| $ million | 2022 | 2021 | Change | Constant currency change |
|---|---|---|---|---|
| Revenue | 2,517 | 2,553 | (1)% | 0% |
| Core revenue | 2,517 | 2,553 | (1)% | 0% |
| Gross profit | 1,238 | 1,301 | (5)% | (4)% |
| Core gross profit | 1,265 | 1,301 | (3)% | (2)% |
| Operating profit | 282 | 582 | (52)% | (47)% |
| Core operating profit | 596 | 632 | (6)% | (1)% |
| EBITDA | 680 | 727 | (6)% | (3)% |
| Core EBITDA | 694 | 727 | (5)% | (1)% |
| Profit attributable to shareholders | 188 | 421 | (55)% | (49)% |
| Core profit attributable to shareholders | 406 | 450 | (10)% | (4)% |
| Basic earnings per share (cents) | 83.9 | 182.3 | (54)% | (47)% |
| Core basic earnings per share (cents) | 181.3 | 194.8 | (7)% | (2)% |
| Total dividend per share (cents) | 56.0 | 54.0 | 4% | - |
| Cash flow from operating activities | 530 | 638 | (17)% | - |