| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 08/09/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 08/08/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 08/06/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 08/02/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 07/31/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 07/26/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 07/23/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 07/19/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 07/19/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 07/16/12 | Statement of changes in beneficial ownership of securities |   | 2 | 
