| Filed On | Filing |
|---|---|
| 24 Oct 2012 | RULE 424(B)(3) |
| 28 Feb 2012 | PRELIMINARY PROSPECTUS SUPPLEMENT |
| 04 Aug 2011 | PROSPECTUS |
| 02 Jul 2010 | 424B3 |
| 10 Jul 2006 | 424B3 |
| 31 Jan 2006 | 424B3 |
| 11 Aug 2005 | 424B3 |
| 20 Jun 2005 | 424B3 |
| 22 Mar 2005 | 424B3 |
| 22 Dec 2004 | PROS. SUPP. #6 |
| 17 Nov 2004 | PROSPECTUS SUPPLEMENT NO.5 (TO PORSPECTUS DATED JULY 16,2004) |
| 17 Nov 2004 | PROS. SUPP. #4 |
| 20 Sep 2004 | 424B3 |
| 10 Sep 2004 | 424B3 |
| 29 Jul 2004 | 424B3 |
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