December 8, 1988 November 10, 1988 October 13, 1988 September 8, 1988 August 11, 1988 June, 1988 May 12, 1988 March 17, 1988 February 11, 1988

December 10, 1987 November, 1987 October 8,1987 September 10, 1987 August 13, 1987 May 14, 1987 April 9, 1987 March 12, 1987

December 11, 1986 November 13, 1986 October 9, 1986 September 11, 1986 August 14, 1986 June 12, 1986 May 8, 1986 April 10, 1986 March 15, 1986 February 13, 1986

December 12 , 1985 November 14, 1985 October 10, 1985 September 12, 1985 August 8, 1985 June 13, 1985 May 9, 1985 April 11, 1985 March 14, 1985 February 14, 1985

December 13, 1984 November 8, 1984 October 11, 1984 September 13, 1984 August 9, 1984 June 14, 1984 May 10, 1984 April 12, 1984 January 12, 1984

December, 1983 November, 1983 October, 1983 September, 1983 August, 1983 July 1983 June, 1983 May, 1983 April, 1983 March, 1983 February, 1983 January, 1983

December 9, 1982 November 11, 1982 October 14, 1982 Septembe 9, 1982 August 12, 1982 June 10, 1982 April 8, 1982 March 11, 1982 February 11, 1982

December 10, 1981 November 12, 1981 September 10, 1981 August 13, 1981 July 9, 1981 June 11, 1981 May 14, 1981 April 9, 1981 March 12, 1981 February 12, 1981 January 8, 1981

December 11, 1980 November 13, 1980 October 9, 1980 September 11, 1980 August 14, 1980 July 10, 1980 April 10, 1980 February 14, 1980 January 10, 1980

December, 1979 November, 1979 October, 1979 September, 1979 August, 1979 July, 1979 June, 1979 March, 1979 February, 1979 January, 1979