| Date | Acquired | Amount |
|---|---|---|
| Jun 04, 2013 |
|
$ 17,800,000 |
| Oct 05, 2010 |
|
Undisclosed amount |
| May 18, 2008 |
|
€ 11,000,000 |
| Sep 10, 2007 |
|
Undisclosed amount |
| Dec 28, 2006 |
|
Undisclosed amount |
