Events after the balance sheet date

12 Months Ended

Dec. 31, 2017

Events After Reporting Period [Abstract]

Events after the balance sheet date

36 Events after the balance sheet date

A fourth interim dividend for 2017 of $0.21 per ordinary share (a distribution of approximately $4,199m) was declared by the Directors after 31 December 2017.

These accounts were approved by the Board of Directors on 20 February 2018 and authorised for issue.