| Date | Acquired | Amount |
|---|---|---|
| Jul 21, 2016 |
|
$ 130,000,000 |
| Feb 02, 2015 |
|
$ 27,000,000 |
| Jul 15, 2014 |
|
Undisclosed amount |
| Apr 08, 2014 |
|
$ 1,750,000 |
| Nov 20, 2012 |
|
$ 2,600,000 |
| Oct 31, 2012 |
|
Undisclosed amount |
| Mar 19, 2012 |
|
$ 50,000,000 |
| Dec 08, 2010 |
|
$ 10,200,000 |
| Dec 11, 2009 |
|
$ 1,900,000 |
| Aug 06, 2006 |
|
Undisclosed amount |
