| All figures in £ millions | 2010 | 2009 |
|---|---|---|
| Cost | ||
| At beginning of year | 1,727 | 1,800 |
| Exchange differences | 52 | (160) |
| Additions | 319 | 322 |
| Disposals | (248) | (230) |
| Acquisition through business combination | 13 | (1) |
| Transfer to inventories | – | (4) |
| At end of year | 1,863 | 1,727 |
| Amortisation | ||
| At beginning of year | (1,077) | (1,105) |
| Exchange differences | (33) | 102 |
| Charge for the year | (350) | (307) |
| Disposals | 248 | 230 |
| Acquisition through business combination | (4) | 3 |
| At end of year | (1,216) | (1,077) |
| Carrying amounts | ||
| At end of year | 647 | 650 |
Included in the above are pre-publication assets amounting to £399m (2009: £398m) which will be realised in more than one year.
Amortisation is included in the income statement in cost of goods sold.