| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/28/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/10/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/06/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/17/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/11/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/16/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/16/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/18/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
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