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