| Date | Acquired | Amount |
|---|---|---|
| Oct 04, 2005 |
|
$ 3,100,000 |
| Aug 04, 2005 |
|
$ 5,700,000 |
| Nov 30, 2004 |
|
Undisclosed amount |
| Oct 11, 2004 |
|
$ 2,000,000 |
| Apr 06, 2004 |
|
Undisclosed amount |
