| Filed On | Filing |
|---|---|
| 28 Oct 2011 | AMENDMENT NO. 1 TO FORM S-3 |
| 25 Mar 2011 | AMENDMENT NO. 2 TO FORM S-3 |
| 23 Mar 2011 | AMENDMENT NO. 1 TO FORM S-3 |
| 19 Oct 2010 | AMENDMENT NO. 1 TO REGISTRATION STATEMENT ON FORM S-3 |
| 28 Sep 2010 | AMENDMENT NO. 1 TO FORM S-3 |
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