Note2017
£m
2016
£m
Revenue11,704.01,730.0
Employee benefits expense2(151.9)(146.9)
Other operating costs3(435.1)(485.8)
Other income34.23.6
Depreciation and amortisation expense3(364.9)(363.7)
Infrastructure renewals expenditure(150.8)(169.3)
Total operating expenses(1,098.5)(1,162.1)
Operating profit605.5567.9
Investment income413.75.0
Finance expense5(202.7)(224.4)
Investment income and finance expense(189.0)(219.4)
Profit on disposal of business922.1
Share of proefits of joint ventures3.85.0
Profit before tax442.4353.5
Current tax charge6(31.5)(44.3)
Deferred tax charge6(35.2)(24.2)
Deferred tax credit – change in tax rate658.2112.5
Tax6(8.5)44.0
Profit after tax433.9397.5
Earnings per share
Basic763.6p58.3p
Diluted763.5p58.2p
Dividend per ordinary share838.87p38.45p

All of the results shown above relate to continuing operations.