Publication Year
-
1977 (1,562)
-
1981 (1,365)
-
1984 (1,336)
-
1980 (1,296)
-
1988 (1,246)
-
1989 (1,209)
-
1976 (1,208)
-
1979 (1,183)
-
1985 (1,179)
-
1987 (1,162)
-
1982 (1,139)
-
1986 (1,039)
-
1978 (981)
-
1991 (953)
-
1993 (944)
-
1975 (884)
-
1983 (788)
-
1990 (680)
-
1967 (608)
-
1998 (588)