Section 16 Filings
| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/13/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 03/03/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 04/05/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 03/08/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 03/04/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 01/24/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 12/14/12 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 11/16/12 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 01/11/12 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 04/13/11 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | 



