g N YEARN MONTHN H2OCONTN  1940 3 13.9 1940 4 6.9 1941 2 23.6 1941 3 40.9 1941 4 40.5 1942 2 21.0 1942 3 21.6 1942 4 21.2 1943 2 21.9 1943 3 23.7 1943 4 13.0 1944 2 7.0 1944 3 19.5 1944 4 16.6 1945 2 8.1 1945 3 15.4 1945 4 20.9 1946 3 30.1 1946 4 27.8 1947 2 5.2 1947 4 6.7 1948 4 10.1 1949 4 30.0 1950 4 18.1 1951 4 8.2 1952 4 39.5 1953 4 33.4 1954 4 28.2 1955 4 3.5 1956 4 36.3 1957 4 9.1 1958 4 39.7 1959 4 21.1 1960 4 16.0 1961 4 21.8 1962 4 36.4 1963 4 7.2 1964 4 10.4 1965 4 2.5 1966 4 30.4 1967 4 23.3 1968 4 17.8 1969 4 45.7 1970 4 9.1 1971 4 32.3 1972 4 4.2 1973 4 42.6 1974 4 27.4 1975 4 42.4 1975 6 8.6 1976 4 12.4 1977 4 8.1 1978 4 31.2 1979 4 25.6 1980 4 17.7 1981 4 10.5 1982 5 20.3 1984 4 18.0 1985 4 21.0 1986 4 21.9 1987 4 16.0 1988 4 0.7 1989 4 11.6 1990 4 2.6 1990 5 0.0 1991 4 14.1 1992 4 32.5 1993 4 24.6 1994 4 6.9 1995 4 36.1 1996 4 13.8 1997 4 0.0 1998 4 53.0 1999 4 28.0 2000 4 25.6 2001 4 29.8 2002 4 24.0 2003 4 15.0