9 Cost of Materials

in € million

 

Jan. 1–June 30, 2017

 

Jan. 1–June 30, 2018

 

 

 

 

 

Expenses for ancillary costs

 

317.5

 

334.1

Expenses for maintenance

 

204.0

 

247.4

Other cost of purchased goods and services

 

48.0

 

45.8

 

 

569.5

 

627.3