| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 08/25/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 07/20/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 07/06/06 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  2 | |
| 05/15/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 05/10/06 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  2 | |
| 03/24/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/24/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/24/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/24/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/23/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | 

