| Date | Acquired | Amount |
|---|---|---|
| Jan 16, 2017 |
|
$ 85,400,000 |
| Nov 09, 2015 |
|
Undisclosed amount |
| Aug 11, 2015 |
|
£ 200,000,000 |
| Jul 29, 2014 |
|
Undisclosed amount |
| Dec 10, 2012 |
|
£ 26,000,000 |
| Oct 21, 2011 |
|
Undisclosed amount |
| Oct 07, 2010 |
|
NOK 375,000,000 |
| Mar 01, 2009 |
|
Undisclosed amount |
| May 24, 2006 |
|
SEK 103,000,000 |
| Sep 29, 2005 |
|
Undisclosed amount |
| Jun 01, 2000 |
|
Undisclosed amount |
