Table:
|  | Year-ended 31 March 2019 |  | Year-ended 31 March 2018 |  |
| --- | --- | --- | --- | --- |
|  | Number | WASP | Number | WASP |
| Performance share units | 000’s | £ pence | 000’s | £ pence |
| Outstanding at the start of the year | 7,546 | 269.65 | 6,024 | 219.41 |
| Awarded | 1,721 | 506.74 | 1,719 | 440.50 |
| Forfeited | (2,234) | 414.51 | (197) | 223.96 |
| Released | (2,949) | 262.64 | – | – |
| Outstanding at the end of the year | 4,084 | 295.41 | 7,546 | 269.65 |
Paragraphs:
Performance Share Units
The following table illustrates the number and WASP on date of award, and movements in, performance share units (“PSUs”) granted under the 2015 LTIP:
PSUs vest on one vesting date following a three year vesting period which will comprise three financial years. The awards are divided into three equal parts which will each be subject to a separate annual performance condition linked to the financial performance of the Group.
Question:
Why are the PSU awards divided into three equal parts?
Answer: The awards are divided into three equal parts which will each be subject to a separate annual performance condition linked to the financial performance of the Group.