| Filed On | Filing |
|---|---|
| 23 Dec 2021 | POS AM |
| 23 Dec 2021 | POS AM |
| 15 May 2017 | POS AM |
| 04 May 2017 | POS AM |
| 04 May 2017 | POS AM |
| 27 Feb 2017 | POS AM |
| 27 Feb 2017 | POS AM |
| 10 Aug 2007 | POST-EFFECTIVE AMENDMENT NO.1 TO FORM S-3 - REG. NO.333-141862 |
| 23 Jan 2001 | PE #2 TO FORM S-1 |
| 08 Jan 2001 | PE #1 TO FORM S-1 |
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