1978 brief 6
1982 brief 4
1983 brief 6
1985 brief 7
1986 brief 8
1987 brief 9
1989 brief 5
1990 brief 9
1991 brief 2
1991 brief 3
1991 brief 6
1991 brief 8
1993 brief 7
1994 brief 6
1994 brief 9
1995 brief 2
1995 brief 5
1995 brief 8
1995 brief 9
1996 brief 1