| Date | Acquired | Amount |
|---|---|---|
| Mar 29, 2017 |
|
Undisclosed amount |
| Jan 08, 2016 |
|
Undisclosed amount |
| May 07, 2015 |
|
Undisclosed amount |
| Jul 02, 2012 |
|
Undisclosed amount |
| Mar 10, 2008 |
|
£ 51,000,000 |
