| Type | Filed | |
|---|---|---|
| DEF 14A | 2019-04-25 | EDGAR |
| DEF 14A | 2018-04-26 | EDGAR |
| DEF 14A | 2017-04-27 | EDGAR |
| DEF 14A | 2016-04-21 | EDGAR |
| DEF 14A | 2015-04-23 | EDGAR |
| DEF 14A | 2014-04-24 | EDGAR |
| DEF 14A | 2012-04-20 | EDGAR |
| DEF 14A | 2011-04-21 | EDGAR |
| DEF 14A | 2010-04-22 | EDGAR |
| DEF 14A | 2009-04-30 | EDGAR |
| DEF 14A | 2008-04-24 | EDGAR |
| DEF 14A | 2007-04-27 | EDGAR |
| DEF 14A | 2006-04-28 | EDGAR |
| DEF 14A | 2005-05-06 | EDGAR |
| DEF 14A | 2004-05-17 | EDGAR |
| DEF 14A | 2003-04-29 | EDGAR |
| DEF 14A | 2002-05-08 | EDGAR |
| DEF 14A | 2001-05-23 | EDGAR |
| DEF 14A | 2000-05-24 | EDGAR |