1989 8
1988 4
1987 6
1986 9
1986 6
1986 11
1986 5
1985 7
1983 9
1982 2
1981 5
1981 3
1980 5
1980 6
1978 13
1976 8
1975 2
1975 3
1974 8
1973 7
1972 4
1972 6