- June 9, 1976

October 20, 1959-November 4, 1979

May 11, 1960 - June 3, 1982

April 3, 1959 - June 11, 1982

November 6, 1960-October 27, 1983

June 9, 1960 - August 1, 1984

August 30, 1960 - October 1, 1985

February 16, 1960 - August 14, 1988

November 11,1959-January 18,1991

October 21, 1960-February 2, 1991

November 30, 1959 - Nov. 4, 1991

June 17, 1960 - December 28, 1995

February 28, 1961 - April 28, 1996

April 4, 1959 - July 4, 1996

October 2,1960 - December 12,1996

July 15, 1960 - December 16, 1997

November 30, 1960-August 22, 2000

September 23, 1959 - May 20, 2002

November 28,1959-October 17,2003

October 13, 1960 - January 12, 2004

March 6, 1959 - January 11, 2005

May 19, 1960 - July 27, 2005

August 24, 1960 - March 15, 2006

December 12, 1959 - June 4, 2006

September 8, 1960 - April 18, 2007

December 11,1959-October 2,2007

July 19, 1959 - May 1, 2008

February 18, 1960 - May 5, 2008

January 9,1960 - October 11,2010

January 20,1960-February 24,2011

May 27, 1961 - May 26, 2011

December 19,1959 - Dec. 21, 2011

May 5, 1960 - April 3, 2012

June 8, 1960 - September 2, 2012

February 13,1960-September 7,2012

November 23, 1960-October 9, 2012

May 9, 1960 - April 2, 2013

September 18, 1960 - May 10, 2014

March 27, 1960 - September 6, 2014

January 23, 1960 - August 19, 2015

September 26, 1960 – June 10, 2016

May 24, 1960 - October 27, 2016

July 21, 1960 - November 10, 2017

May 10, 1960 - January 15, 2018