(1)
All information is prepared under IFRS
(2)
The Power Generation segment was discontinued in Q3 2010, following the disposal of the majority of the Group's power assets. The remaining Power businesses have been allocated to other business segments based on their activity and location. Prior quarters have been restated to reflect this.
(3)
Other activities include new business development expenditure and certain corporate costs
(4)
Includes share of joint ventures and associates net finance costs
(5)
Includes share of joint ventures and associates tax
(6)
Prior period taxation represents an additional charge of $195 million in respect of the revision of deferred tax balances at 1 January 2011 due to changes in UK taxation rates. This comprised a charge of $203 million as a result of the increase in North Sea taxation and a credit of $8 million as a result of a reduction in the UK taxation rate applicable outside the North Sea.
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