BORUSSIA DORTMUNDGmbH & Co. Kommanditgesellschaft auf Aktien, Dortmund (20) Personnel expenses No defined-benefit pension entitlements have been granted to employees of the BVB Group. Payments to the state pension scheme are reported under social security contributions. EUR '000 2020/2021 2019/2020 Wages and salaries 207,025 206,939 Social security contributions 8,625 8,218 215,650 215,157 During financial year 2020/2021, EUR 2,647 thousand was paid into the German statutory retirement pension system (previous year: EUR 2,750 thousand). (21) Depreciation and amortisation EUR '000 2020/2021 2019/2020 Amortisation of intangible assets 97,440 92,188 Depreciation of property, plant and equipment 13,603 13,942 111,043 106,130 (22) Other operating expenses EUR '000 2020/2021 2019/2020 Match operations 36,956 47,211 Advertising 10,708 26,989 Transfer deals 4,204 4,654 Retail 6,486 6,463 Administration 22,807 25,352 Other 4,599 8,341 85,760 119,010 Other operating expenses include prior-period expenses in the amount of EUR 762 thousand (previous year: EUR 776 thousand). 208