18. Cash and cash equivalents
(in millions of euros) | 31 December 2021 | 31 December 2020 |
Cash and bank balances | 680 | 1,137 |
The cash and bank balances are at the free disposal of the company, with the exception of €28 million (31 December 2020: €129 million). The amount that is not at the free disposal of the company relates to season ticket payments received in advance in the activities in the United Kingdom. The Group's interest rate risk and a sensitivity analysis for financial assets and liabilities are given in note 25.
Measurement basis
Cash and cash equivalents are stated at fair value, which is normally the same as the nominal value.