[25] Inventories

The reported inventories break down as follows:

Inventories

in € million

Dec. 31, 2021

Dec. 31, 2020

Materials and supplies

442.0

280.5

Work in progress

363.2

162.2

Finished goods and merchandise

761.6

618.7

Advances paid

65.2

39.5

Total inventories

1,632.1

1,101.0

In 2021, impairment losses of €30.1 million were recognized on inventories (2020: €38.7 million). Reversals of impairment losses were recognized in an amount of €13.6 million (2020: €10.1 million) because the reasons for the impairment losses no longer existed.