| Date | Acquired | Amount |
|---|---|---|
| Oct 07, 2016 |
|
Undisclosed amount |
| Dec 24, 2014 |
|
Undisclosed amount |
| Oct 25, 2012 |
|
Undisclosed amount |
| Sep 17, 2012 |
|
Undisclosed amount |
| Jun 01, 2012 |
|
Undisclosed amount |
| May 01, 2012 |
|
Undisclosed amount |
| Apr 21, 2011 |
|
Undisclosed amount |
