| Type | Filed | |
|---|---|---|
| DEF 14A | 2011-11-21 | EDGAR |
| DEF 14A | 2010-11-16 | EDGAR |
| DEF 14A | 2009-11-23 | EDGAR |
| DEF 14A | 2008-11-24 | EDGAR |
| DEF 14A | 2007-11-20 | EDGAR |
| DEF 14A | 2007-07-02 | EDGAR |
| DEF 14A | 2005-11-17 | EDGAR |
| DEF 14A | 2004-11-17 | EDGAR |
| DEF 14A | 2003-11-12 | EDGAR |
| DEF 14A | 2002-11-12 | EDGAR |
| DEF 14A | 2001-11-06 | EDGAR |
| DEF 14A | 2000-11-06 | EDGAR |