1977 November 3 1977 December 1 1978 May 4 1978 June 29 1979 March 22 1979 May 17 1979 June 14 1980 February 21 1981 March 19 1981 April 2 1981 November 12 1981 December 10 1982 August 5 1982 September 2 1982 November 11 1982 December 23 1984 July 5 1986 March 27 1986 July 3 1986 November 6 1986 December 4 1986 December 18 1987 August 27 1987 November 19 1988 April 21 1988 December 15 1989 June 1 1989 June 15 1989 June 29 1989 November 16 1989 December 14 1991 May 2 1991 May 16 2004 April 15 2005 May 5
1989 May