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