E&P - Key producing assets

GROUP REVENUE
Analysed by operating segment

^(a) External revenue attributable to the UK is £2 624m (2007 £2 021m). External revenue attributable to foreign countries is £9 942m (2007 £6 270m) and includes £888m (2007 £1 776m) from external customers attributed to the USA representing 7% (2007 21%) of Group revenue; £1 285m (2007 £815m, 10%) from external customers attributed to Brazil representing 10% of Group revenue; and £1 309m from external customers attributed to Japan representing 10% of Group revenue (2007 £495m, 6%).

(a) For an explanation of these terms, refer to Annual Report 2008 page 121.