102-47 List of material topics 3.3.4 102-48 Restatements of information 3.9.1, 3.9.2 102-49 Changes in reporting 3.2.2, 3.9.2 102-50 Reporting period 3.9.2 102-51  Date of most recent report 3.9.2 102-52 Reporting cycle 3.9.2 102-53 Contact point for questions regarding the report 3.9.2 102-55 GRI content index 3.9.3 102-56 External assurance 3.9.4 Art.