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Earnings per share (Tables) | 6 Months Ended
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Jun. 30, 2022
Earnings per share [abstract] |
Calculation of Basic and Diluted EPS | Basic EPS The calculation of basic EPS is as follows:
| Six months ended 30 June 2022 |  | Six months ended 30 June 2021
Earnings 1 (£ million) | 257.9 |  |  | 252.7 |
Weighted average shares used in basic EPS calculation (million) | 1,115.2 |  |  | 1,211.9 |
EPS | 23.1p |  | 20.9p
Note 1 Earnings is equivalent to profit for the period attributable to equity holders of the parent. Diluted EPS The calculation of diluted EPS is as follows:
| Six months ended 30 June 2022 |  | Six months ended 30 June 2021
Diluted earnings (£ million) | 257.9 |  |  | 252.7 |
Weighted average shares used in diluted EPS calculation (million) | 1,137.8 |  |  | 1,229.0 |
Diluted EPS | 22.7p |  | 20.6p
Reconciliation Between Shares Used in Calculating Basic and Diluted EPS | A reconciliation between the shares used in calculating basic and diluted EPS is as follows:
| Six months ended 30 June 2022 |  | Six months ended 30 June 2021
| m |  | m
Weighted average shares used in basic EPS calculation | 1,115.2 |  |  | 1,211.9 |
Dilutive share options outstanding | 1.4 |  |  | 0.8 |
Other potentially issuable shares | 21.2 |  |  | 16.3 |
Weighted average shares used in diluted EPS calculation | 1,137.8 |  |  | 1,229.0 |

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