| Date | Acquired | Amount |
|---|---|---|
| Aug 02, 2016 |
|
$ 4,500,000 |
| Dec 14, 2015 |
|
Undisclosed amount |
| Jan 29, 2015 |
|
$ 8,850,000 |
| Dec 12, 2012 |
|
Undisclosed amount |
| Jul 19, 2011 |
|
Undisclosed amount |
