| Date | Acquired | Amount |
|---|---|---|
| Jan 20, 2012 |
|
$ 135,000,000 |
| Dec 21, 2011 |
|
$ 5,200,000 |
| Jul 12, 2010 |
|
Undisclosed amount |
| Oct 03, 2008 |
|
€ 45,000,000 |
| Oct 24, 2005 |
|
$ 195,000,000 |
| Aug 31, 2004 |
|
€ 8,500,000 |
