| Date Filed | Type | Description |
| 03/03/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 02/10/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 02/13/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/21/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/16/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 02/16/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 02/17/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 07/21/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 03/05/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 06/30/2003 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 03/14/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/27/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 03/27/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 03/27/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 04/09/1999 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 07/01/1998 |
10-K/A
| Annual Report for the period ended December 31, 1997 [amend] |
| 03/20/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 06/25/1997 |
10-K/A
| Annual Report for the period ended December 31, 1996 [amend] |
| 03/31/1997 |
10-K
| Annual Report for the period ended December 31, 1996 |
| 06/28/1996 |
10-K/A
| Annual Report for the period ended December 31, 1995 [amend] |
| 03/29/1996 |
10-K
| Annual Report for the period ended December 31, 1995 |
| 06/29/1995 |
10-K/A
| Annual Report for the period ended December 31, 1994 [amend] |
| 03/24/1995 |
10-K
| Annual Report for the period ended December 31, 1994 |
| 06/29/1994 |
10-K/A
| Annual Report for the period ended December 31, 1993 [amend] |
| 03/29/1994 |
10-K
| Annual Report for the period ended December 31, 1993 |