| Type | Filed | |
|---|---|---|
| DEF 14A | 2017-08-24 | EDGAR |
| DEF 14A | 2016-08-26 | EDGAR |
| DEF 14A | 2015-08-28 | EDGAR |
| DEF 14A | 2014-08-29 | EDGAR |
| DEF 14A | 2013-09-13 | EDGAR |
| DEF 14A | 2012-09-28 | EDGAR |
| DEF 14A | 2011-09-20 | EDGAR |
| DEF 14A | 2010-08-23 | EDGAR |
| DEF 14A | 2009-12-04 | EDGAR |
| DEF 14A | 2009-08-27 | EDGAR |
| DEF 14A | 2008-08-21 | EDGAR |
| DEF 14A | 2007-08-24 | EDGAR |