| Date Filed | Type | Description |
| 04/20/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 03/02/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 07/31/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 03/16/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/12/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/14/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 04/10/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 04/27/2005 |
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 |
| 03/15/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/31/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/27/2002 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/27/2001 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/24/2000 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 03/31/1999 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 04/21/1998 |
10-K405/A
| Form 10-K405/A - Annual report [Sections 13 and 15(d), S-K Item 405] [Amend] |
| 03/31/1998 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 01/29/1997 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 01/26/1996 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |
| 01/25/1995 |
10-K
| Annual Report for the period ended October 31, 1994 |
| 01/26/1994 |
10-K
| Annual Report for the period ended October 31, 1993 |