| Date Filed | Type | Description |
| 02/27/2008 |
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 |
| 03/16/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 05/05/2005 |
10-K/A
| Annual Report for the period ended December 31, 2004 [amend] |
| 04/29/2005 |
10-K/A
| Annual Report for the period ended December 30, 2004 [amend] |
| 03/31/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 01/12/2005 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 06/01/2004 |
10-K/A
| Annual Report for the period ended December 31, 2003 [amend] |
| 03/12/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 02/27/2004 |
10-K/A
| Annual Report for the period ended December 31, 2002 [amend] |
| 03/24/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/28/2002 |
10-K
| Annual Report for the period ended December 31, 2001 |
| 11/21/2001 |
10-K/A
| Annual Report for the period ended December 31, 2000 [amend] |
| 03/28/2001 |
10-K
| Annual Report for the period ended December 31, 2000 |
| 11/15/2000 |
10-K/A
| Annual Report for the period ended December 31, 1999 [amend] |
| 03/29/2000 |
10-K
| Annual Report for the period ended December 31, 1999 |
| 03/26/1999 |
10-K
| Annual Report for the period ended December 31, 1998 |
| 03/09/1998 |
10-K
| Annual Report for the period ended December 31, 1997 |
| 03/24/1997 |
10-K
| Annual Report for the period ended December 31, 1996 |
| 03/22/1996 |
10-K
| Annual Report for the period ended December 31, 1995 |
| 03/30/1995 |
10-K
| Annual Report for the period ended December 31, 1994 |