| Date | Acquired | Amount |
|---|---|---|
| Jun 28, 2017 |
|
Undisclosed amount |
| Jun 30, 2016 |
|
£ 220,000,000 |
| Sep 16, 2015 |
|
£ 114,000,000 |
| Mar 08, 2015 |
|
Undisclosed amount |
| Dec 21, 2014 |
|
Undisclosed amount |
| Sep 30, 2014 |
|
$ 950,000,000 |
| May 02, 2014 |
|
$ 415,000,000 |
| Mar 06, 2014 |
|
Undisclosed amount |
| Dec 20, 2013 |
|
Undisclosed amount |
| Nov 20, 2012 |
|
Undisclosed amount |
| Feb 22, 2011 |
|
£ 415,000,000 |
| Nov 22, 2010 |
|
Undisclosed amount |
| Sep 06, 2010 |
|
Undisclosed amount |
| Jun 14, 2010 |
|
Undisclosed amount |
| Apr 21, 2010 |
|
Undisclosed amount |
| Dec 13, 2007 |
|
Undisclosed amount |
| Dec 01, 2007 |
|
Undisclosed amount |
| Jul 18, 2005 |
|
$ 580,000,000 |
| Jul 18, 2005 |
|
$ 580,000,000 |
| Mar 21, 2005 |
|
$ 5,860,000,000 |
| Apr 10, 2003 |
|
$ 6,600,000,000 |
