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ANNUAL REPORTS

2012 

Form 10-K   

XBRL Item: EX-101.INS     EX-101.SCH     EX-101.CAL     EX-101.LAB     EX-101.PRE    

                    EX-101.DEF 

2011 

2011 Annual Report to Shareholders

2012 Notice of Annual Meeting and Proxy Statement 

Form 10-K

XBRL Item: EX-101.INS     EX-101.SCH     EX-101.CAL     EX-101.LAB     EX-101.PRE 

2010
Annual Report to Shareholders - 2011 Notice of Annual Meeting and Proxy Statement 

Form 10-K 

2009
Annual Report to Stockholders •  Form 10-K • Proxy Statement 

2008
Annual Report to Stockholders • Form 10-K • Proxy Statement

2007
Annual Report to Stockholders • Form 10-K • Proxy Statement

2006
Annual Report to Stockholders • Form 10-K • Proxy Statement

2005
Annual Report to Stockholders • Form 10-K • Proxy Statement

2004
Annual Report to Stockholders • Form 10-K • Proxy Statement

2003
Annual Report to Stockholders • Form 10-K • Proxy Statement

2002
Annual Report to Stockholders • Form 10-K • Proxy Statement

QUARTERLY REPORTS ON FORM 10-Q

2013
3/31/2013 

XBRL Item:   EX-101.INS     EX-101.SCH     EX-101.CAL     EX-101.LAB     EX-101.PRE 

                    EX-101.DEF 

2012
3/31/2012    XBRL Item:    

XBRL Item:   EX-101.INS     EX-101.SCH     EX-101.CAL     EX-101.LAB     EX-101.PRE   

6/30/2012 

XBRL Item:   EX-101.INS     EX-101.SCH     EX-101.CAL     EX-101.LAB     EX-101.PRE   

                    EX-101.DEFDDE 

9/30/2012 

XBRL Item:   EX-101.INS     EX-101.SCH     EX-101.CAL     EX-101.LAB     EX-101.PRE   

                    EX-101.DEF 

   EX-101.PRE      EX-101.PRE     2011
3/31/2011

6/30/2011  XBRL Item: EX-101.INS     EX-101.SCH     EX-101.CAL     EX-101.LAB     EX-101.PRE 

9/30/2011  XBRL Item: EX-101.INS     EX-101.SCH     EX-101.CAL     EX-101.LAB     EX-101.PRE 

2010
3/31/2010 • 6/30/2010 • 9/30/2010

2009
3/31/2009 • 6/30/2009 • 9/30/2009

2008
3/31/2008 • 6/30/2008 • 9/30/2008

2007
3/31/2007 • 6/30/2007 • 9/30/2007

2006
3/31/2006 • 6/30/2006 • 9/30/2006

2005
3/31/2005 • 6/30/2005 • 9/30/2005

2004
3/31/2004 • 6/30/2004 • 9/30/2004

2003
3/31/2003 • 6/30/2003 • 9/30/2003

OTHER FILINGS

5/20/2013 Form 8-K 

5/2/2013 Form 8-K 

2/25/2013 Form 8-K 

11/9/2012 Form 8-K 

8/1/2012 Form 8-K 

5/30/2012 Form 8-K 

5/7/2012 Form 8-K 

3/15/2012 Form 8-K 

 3/9/2012 Form 8-K 

Prospectus Supplement, Filed January 19, 2011 

Prospectus Supplement, Filed May 14, 2010

Registration Statement, Filed April 16, 2010