| Date | Form | Description | Docs | XBRL | Pages |
| 07/16/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/22/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/21/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/28/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/28/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/28/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/20/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/29/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/29/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/29/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |



