| Type | Filed | |
|---|---|---|
| DEF 14A | 2014-04-11 | EDGAR |
| DEF 14A | 2013-04-12 | EDGAR |
| DEF 14A | 2012-04-18 | EDGAR |
| DEF 14A | 2011-04-12 | EDGAR |
| DEF 14A | 2010-03-30 | EDGAR |
| DEF 14A | 2009-04-15 | EDGAR |
| DEF 14A | 2008-04-15 | EDGAR |
| DEF 14A | 2007-04-23 | EDGAR |
| DEF 14A | 2006-04-19 | EDGAR |
| DEF 14A | 2005-04-07 | EDGAR |
| DEF 14A | 2004-04-07 | EDGAR |
| DEF 14A | 2003-04-18 | EDGAR |
| DEF 14A | 2002-04-19 | EDGAR |
| DEF 14A | 2001-03-27 | EDGAR |
| DEF 14A | 2000-03-31 | EDGAR |
| DEF 14A | 2000-03-31 | EDGAR |
| DEF 14A | 2000-03-31 | EDGAR |