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