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Fee and Commission Expense (Tables) | 12 Months Ended
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Dec. 31, 2020
Fee and commission expense [abstract] |
Fee and Commission Expense |
|  | 2020 |  |  | 2019 |  |  | 2018 |
For credit and debit cards |  |  | 8,524,712 |  |  |  | 8,266,906 |  |  |  | 7,191,092 |
For promotions |  |  | 1,746,686 |  |  |  | 2,623,670 |  |  |  | 2,724,585 |
For foreign trade transactions |  |  | 278,455 |  |  |  | 485,530 |  |  |  | 328,438 |
Linked to transactions with securities |  |  | 4,534 |  |  |  | 4,000 |  |  |  | 3,902 |
Other commission expenses |  |  | 868,847 |  |  |  | 1,461,741 |  |  |  | 1,273,686 |
TOTAL |  |  | 11,423,234 |  |  |  | 12,841,847 |  |  |  | 11,521,703 |

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