1985 1987 1981 1983
1981 1983 1989 1985
1982 1986 1980 1984
1986 1988 1984 1982
1989 1983 1987 1985
1984 1988 1980 1986
1989 1983 1980 1986
1988 1982 1986 1984
1982 1986 1988 1984
1987 1981 1985 1983