9 Cost of Materials
Cost of Materials
in € million | Jan. 1-Jun. 30, 2021 | Jan. 1-Jun. 30, 2022 | |||
Expenses for ancillary costs | 388.0 | 618.7 | |||
Expenses for maintenance and modernization | 275.6 | 337.9 | |||
Other cost of purchased goods and services | 58.2 | 77.2 | |||
721.8 | 1,033.8 | ||||