| Group (NOKm) | 1Q | 4Q | 3Q | 2Q | 1Q | 4Q | 3Q | 2Q | 1Q |
| 2016 | 2015 | 2015 | 2015 | 2014 | 2014 | 2014 | 2014 | 2014 | |
| Profitability | |||||||||
| Return on equity per quarter | 8.9% | 8.4% | 7.4% | 13.4% | 14.1% | 12.1% | 14.8% | 16.0% | 17.7% |
| Cost-income ratio | 47 % | 54 % | 56 % | 47 % | 44 % | 51 % | 43 % | 43 % | 42 % |
| Balance sheet figures | |||||||||
| Gross loans to customers | 95,331 | 93,974 | 94,917 | 94,179 | 92,311 | 90,578 | 86,724 | 85,465 | 79,606 |
| Gross loans incl. SB1 Boligkreditt and SB1 Næringskreditt | 129,520 | 127,378 | 126,180 | 124,519 | 122,933 | 120,435 | 116,464 | 114,819 | 111,800 |
| Deposits from customers | 63,851 | 64,090 | 63,620 | 66,186 | 60,589 | 60,680 | 58,091 | 59,402 | 54,643 |
| Total assets | 134,345 | 131,914 | 129,237 | 130,888 | 123,687 | 126,047 | 117,194 | 118,758 | 111,609 |
| Average total assets | 133,129 | 130,575 | 130,063 | 127,288 | 124,867 | 121,620 | 117,976 | 115,184 | 113,485 |
| Growth in loans incl. SB1 Boligkreditt and SB1 Næringskredtt last 12 months | 5.4 % | 5.8 % | 8.3 % | 8.4 % | 10.0 % | 7.3 % | 5.4 % | 5.1 % | 4.4 % |
| Growth in deposits last 12 months | 5.4 % | 5.6 % | 9.5 % | 11.4 % | 10.9 % | 8.5 % | 8.5 % | 8.5 % | 5.4 % |
| Losses and defaults in % of gross loans incl. SB1 Boligkreditt and SB1 Næringskreditt | |||||||||
| Impairment losses ratio | 0.53 % | 0.18 % | 0.18 % | 0.11 % | 0.07 % | 0.11 % | 0.08 % | 0.05 % | 0.06 % |
| Non-performing commitm. as a percentage of gross loans | 0.13 % | 0.13 % | 0.17 % | 0.23 % | 0.19 % | 0.22 % | 0.29 % | 0.29 % | 0.24 % |
| Other doubtful commitm. as a percentage of gross loans | 0.31 % | 0.30 % | 0.36 % | 0.30 % | 0.18 % | 0.18 % | 0.18 % | 0.18 % | 0.21 % |
| Solidity | |||||||||
| Common equity tier 1 | 13.6 % | 13.6 % | 13.2 % | 12.7 % | 12.3 % | 11.2 % | 11.5 % | 11.4 % | 11.1 % |
| Core capital ratio | 15.6 % | 15.6 % | 15.2 % | 14.6 % | 14.3 % | 13.0 % | 13.4 % | 13.3 % | 12.9 % |
| Capital adequacy ratio | 18.1 % | 18.3 % | 17.9 % | 17.3 % | 17.0 % | 15.7 % | 16.1 % | 15.0 % | 14.8 % |
| Core capital | 14,237 | 13,988 | 13,451 | 13,142 | 12,713 | 12,382 | 12,302 | 11,635 | 11,303 |
| Net equity and related capital | 16,516 | 16,378 | 15,886 | 15,577 | 15,147 | 14,937 | 14,826 | 13,164 | 12,893 |
| Key figures ECC *) | |||||||||
| ECC share price at end of period (NOK) | 52.75 | 50.50 | 54.00 | 65.50 | 59.50 | 58.50 | 59.25 | 54.25 | 53.75 |
| Number of certificates issued, millions | 129.83 | 129.83 | 129.83 | 129.83 | 129.83 | 129.83 | 129.83 | 129.83 | 129.83 |
| Booked equity capital per ECC (including dividend) | 67.37 | 67.65 | 65.52 | 64.18 | 61.95 | 62.04 | 60.53 | 58.32 | 56.39 |
| Profit per ECC, majority | 1.49 | 1.45 | 1.26 | 2.13 | 2.18 | 1.85 | 2.19 | 2.29 | 2.48 |
| Price-Earnings Ratio | 8.83 | 8.71 | 10.72 | 7.70 | 6.81 | 7.89 | 6.75 | 5.91 | 5.42 |
| Price-Book Value Ratio | 0.78 | 0.75 | 0.82 | 1.02 | 0.96 | 0.94 | 0.98 | 0.93 | 0.95 |
| *) The key figures are corrected for issues | |||||||||