g :aYEARC TOTALSN  1945 34.37 1946 34.94 1947 26.48 1948 26.26 1949 23.28 1950 28.80 1951 42.17 1952 44.12 1953 42.05 1954 42.20 1955 25.18 1956 50.36 1957 27.53 1958 54.30 1959 30.81 1960 27.90 1961 30.81 1962 24.26 1963 38.83 1964 26.68 1965 38.77 1966 29.50 1967 34.06 1968 31.98 1969 45.56 1970 40.88 1971 42.24 1972 28.04 1973 34.00 1974 54.45 1975 35.78 1976 21.57 1977 14.44 1978 46.78 1979 25.19 1980 36.31 1981 30.46 1982 51.23 1983 63.08 1984 38.75 1985 28.19 1986 41.74 1987 29.68 1988 27.26 1989 31.62 1990 25.95 1991 20.90 1992 23.90 1993 42.96 1994 20.71 1995 53.22 1996 45.13 1997 44.16 1998 67.67 1999 37.44 2000 37.42 2001 23.46 2002 40.51