The number and weighted average exercise prices of share options granted under the Group’s plans are as follows:
| 2017 | 2016 | |||||||||||||||
| Number of share options 000s |
Weighted average exercise price £ |
Number of share options 000s |
Weighted average exercise price £ |
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Outstanding at beginning of year |
2,978 | 8.14 | 3,250 | 9.24 | ||||||||||||
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Granted during the year |
1,619 | 5.50 | 1,544 | 6.94 | ||||||||||||
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Exercised during the year |
(9 | ) | 7.00 | (49 | ) | 7.07 | ||||||||||
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Forfeited during the year |
(1,451 | ) | 8.04 | (1,695 | ) | 9.14 | ||||||||||
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Expired during the year |
(156 | ) | 9.09 | (72 | ) | 8.95 | ||||||||||
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Outstanding at end of year |
2,981 | 6.84 | 2,978 | 8.14 | ||||||||||||
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Options exercisable at end of year |
350 | 8.18 | 247 | 9.06 | ||||||||||||
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