April 12, 1968
December 20, 1968
January 23, 1970
October 31, 1969
April 05, 1974
August 29, 1975
April 02, 1976
May 27, 1977
July 07, 1978
July 27, 1979
May 01, 1984
December 31, 1978
April 04, 1980
February 06, 1981
October 31, 1980
March 01, 1985
April 01, 1985
November 12, 1982
August 01, 1983
March 01, 1986
September 01, 1986
June 01, 1973
November 03, 1972
December 01, 1986
July 01, 1988
December 01, 1987
January 01, 1989
June 01, 1989
March 01, 1990
February 01, 1991
May 01, 1991
October 07, 1993
September 14, 1995
January 01, 1990
January 12, 1979
March 28, 1980
January 09, 1981
August 07, 1981
April 01, 1983
July 01, 1983
January 04, 1974
February 01, 1985
October 01, 1983
August 01, 1984
February 01, 1984
February 18, 1977
January 01, 1985
November 01, 1985
February 01, 1986
April 01, 1986
June 01, 1986
April 01, 1986
January 01, 1988
February 01, 1990
February 01, 1991
July 22, 1993
May 14, 1991
November 18, 1999
