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Note 26 - Retained earnings, revaluation reserves and other reserves - Retained earnings, revaluation reserves and other reserves. Breakdown by concepts (Details) - EUR (€)
€ in Millions
Jun. 30, 2018
Dec. 31, 2017
Retained earnings, revaluation reserves and other reserves.    
Retained Earnings € 26,075 € 25,474
Revaluation reverse 11 12
Other Reserves (48) (44)
Total Retained Earnings Revaluation Reserves And Other Reserves € 26,038 € 25,443