| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/13/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/13/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/13/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/09/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 11/14/06 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 2 | |
| 11/13/06 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 2 | |
| 10/04/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 08/10/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/09/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/04/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 |