| Date | Acquired | Amount |
|---|---|---|
| Jun 27, 2016 |
|
Undisclosed amount |
| Feb 05, 2016 |
|
Undisclosed amount |
| Jan 19, 2016 |
|
Undisclosed amount |
| Jan 04, 2016 |
|
Undisclosed amount |
| Oct 31, 2012 |
|
Undisclosed amount |
| Jun 01, 2012 |
|
Undisclosed amount |
| Feb 25, 2012 |
|
Undisclosed amount |
| Feb 06, 2012 |
|
Undisclosed amount |
| Feb 06, 2012 |
|
Undisclosed amount |
| Feb 01, 2012 |
|
Undisclosed amount |
| May 23, 2011 |
|
Undisclosed amount |
| May 23, 2006 |
|
Undisclosed amount |
