34 – Expenses Group auditor Index333435363738 Expenses for services rendered by the Group auditor (including the international network in terms of section 271b UGB) comprised the following: (XLSX:) Download Expenses for services rendered by the Group auditor (including the international network) In EUR mn 2020 2019 Group auditor thereof Ernst&Young Wirtschaftsprüfungsgesellschaft m.b.H Group auditor thereof Ernst&Young Wirtschaftsprüfungsgesellschaft m.b.H Audit of Group accounts and year-end audit 3.57 1.64 3.15 1.39 Other assurance services 0.89 0.56 0.71 0.44 Tax advisory services 0.10 — 0.09 0.00 Other services 1.15 — 0.29 0.02 Total 5.70 2.20 4.24 1.84 33 – Average number of employees35 – Related parties 102-45 gri-id41:102-45