| Date | Acquired | Amount |
|---|---|---|
| Jan 25, 2017 |
|
$ 8,700,000 |
| Oct 20, 2016 |
|
$ 500,000,000 |
| Feb 11, 2016 |
|
$ 480,000,000 |
| Dec 23, 2015 |
|
$ 130,000,000 |
| Dec 02, 2015 |
|
€ 73,500,000 |
| Jul 18, 2014 |
|
$ 195,000,000 |
| Dec 02, 2013 |
|
Undisclosed amount |
| May 01, 2012 |
|
Undisclosed amount |
| Apr 01, 2011 |
|
$ 150,000,000 |
| Dec 23, 2008 |
|
$ 127,000,000 |
| Jul 02, 2008 |
|
Undisclosed amount |
| Dec 12, 2007 |
|
Undisclosed amount |
| Aug 06, 2007 |
|
$ 600,000,000 |
| Feb 21, 2006 |
|
$ 20,000,000 |
