| Date | Acquired | Amount |
|---|---|---|
| Nov 28, 2016 |
|
Undisclosed amount |
| Nov 28, 2016 |
|
Undisclosed amount |
| Jun 07, 2016 |
|
Undisclosed amount |
| Oct 02, 2015 |
|
$ 6,000,000 |
| Aug 12, 2015 |
|
$ 65,000,000 |
| Aug 04, 2015 |
|
$ 400,000,000 |
| Aug 27, 2014 |
|
$ 48,500,000 |
| Aug 05, 2014 |
|
$ 117,000,000 |
| Apr 07, 2014 |
|
Undisclosed amount |
| Oct 13, 2013 |
|
$ 8,100,000 |
