G9 Operating expenses

Other expenses mainly relate to purchases of services and consumables.

	2021	2022
Cost of goods and material	–26,898	–38,900
Employee benefit expense	–22,267	–27,494
Depreciation and amortization	–5,209	–6,443
Impairment losses, inventories	–244	–660
Impairment losses and reversal impairment losses, non-current assets	–24	–225
Impairment losses, doubtful receivables	–89	–238
Other expenses	–15,300	–21,680
Total	–70,033	–95,641