| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/28/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/05/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/15/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/20/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/20/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/20/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/20/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/20/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/20/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |