| Type | Filed | |
|---|---|---|
| DEF 14A | 2018-03-22 | EDGAR |
| DEF 14A | 2017-03-23 | EDGAR |
| DEF 14A | 2012-04-05 | EDGAR |
| DEF 14A | 2011-04-05 | EDGAR |
| DEF 14A | 2010-04-13 | EDGAR |
| DEF 14A | 2009-04-27 | EDGAR |
| DEF 14A | 2008-04-29 | EDGAR |
| DEF 14A | 2007-04-23 | EDGAR |
| DEF 14A | 2006-04-19 | EDGAR |
| DEF 14A | 2005-11-03 | EDGAR |
| DEF 14A | 2005-04-27 | EDGAR |
| DEF 14A | 2004-04-16 | EDGAR |
| DEF 14A | 2003-04-18 | EDGAR |
| DEF 14A | 2002-04-12 | EDGAR |
| DEF 14A | 2001-05-08 | EDGAR |
| DEF 14A | 2000-05-22 | EDGAR |