| Operating revenues (expenses) | — | — |
| Interest revenues | — | — |
| Interest earned | 15,017.08a | 14,136.96a |
| Loan commissions and fees | 436.89a | 451.42a |
| Total interest revenues | 15,453.97a | 14,588.38a |
| Interest expense | -6,545.43a | -5,381.91a |
| Interest revenues - net | 8,908.54a | 9,206.48a |
| Other operating revenues | — | — |
| Gain on foreign exchange transactions - net | 129.61a | 124.58a |
| Net gain on sale of securities | 161.22a | 142.97a |
| Commissions and fees other than loans - net | 144.66a | 150.06a |
| Share in net income of associates | 32.28a | 53.15a |
| Changes in fair value of securities measured at fair value through profit or loss | -100.91a | 38.96a |
| Others | 1,820.27a | 2,066.57a |
| Total other operating revenues | 2,187.13a | 2,576.29a |
| Other operating expenses | — | — |
| General and administrative | -2,167.24a | -1,979.15a |
| Personnel | -2,559.15a | -2,435.36a |
| Pension and employee benefits | -288.31a | -266.46a |
| Others | -702.01a | -664.55a |
| Total other operating expenses | -5,716.71a | -5,345.51a |
| Other operating expenses - net | -3,529.59a | -2,769.22a |
| Reversal of (provision for) impairment losses | — | — |
| Financial assets | -1,682.73a | -2,769.59a |
| Non-financial assets | -6.76a | -11.68a |
| Total provision for impairment losses | -1,675.97a | -2,757.91a |
| Income from operations | 3,702.98a | 3,679.35a |
| Non-operating revenues | — | — |
| Rental revenues | 6.63a | 6.57a |
| Others - net | -54.71a | 89.81a |
| Non-operating revenues - net | -48.09a | 96.38a |
| Income before tax expense | 3,654.89a | 3,775.73a |
| Income tax expense - net | -788.13a | -770.19a |
| Net income for the year | 2,866.76a | 3,005.54a |