| Date Filed | Type | Description |
| 03/08/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/31/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/31/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/01/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 03/15/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 06/02/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 03/04/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/05/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 02/26/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 02/20/2002 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 05/02/2001 |
10-K/A
| Annual Report for the period ended December 31, 2000 [amend] |
| 04/05/2001 |
10-K/A
| Annual Report for the period ended December 31, 2000 [amend] |
| 03/23/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 05/23/2000 |
10-K/A
| Annual Report for the period ended December 31, 1999 [amend] |
| 03/27/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 03/09/1999 |
10-K
| Annual Report for the period ended December 31, 1998 |
| 03/05/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 03/12/1997 |
10-K405/A
| Form 10-K405/A - Annual report [Sections 13 and 15(d), S-K Item 405] [Amend] |
| 03/11/1997 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/11/1996 |
10-K
| Annual Report for the period ended December 31, 1995 |
| 03/08/1995 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 10/07/1994 |
10-K/A
| Annual Report for the period ended December 31, 1993 [amend] |
| 06/09/1994 |
10-K/A
| Annual Report for the period ended December 31, 1993 [amend] |
| 03/24/1994 |
10-K/A
| Annual Report for the period ended December 31, 1993 [amend] |
| 03/23/1994 |
10-K/A
| Annual Report for the period ended December 31, 1993 [amend] |
| 03/23/1994 |
10-K
| Annual Report for the period ended December 31, 1993 |