| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 10/29/10 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/29/10 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/29/10 | 4 | Statement of changes in beneficial ownership of securities |   | 1 | |
| 10/29/10 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/29/10 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/29/10 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/29/10 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 08/24/10 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 08/06/10 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 08/03/10 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | 
