| Date | Acquired | Amount |
|---|---|---|
| Nov 28, 2016 |
|
$ 350,000,000 |
| Jul 10, 2015 |
|
$ 350,000,000 |
| Oct 10, 2012 |
|
€ 28,400,000 |
| Mar 11, 2011 |
|
$ 43,000,000 |
| Oct 31, 2008 |
|
Undisclosed amount |
| Dec 03, 2005 |
|
$ 3,200,000 |
| Dec 15, 2003 |
|
$ 125,000,000 |
