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Note 26
6 Months Ended
Jun. 30, 2021
Retained Earnings And Other Reserves [Abstract]  
Disclosure of Retained Earnings And Other Reserves [Text Block] Retained earnings and other reserves
The breakdown of the balance under this heading in the accompanying condensed consolidated balance sheet is as follows:
Retained earnings and other reserves (Millions of Euros)
June
2021
December
2020
Retained earnings31,32030,508
Other reserves (239)(164)
Total31,08230,344