Income Statement Disclosures

11. COST OF MATERIALS

Breakdown of Cost of Materials
in million €20182017
Cost of raw materials, consumables and supplies, and of purchased goods36,149.232,951.8
Cost of purchased services4,265.54,040.9
Total40,414.736,992.7

Including changes in inventories, the cost of materials rose by 9.3 per cent, slightly faster than revenue. The gross profit margin was at 24.4 per cent (previous year: 25.2 per cent).