We report on a set of key ESG-related performance indicators, available
Limited assurance was provided by PricewaterhouseCoopers (PwC) on selected data points for the 2018 Sustainability Report in accordance with International Standard on Assurance Engagements 3000 (Revised),
Assurance Engagements other than Audits or Reviews of Historical Financial Information, and, in respect of greenhouse gas emissions, International Standard on Assurance Engagements 3410,
Assurance Engagements on Greenhouse Gas Statements.
The Assurance Statement is available