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Unaudited condensed consolidated interim income statement - GBP (£) £ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2022 | Jun. 30, 2021
Profit or loss [abstract] |  |  |
Revenue | £ 6,755.3 | £ 6,132.5 |
Costs of services | (5,708.1) | (5,196.1) |
Gross profit | 1,047.2 | 936.4 |
General and administrative costs | (508.5) | (452.8) |
Operating profit | 538.7 | 483.6 |
Share of results of associates | (63.8) | 40.0 |
Profit before interest and taxation | 474.9 | 523.6 |
Finance and investment income | 55.5 | 30.1 |
Finance costs | (144.9) | (147.2) |
Revaluation and retranslation of financial instruments | 33.1 | (12.1) |
Profit before taxation | 418.6 | 394.4 |
Taxation | (117.5) | (107.1) |
Profit for the period | 301.1 | 287.3 |
Attributable to: |  |  |
Equity holders of the parent, continuing operations | 257.9 | 252.7 |
Non-controlling interests, Continuing operations | 43.2 | 34.6 |
Profit | £ 301.1 | £ 287.3 | [1]
Earnings per share |  |  |
Basic earnings per ordinary share (pounds per share) | £ 0.231 | £ 0.209 |
Diluted earnings per ordinary share (pounds per share) | £ 0.227 | £ 0.206 |
[1] | Figures have been restated as described in Note 2: Accounting Policies.

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