2004
£’000		 2005
£’000		 2006
£’000		 2007
£’000		 2008
£’000
Revenue 433,731 523,810 649,060 831,640 972,782
Gross profit 210,641 267,581 348,817 478,094 552,702
Operating profit 38,858 66,519 97,367 149,432 140,501
Profit before tax 38,859 66,136 96,959 147,441 140,056
Profit attributable to equity holders 34,336 49,630 65,447 101,734 97,339
Conversion 18.4% 24.9% 27.9% 31.3% 25.4%
           
Basic earnings per share (pence) 9.8 14.8 19.6 31.1 30.3