| Type | Filed | |
|---|---|---|
| DEF 14A | 2017-12-20 | EDGAR |
| DEF 14A | 2016-12-21 | EDGAR |
| DEF 14A | 2015-12-18 | EDGAR |
| DEF 14A | 2014-12-19 | EDGAR |
| DEF 14A | 2013-12-20 | EDGAR |
| DEF 14A | 2012-12-20 | EDGAR |
| DEF 14A | 2011-12-14 | EDGAR |
| DEF 14A | 2010-12-03 | EDGAR |
| DEF 14A | 2010-01-07 | EDGAR |
| DEF 14A | 2009-01-20 | EDGAR |
| DEF 14A | 2008-01-18 | EDGAR |
| DEF 14A | 2007-01-16 | EDGAR |
| DEF 14A | 2006-01-20 | EDGAR |
| DEF 14A | 2005-01-21 | EDGAR |
| DEF 14A | 2004-01-23 | EDGAR |
| DEF 14A | 2003-01-21 | EDGAR |
| DEF 14A | 2002-01-30 | EDGAR |
| DEF 14A | 2001-06-25 | EDGAR |
| DEF 14A | 2001-01-25 | EDGAR |
| DEF 14A | 2000-01-24 | EDGAR |