"All figures in € million";2018;"in % of total expenses";2017;"in % of total expenses ";"Change in %" ;;;;; "Commission expenses";332.5;53.4%;309.3;52.2%;7.5% "Interest expenses";0.6;0.1%;1.1;0.2%;-45.5% "Personnel expenses";128.0;20.5%;123.2;20.8%;3.9% "Depreciation and impairment ";16.0;2.6%;15.3;2.6%;4.6% "Other operating expenses";145.5;23.4%;143.6;24.2%;1.3% Total;622.6;100.0%;592.5;100.0%;5.1% ;;;;;