| Date Filed | Type | Description |
| 03/13/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/29/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/29/2008 |
AR
| 2007 Annual Report |
| 03/01/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/01/2007 |
AR
| 2006 Annual Report |
| 03/16/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/16/2006 |
AR
| 2005 Annual Report |
| 12/22/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/16/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/16/2005 |
AR
| 2004 Annual Report |
| 03/12/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/12/2004 |
AR
| 2003 Annual Report |
| 03/07/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/07/2003 |
AR
| 2002 Annual Report |
| 05/31/2002 |
10-K/A
| Annual Report for the period ended December 31, 2001 [amend] |
| 03/08/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 03/08/2002 |
AR
| 2001 Annual Report |
| 11/08/2001 |
10-K/A
| Annual Report for the period ended December 31, 2000 [amend] |
| 03/09/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 02/17/2000 |
10-K/A
| Annual Report for the period ended December 31, 1999 [amend] |
| 02/16/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 03/03/1999 |
10-K
| Annual Report for the period ended December 31, 1998 |
| 03/19/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 03/07/1997 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/18/1996 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |