| Date | Form | Description | Docs | XBRL | Pages |
| 12/06/07 | 3 | Initial statement of beneficial ownership of securities |
|
1 | |
| 11/29/07 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/29/07 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/29/07 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/20/07 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/20/07 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 09/24/07 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 09/24/07 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 09/24/07 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 07/24/07 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 |
