| Date | Acquired | Amount |
|---|---|---|
| Sep 06, 2017 |
|
Undisclosed amount |
| Oct 11, 2016 |
|
Undisclosed amount |
| Nov 16, 2011 |
|
$ 68,300,000 |
| Sep 15, 2008 |
|
Undisclosed amount |
| Mar 30, 2007 |
|
Undisclosed amount |
| Mar 23, 2007 |
|
Undisclosed amount |
| Mar 08, 2007 |
|
Undisclosed amount |
| May 19, 2006 |
|
Undisclosed amount |
| Aug 28, 2000 |
|
Undisclosed amount |
| Aug 28, 2000 |
|
Undisclosed amount |
| Jul 28, 2000 |
|
Undisclosed amount |
| May 25, 1999 |
|
Undisclosed amount |
| Aug 10, 1995 |
|
Undisclosed amount |
