Information download Single downloads Information PDF documents Explanatory Notes on Reporting Principles 78 kB Responsibility Statement 79 kB Independent Auditor’s Report 224 kB Assurance Report of the Independent German Public Auditor an an Assurance Engangement to Obtain Limited and Reasonable Assurance in Relation to the Group Sustainability Report 146 kB Independent Auditor’s Report: Compensation Report 91 kB