Comparability of results

Following the announcements in December 2016 of the divestment of the Acetow and Vinythai businesses and in September 2017 of plans to divest the Polyamide business, these have been reclassified as discontinued operations and as assets held for sale. For comparative purposes, the full year 2016 income statement has been restated. The Vinythai transaction was completed end of February 2017 and the Acetow transaction end of May 2017.