| Cost of materials
|Cost of raw materials and of goods for resale
|Cost of purchased services
The cost of raw materials also includes expenses for the use and disposal of spent nuclear fuel assemblies.
Cost of materials in exploration activities amounted to €133 million in the reporting period (previous year: €209 million).
A total of €50,272 million in energy trading revenue (previous year: €36,093 million) was netted out against cost of materials. Changes in the scope of consolidation resulted in an increase of €996 million in the cost of materials.