| Half year to 30 June 2013 | | | | | | | | | |
| 1 January 2013 (as previously reported) | 33.1 | 177.1 | (11.3) | 141.6 | 10.5 | 152.0 | 503.0 | 1.4 | 504.4 |
| Impact of IAS 19 (Revised) | – | – | – | – | – | (0.3) | (0.3) | – | (0.3) |
| 1 January 2013 (as restated) | 33.1 | 177.1 | (11.3) | 141.6 | 10.5 | 151.7 | 502.7 | 1.4 | 504.1 |
| Net profit for the period | – | – | – | – | – | 35.8 | 35.8 | 0.2 | 36.0 |
| Exchange differences on translation of overseas operations | – | – | – | – | 22.6 | – | 22.6 | – | 22.6 |
| Actuarial losses on defined benefit pension schemes net of deferred tax | – | – | – | – | – | (0.4) | (0.4) | – | (0.4) |
| Total comprehensive income for the period | – | – | – | – | 22.6 | 35.4 | 58.0 | 0.2 | 58.2 |
| Acquired in the period / settlement of share options | – | – | 5.3 | (4.8) | – | (4.0) | (3.5) | – | (3.5) |
| Share-based payments | – | – | – | 3.0 | – | – | 3.0 | – | 3.0 |
| Dividends paid | – | – | – | – | – | (15.7) | (15.7) | – | (15.7) |
| 30 June 2013 | 33.1 | 177.1 | (6.0) | 139.8 | 33.1 | 167.4 | 544.5 | 1.6 | 546.1 |
| Half year to 30 June 2012 | | | | | | | | | |
| 1 January 2012 (as previously reported) | 33.0 | 176.9 | (6.7) | 143.1 | 24.7 | 110.3 | 481.3 | 1.3 | 482.6 |
| Impact of IAS 19 (Revised) | – | – | – | – | – | (0.3) | (0.3) | – | (0.3) |
| 1 January 2012 (as restated) | 33.0 | 176.9 | (6.7) | 143.1 | 24.7 | 110.0 | 481.0 | 1.3 | 482.3 |
| Net profit for the period | – | – | – | – | – | 32.6 | 32.6 | 0.1 | 32.7 |
| Exchange differences on translation of overseas operations | – | – | – | – | (10.5) | – | (10.5) | 0.1 | (10.4) |
| Movements on hedges of net investments | – | – | – | – | 0.1 | – | 0.1 | – | 0.1 |
| Realisation of revaluation surplus | – | – | – | (0.4) | – | 0.4 | – | – | – |
| Actuarial losses on defined benefit pension schemes net of deferred tax | – | – | – | – | – | (1.5) | (1.5) | – | (1.5) |
| Total comprehensive income for the period | – | – | – | (0.4) | (10.4) | 31.5 | 20.7 | 0.2 | 20.9 |
| Issue of share capital | 0.1 | 0.1 | – | – | – | – | 0.2 | – | 0.2 |
| Acquired in the period / settlement of share options | – | – | (3.0) | (4.7) | – | (0.7) | (8.4) | – | (8.4) |
| Share-based payments | – | – | – | 3.0 | – | – | 3.0 | – | 3.0 |
| Dividends paid | – | – | – | – | – | (13.8) | (13.8) | – | (13.8) |
| 30 June 2012 | 33.1 | 177.0 | (9.7) | 141.0 | 14.3 | 127.0 | 482.7 | 1.5 | 484.2 |
| Year ended 31 December 2012 | | | | | | | | | |
| 1 January 2012 (as previously reported) | 33.0 | 176.9 | (6.7) | 143.1 | 24.7 | 110.3 | 481.3 | 1.3 | 482.6 |
| Impact of IAS 19 (Revised) | – | – | – | – | – | (0.3) | (0.3) | – | (0.3) |
| 1 January 2012 (as restated) | 33.0 | 176.9 | (6.7) | 143.1 | 24.7 | 110.0 | 481.0 | 1.3 | 482.3 |
| Net profit for the year | – | – | – | – | – | 67.1 | 67.1 | 0.1 | 67.2 |
| Exchange differences on translation of overseas operations | – | – | – | – | (14.2) | – | (14.2) | – | (14.2) |
| Realisation of revaluation surplus | – | – | – | (0.4) | – | 0.4 | – | – | – |
| Actuarial losses on defined benefit pension schemes net of deferred tax | – | – | – | – | – | (4.1) | (4.1) | – | (4.1) |
| Total comprehensive income for the year | – | – | – | (0.4) | (14.2) | 63.4 | 48.8 | 0.1 | 48.9 |
| Issue of share capital | 0.1 | 0.2 | – | – | – | – | 0.3 | – | 0.3 |
| Acquired in the year / settlement of share options | – | – | (4.6) | (5.0) | – | (1.4) | (11.0) | – | (11.0) |
| Share-based payments | – | – | – | 3.9 | – | – | 3.9 | – | 3.9 |
| Deferred tax on share-based payment transactions | – | – | – | – | – | 1.0 | 1.0 | – | 1.0 |
| Dividends paid | – | – | – | – | – | (21.3) | (21.3) | – | (21.3) |
| 31 December 2012 | 33.1 | 177.1 | (11.3) | 141.6 | 10.5 | 151.7 | 502.7 | 1.4 | 504.1 |