| Date Filed | Type | Description |
| 05/01/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 03/06/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 12/20/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/31/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 04/29/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 03/19/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/07/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 04/30/2002 |
10-K/A
| Annual Report for the period ended December 31, 2001 [amend] |
| 03/29/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 04/30/2001 |
10-K/A
| Annual Report for the period ended December 31, 2000 [amend] |
| 04/02/2001 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/30/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 03/30/1999 |
10-K
| Annual Report for the period ended December 31, 1998 |
| 03/29/1999 |
10-K/A
| Annual Report for the period ended December 31, 1998 [amend] |
| 02/20/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 04/22/1997 |
10-K/A
| Annual Report for the period ended December 31, 1996 [amend] |
| 03/03/1997 |
10-K
| Annual Report for the period ended December 31, 1996 |