| Date | Acquired | Amount |
|---|---|---|
| Aug 14, 2000 |
|
$ 10,000,000 |
| Feb 23, 2000 |
|
$ 6,000,000 |
| Jan 28, 2000 |
|
$ 250,000,000 |
| Jun 30, 1999 |
|
Undisclosed amount |
