| Filed On | Filing |
|---|---|
| 29 Sep 2011 | 424B2 |
| 21 Jan 2011 | 424B2 |
| 01 Jul 2009 | 424B2 |
| 22 Aug 2008 | 424B2 |
| 24 Jan 2007 | PROSPECTUS SUPPLEMENT |
| 18 May 2006 | PROSPECTUS SUPPLEMENT |
| 11 Feb 2004 | PROSPECTUS SUPPLEMENT |
| 08 Jul 1999 | FINAL PROSPECTUS-FILE #333-68211/33-46325/33-52121 |
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