| Date Filed | Type | Description |
| 02/12/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/12/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 02/13/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/14/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 02/16/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 02/18/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 02/25/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/28/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/28/2008 |
AR
| 2007 Annual Report ( PDF |
| 02/28/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 02/28/2007 |
AR
| 2006 Annual Report ( PDF |
| 03/15/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/15/2006 |
AR
| 2005 Annual Report ( PDF |
| 03/22/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/22/2005 |
AR
| 2004 Annual Report |