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Financial assets held for trading - Breakdown by currency (Details) - EUR (€)
€ in Millions
Dec. 31, 2021
Dec. 31, 2020
Financial assets held for trading    
Financial assets held for trading € 6,301 € 5,502
Euro    
Financial assets held for trading    
Financial assets held for trading 3,913 3,731
US Dollars    
Financial assets held for trading    
Financial assets held for trading 2,336 1,688
Other currencies    
Financial assets held for trading    
Financial assets held for trading € 52 € 83