Segmental performance

Six months ended 31 March	Operating profit		Margin
Six months ended 31 March	2010 £m	2009 £m	2010 %	2009 %
Continuing operations
North America	244	234	7.9%	7.6%
Continental Europe	143	131	7.7%	7.4%
UK & Ireland	54	54	6.0%	5.8%
Rest of the World	87	60	6.9%	5.3%
Unallocated overheads	(28)	(28)	–	–
Excluding associates	500	451	7.0%	6.5%
Associates	4	4
Underlying	504	455
Amortisation of intangibles arising on acquisition	(3)	(2)
Acquisition transaction costs	(1)	–
Total	500	453

1: Constant currency restates the prior period results to 2010’s average exchange rates.
2: Operating profit includes share of profit of associates.
3: Underlying operating profit and margin excludes the amortisation of intangibles arising on acquisition and acquisition transaction costs.
4: Operating margin is based on revenue and operating profit excluding share of profit of associates.
5: Underlying operating margin excludes the amortisation of intangibles arising on acquisition and acquisition transaction costs.
6: Underlying profit before tax excludes the amortisation of intangibles arising on acquisition, acquisition transaction costs, hedge accounting ineffectiveness and the change in fair value of investments and minority interest put options.
7: Underlying basic earnings per share excludes the amortisation of intangibles arising on acquisition, acquisition transaction costs, hedge accounting ineffectiveness, the change in fair value of investments and minority interest put options and the tax attributable to these amounts.
8: Organic growth is calculated by adjusting for acquisitions (excluding current period acquisitions and including a full period in respect of prior period acquisitions), disposals (excluded from both periods) and exchange rate movements (translating the prior period at current year exchange rates) and compares the current period results against the prior year.