guarantees, totalling NOK 6.9m, are shown in the balance sheet as a liability under 'Other liabilities' | 
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|  | 30 Sept 2017 | 30 Sept 2016 | 31 Dec 2016 | 
| Collective write-downs (NOKm) | RM | CM | Total | RM | CM | Total | RM | CM | Total | 
| Collective write-downs to cover loss on loans, guarantees at 1.1 | 90 | 228 | 318 | 90 | 268 | 358 | 90 | 268 | 358 | 
| Period's collective write-downs to cover loss on loans, guarantees etc | - | 5 | 5 | - | 15 | 15 | - | -40 | -40 | 
| Collective write-downs to cover loss on loans and guarantees at period end | 90 | 233 | 323 | 90 | 283 | 373 | 90 | 228 | 318 |