- Group revenue includes the attributable share of associates' and joint ventures' revenue of US$9,628 million (2011: US$8,903 million).
- Revenue excludes the attributable share of associates' and joint ventures' revenue.
- Note 2 to the consolidated financial statements in the 2012 Annual Report provides a reconciliation of operating profit to EBITA which is defined as operating profit before exceptional items and amortisation of intangible assets (excluding software) and includes the group's share of associates' and joint ventures' operating profit, on a similar basis.
- Adjusted profit before tax comprises EBITA less adjusted net finance costs of US$542 million (2011: US$518 million) and share of associates' and joint ventures' net finance costs of US$30 million (2011: US$35 million).
- Profit before tax includes exceptional credits of US$1,015 million (2011: charges of US$467 million). Exceptional items are explained in note 4 of the consolidated statements contained within the 2012 Annual Report.
- A reconciliation of adjusted earnings to the statutory measure of profit attributable to equity shareholders is provided in note 8 to the consolidated financial statements contained within the 2012 Annual Report.
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