| Type | Filed | |
|---|---|---|
| DEF 14A | 2016-06-09 | EDGAR |
| DEF 14A | 2015-04-30 | EDGAR |
| DEF 14A | 2014-04-02 | EDGAR |
| DEF 14A | 2013-05-15 | EDGAR |
| DEF 14A | 2012-04-02 | EDGAR |
| DEF 14A | 2011-04-08 | EDGAR |
| DEF 14A | 2010-04-06 | EDGAR |
| DEF 14A | 2009-04-03 | EDGAR |
| DEF 14A | 2008-04-02 | EDGAR |
| DEF 14A | 2007-04-10 | EDGAR |
| DEF 14A | 2006-04-10 | EDGAR |
| DEF 14A | 2005-05-09 | EDGAR |
| DEF 14A | 2004-04-02 | EDGAR |
| DEF 14A | 2003-04-30 | EDGAR |
| DEF 14A | 2002-04-05 | EDGAR |
| DEF 14A | 2001-04-05 | EDGAR |
| DEF 14A | 2000-03-23 | EDGAR |
| DEF 14A | 2000-03-23 | EDGAR |
| DEF 14A | 2000-03-23 | EDGAR |