$EXTR 424B3 SEC Filings

Filed On	Filing
14 Feb 2003	PROSPECTUS SUPPLEMENT NO. 8
29 Jan 2003	FILED PURSUANT TO RULE 424(B)(3)
15 Nov 2002	PROSPECTUS SUPPLEMENT
04 Nov 2002	PROSPECTUS SUPPLEMENT
23 Oct 2002	PROSPECTUS SUPPLEMENT #4 FOR 333-83442
27 Aug 2002	PROSPECTUS SUPPLEMENT #3
26 Jul 2002	PROSPECTUS SUPPLEMENT #2
28 Jun 2002	PROSPECTUS SUPPLEMENT #1
03 Jun 2002	FILED PURSUANT TO RULE 424B3
21 Oct 1999	FINAL PROSPECTUS