At year-end 2021, there is a time deposit with one bank that has a fixed term of 6 months and an interest rate of -0.45% (2020: time deposits with several banks that the parties can terminate at any time with notice periods of between three and six months and interest rates ranging from -0.4% to 0.0%).

The derivatives comprise foreign currency forwards and options with positive fair values. For detailed disclosures see note 28.