16 Available for sale financial investments
| 2007 | 2006 | |||||||||||||
| £m | £m | |||||||||||||
| Debt securities | 38,673 | 47,912 | ||||||||||||
| Treasury bills and other eligible bills | 2,723 | 2,420 | ||||||||||||
| Equity securities | 1,676 | 1,371 | ||||||||||||
| Available for sale financial investments | 43,072 | 51,703 | ||||||||||||
| 2007 | 2006 | |||||||||||||
| Movement in available for sale financial investments | £m | £m | ||||||||||||
| At beginning of year | 51,703 | 53,497 | ||||||||||||
| Exchange and other adjustments | 1,499 | (3,999) | ||||||||||||
| Acquisitions and transfers | 26,920 | 47,086 | ||||||||||||
| Disposals (through sale and redemption) | (37,498) | (44,959) | ||||||||||||
| Gains from changes in fair value recognised in equity | 486 | 162 | ||||||||||||
| Impairment | (13) | (86) | ||||||||||||
| Amortisation of discounts/premium | (25) | 2 | ||||||||||||
| At end of year | 43,072 | 51,703 | ||||||||||||