12 Other assets

The carrying amount of current and non-current other assets increased by EUR 0.5 billion to EUR 3.1 billion. As of December 31, 2021, the carrying amount mainly included advance payments in connection with agreements on services for certain mobile communications equipment that do not fall within the scope of IFRS 16, as well as further deferred expenses totaling EUR 2.6 billion (December 31, 2020: EUR 2.2 billion). Exchange rate effects, in particular from the translation of U.S. dollars into euros, raised the carrying amount by EUR 0.1 billion.