| Date | Acquired | Amount |
|---|---|---|
| Sep 05, 2017 |
|
£ 26,300,000 |
| Nov 16, 2016 |
|
Undisclosed amount |
| Feb 22, 2016 |
|
Undisclosed amount |
| Aug 17, 2015 |
|
Undisclosed amount |
| Mar 31, 2014 |
|
$ 82,900,000 |
| Jan 06, 2014 |
|
$ 514,000,000 |
| Sep 26, 2011 |
|
Undisclosed amount |
| Jul 19, 2011 |
|
$ 56,500,000 |
| Apr 06, 2011 |
|
Undisclosed amount |
| Feb 04, 2010 |
|
Undisclosed amount |
