| Filed On | Filing |
|---|---|
| 22 Mar 2013 | PRE 14A |
| 18 Mar 2011 | PRELIMINARY PROXY STATEMENT |
| 18 Mar 2010 | PRELIMINARY PROXY STATEMENT |
| 04 Apr 2007 | PRELIMINARY PROXY STATEMENT |
| 05 Apr 2004 | PRELIMINARY PROXY STATEMENT |
| 12 Apr 2002 | PROXY STATEMENT |
| 02 May 2001 | PRELIMINARY PROXY STATEMENT |
| 05 May 1999 | PRE 14A |
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