| Type | Filed | |
|---|---|---|
| DEF 14A | 2018-04-18 | EDGAR |
| DEF 14A | 2017-03-31 | EDGAR |
| DEF 14A | 2016-04-14 | EDGAR |
| DEF 14A | 2015-04-08 | EDGAR |
| DEF 14A | 2014-04-16 | EDGAR |
| DEF 14A | 2013-04-09 | EDGAR |
| DEF 14A | 2012-04-03 | EDGAR |
| DEF 14A | 2011-04-11 | EDGAR |
| DEF 14A | 2010-04-06 | EDGAR |
| DEF 14A | 2009-04-06 | EDGAR |
| DEF 14A | 2008-04-09 | EDGAR |
| DEF 14A | 2007-07-09 | EDGAR |
| DEF 14A | 2006-04-19 | EDGAR |
| DEF 14A | 2005-04-11 | EDGAR |
| DEF 14A | 2004-04-26 | EDGAR |
| DEF 14A | 2003-10-03 | EDGAR |
| DEF 14A | 2002-08-09 | EDGAR |
| DEF 14A | 2002-04-23 | EDGAR |
| DEF 14A | 2000-09-29 | EDGAR |