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Income (expense) from investments (Details) - EUR (€)
€ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Income (expense) from investments      
Dividends € 351 € 230 € 150
Net gain (loss) on disposals 483 1  
Other net income (expense) 2,789 (8) (75)
Other gain (loss) from investments € 3,623 € 223 € 75