1988 0.625352 1.599099 3.3218% 1987 4.463922 0.224018 3.1640% 1986 3.567432 0.280314 2.6144% 1985 9.090151 0.110009 2.9715% 1984 0.390103 2.563425 3.6576% 1983 14.429759 0.069301 3.8998% 1982 14.705974 0.068000 6.3831% 1981 3.686275 0.271277 9.6843% 1980 3.646830 0.274211 9.0330% 1979 2.245753 0.445285 8.8650% 1978 1.458590 0.685593 7.2813% 1977 0.493829 2.024994 6.6558% 1976 2.042061 0.489701 6.4073% 1975
philosophical