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Note 29 - Net Interest Income
 12 Months Ended
Dec. 31, 2018
Net Interest Income Abstract  
Disclosure of Interest Income Expense

29. Net interest income

29.1. Interest and other income

Interest revenue calculated using the effective interest method.

December 31, 2018December 31, 2017
Interest on loans to the financial institutions2,280,0741,132,461
Interest from overdrafts7,188,1055,031,740
Interest from commercial papers6,507,9403,562,354
Interest from mortgage loans927,648643,231
Interest from car loans1,486,5181,552,982
Interest from credit card loans9,368,0079,736,979
Interest from financial leases645,301656,847
Interest from consumer loans7,612,1226,477,835
Interest from other loans3,671,9183,181,390
Premium for reverse repurchase agreements673,440760,091
Interest from government securities9,876,5031,354,630
Interest from private securities41,876101,831
Interest from loans for the prefinancing and financing of exports1,749,417617,100
Stabilization Coefficient (CER) clause adjustment (1)112,024671,755
UVA clause adjustment (1)4,331,628231,040
Other financial income401,922
TOTAL56,472,56135,714,188

(1).Adjustment clauses based on the variation of the consumer price index.

29.2. Interest expenses

December 31, 2018December 31, 2017
Savings accounts deposits4,386,444892,507
Time deposits16,986,00110,009,766
Bank loans183,20954,636
Other liabilities1,777,276739,176
Premium for reverse repurchase agreements110,197195,477
UVA clause adjustment (1)1,283,50265,655
Other11,5992,108
TOTAL24,738,22811,959,325

(1).Adjustment clause based on the variation of the consumer price index.