| Filed On | Filing |
|---|---|
| 31 Jan 2011 | CEI FORM S-3/A |
| 20 Oct 2005 | AMENDMENT NO. 1 TO FORM S-3 |
| 03 Sep 2004 | S-3/A |
| 13 Aug 2004 | AMENDMENT NO. 2 TO FORM S-3 |
| 06 Apr 2004 | AMENDMENT NO. 1 TO FORM S-3 |
| 06 Apr 2004 | AMENDMENT NO. 1 TO FORM S-3 |
| 21 May 2002 | AMENDMENT #2 TO FORM S-3 |
| 17 Oct 2001 | AMENDMENT #1 TO FORM S-3 |
| 22 May 2001 | AMENDMENT NO. 1 TO FORM S-3 |
| 28 Apr 2000 | AMENDMENT NO. 2 TO FORM S-3 |
| 25 Jun 1999 | AMENDMENT #3 TO FORM S-3 |
| 16 Jun 1999 | AMENDMENT #2 TO FORM S-3 |
| 12 Feb 1999 | AMENDMENT #1 TO FORM S-3 |
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