| Date Filed | Type | Description |
| 05/06/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 03/16/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/27/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 03/12/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/26/2009 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 05/12/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 05/07/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 04/29/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 03/31/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 04/27/2007 |
10-K/A
| Annual Report for the period ended December 31, 2006 [amend] |
| 03/30/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 04/28/2006 |
10-K/A
| Annual Report for the period ended December 31, 2005 [amend] |
| 03/30/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 05/24/2005 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 04/29/2005 |
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 |
| 07/02/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/22/2004 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/29/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 04/02/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 04/02/2001 |
AR
| 2000 Annual Report |
| 03/30/2000 |
AR
| 1999 Annual Report |
| 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 |
| 03/30/1999 |
AR
| 1998 Annual Report |
| 04/15/1998 |
10-K/A
| Annual Report for the period ended December 31, 1997 [amend] |
| 03/31/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 01/13/1998 |
10-K/A
| Annual Report for the period ended December 31, 1996 [amend] |
| 03/28/1997 |
10-K
| Annual Report for the period ended December 31, 1996 |