| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/01/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/01/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/28/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/21/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/16/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/14/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/14/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/10/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/07/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/06/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | 

