Provide an analysis of the auditor's remuneration in a table with prior year comparisons. Include percentage changes and explanations of the remuneration.

 

36 Auditor's remuneration Fees payable to the Group's auditors for assurance services Audit of the Group's Annual Report Audit of the accounts of subsidiaries, joint ventures and associates Audit-related assurance services required by legislation to be provided by the auditor Other assurance and agreed-upon procedures under legislation or contractual arrangements Total assurance services Fees payable to the Group's auditors for non-assurance services Other services Total other services Total fees 2023 US$M 9.700 0.551 1.808 1.991 14.050 0.180 0.180 14.230 2022 US$M 9.816 0.605 1.933 7.938 20.292 20.292 2021 US$M 10.642 1.234 1.770 1.867 15.513 15.513