Form 3
June 9, 2006
June 9, 2006
June 9, 2006
April 18, 2005
April 13, 2005
April 13, 2005
February 4, 2005

Forms 4 & 4A
May 22, 2006
May 22, 2006
May 19, 2006
May 17, 2006
April 26, 2006
December 27, 2005
December 13, 2005
December 13, 2005
September 9, 2005
September 6, 2005
September 1, 2005
August 16, 2005
April 18, 2005
April 13, 2005
February 15, 2005
November 23, 2004
June 9, 2004
June 9, 2004
June 9, 2004
June 7, 2004
June 7, 2004
June 7, 2004
June 7, 2004
May 25, 2004
May 17, 2004
May 12, 2004
May 12, 2004
April 1, 2004
April 1, 2004
March 19, 2004
March 11, 2004

Form DEF 14A
April 28, 2006
April 19, 2005

Form SC 13G
February 14, 2006
January 23, 2006