Precipitation annual maximum series (inches) Station ID: 25-1365 Station name: BUTTE State: NE Latitude (decimal degrees): 42.9131 Longitude (decimal degrees): -98.8511 Elevation (feet): 1811 Duration: 1 day 06/09/1907 2.09 10/13/1908 2.67 06/21/1909 1.95 06/25/1910 1.10 10/05/1911 3.66 07/19/1912 1.84 04/03/1913 1.66 06/05/1914 3.45 06/04/1915 3.32 05/21/1916 2.25 05/25/1917 2.60 05/28/1918 1.74 09/02/1919 1.10 06/25/1920 1.80 08/01/1921 2.05 07/28/1922 2.88 09/15/1924 1.80 06/23/1925 3.43 06/13/1926 1.90 04/01/1927 1.62 07/21/1928 1.13 09/26/1929 3.12 09/06/1930 1.80 07/01/1931 1.50 05/26/1932 4.00 08/22/1933 2.29 05/04/1934 2.95 07/07/1935 2.52 06/25/1937 3.04 08/11/1939 1.70 06/04/1940 1.98 06/29/1941 1.80 08/29/1942 2.20 08/26/1943 1.57 08/03/1944 2.60 06/01/1945 1.50 08/04/1946 2.85 06/22/1947 1.65 08/18/1949 1.46 09/20/1950 3.05 06/18/1951 2.44 08/19/1952 1.43 04/29/1953 1.98 08/27/1954 2.15 09/20/1955 2.67 08/02/1956 1.05 07/21/1957 2.25 07/30/1958 2.05 10/08/1959 1.61 08/28/1960 1.47 08/18/1961 3.10 05/29/1962 2.63 07/26/1963 3.97 06/15/1964 3.94 06/05/1965 1.38 08/12/1966 2.81 06/07/1967 3.77 06/24/1968 1.68 07/07/1969 1.85 04/12/1970 2.16 08/30/1971 2.14 07/20/1972 2.77 05/27/1973 3.05 06/09/1974 3.40 06/08/1975 2.14 05/23/1976 2.11 05/21/1977 2.65 07/05/1978 2.11 09/12/1979 1.38 10/16/1980 2.24 07/02/1981 1.59 05/21/1982 1.87 06/17/1983 1.63 07/10/1984 2.43 09/12/1985 1.74 09/18/1986 2.35 07/11/1987 2.70 08/03/1988 2.35 06/26/1989 1.42 10/03/1990 1.70 05/17/1991 1.74 08/24/1992 2.71 07/13/1993 2.31 06/07/1994 2.27 09/05/1995 3.16 06/16/1996 3.40 09/07/1997 1.52 07/06/1998 2.12 09/04/1999 3.38 05/18/2000 1.86 04/12/2001 2.19 09/13/2002 3.14 05/17/2004 1.81 04/22/2005 1.96 09/16/2006 1.62 10/01/2007 1.86 08/12/2008 4.97 07/22/2010 2.80 Duration: 2 days 07/22/1907 2.92 10/13/1908 2.88 06/21/1909 2.73 07/19/1910 1.67 10/05/1911 4.78 07/19/1912 2.11 04/03/1913 1.79 06/05/1914 3.81 06/03/1915 4.32 06/12/1916 2.66 05/25/1917 4.53 05/27/1918 2.31 11/09/1919 1.68 04/18/1920 2.64 07/17/1921 2.21 07/28/1922 3.10 09/15/1924 1.94 06/22/1925 4.53 06/12/1926 2.05 03/31/1927 2.50 10/31/1928 1.24 09/25/1929 4.10 09/06/1930 3.15 07/01/1931 1.62 05/26/1932 5.32 07/06/1933 2.50 05/04/1934 3.18 07/07/1935 2.71 06/25/1937 3.71 08/10/1939 1.83 06/04/1940 2.16 06/28/1941 2.85 08/28/1942 2.37 08/25/1943 2.05 08/03/1944 2.85 04/15/1945 1.62 10/04/1946 3.66 06/06/1947 1.90 07/20/1949 1.91 09/20/1950 3.50 06/18/1951 3.66 08/19/1952 1.76 04/29/1953 2.30 06/02/1954 2.32 09/20/1955 2.88 08/02/1956 1.55 05/24/1957 2.42 07/30/1958 3.63 10/07/1959 1.73 05/05/1960 1.81 08/18/1961 3.34 05/28/1962 3.07 07/26/1963 4.28 06/04/1965 2.24 08/12/1966 3.45 09/17/1967 4.56 06/24/1968 1.90 10/04/1969 2.24 04/12/1970 2.47 08/30/1971 2.83 07/20/1972 3.28 05/27/1973 3.50 06/09/1974 3.66 06/08/1975 2.30 05/22/1976 2.34 05/21/1977 3.94 07/05/1978 3.72 09/11/1979 2.16 10/16/1980 2.41 11/30/1981 2.16 05/20/1982 2.57 06/27/1983 2.36 07/09/1984 2.63 09/12/1985 2.81 09/18/1986 2.69 07/10/1987 4.09 08/03/1988 2.74 07/14/1989 1.81 06/14/1990 1.83 05/16/1991 2.61 08/24/1992 3.82 07/13/1993 2.49 06/07/1994 2.99 09/05/1995 3.40 09/19/1996 4.00 09/07/1997 2.27 07/05/1998 2.31 09/04/1999 3.64 05/18/2000 2.15 04/22/2001 2.97 09/13/2002 3.38 05/16/2004 2.16 09/24/2005 2.52 09/01/2006 2.00 05/05/2007 2.27 08/12/2008 5.35 06/11/2010 3.06 Duration: 3 days 07/22/1907 2.95 09/26/1908 2.90 06/21/1909 2.88 07/19/1910 1.69 10/05/1911 4.83 07/18/1912 2.15 03/13/1913 1.81 06/04/1914 3.90 06/03/1915 4.82 06/11/1916 2.80 05/25/1917 4.57 05/27/1918 2.33 11/08/1919 2.03 04/18/1920 2.84 07/17/1921 2.23 07/26/1922 3.13 09/15/1924 1.96 06/21/1925 4.57 06/11/1926 2.33 04/12/1927 3.12 10/14/1928 1.49 09/25/1929 4.23 09/05/1930 3.44 07/01/1931 1.63 05/26/1932 5.37 07/06/1933 2.52 05/02/1934 3.21 07/07/1935 2.74 06/25/1937 3.75 08/10/1939 1.88 06/04/1940 2.44 06/28/1941 2.88 08/27/1942 2.39 08/24/1943 2.07 08/03/1944 2.88 05/30/1945 1.63 10/05/1946 4.30 06/06/1947 1.92 07/20/1949 1.93 09/20/1950 3.53 06/18/1951 3.70 08/18/1952 1.81 04/29/1953 2.80 08/27/1954 2.78 09/18/1955 3.50 08/02/1956 1.57 07/19/1957 2.45 07/30/1958 3.67 10/07/1959 1.75 05/05/1960 1.83 08/18/1961 3.37 06/05/1962 3.40 07/24/1963 4.32 06/03/1965 2.32 08/12/1966 4.04 09/17/1967 4.60 06/24/1968 1.94 10/04/1969 2.26 04/12/1970 2.49 08/30/1971 2.86 05/11/1972 3.42 05/27/1973 4.07 06/09/1974 3.70 06/08/1975 2.33 05/21/1976 2.40 05/21/1977 3.98 07/05/1978 3.76 09/11/1979 2.18 10/16/1980 2.44 11/30/1981 2.18 05/20/1982 2.59 06/26/1983 3.10 07/08/1984 3.02 09/11/1985 3.20 09/16/1986 4.18 07/10/1987 4.18 08/03/1988 2.77 06/24/1989 2.04 06/14/1990 1.85 05/29/1991 3.08 08/24/1992 3.91 07/11/1993 3.15 06/07/1994 3.02 05/26/1995 3.44 09/19/1996 4.04 09/07/1997 2.29 10/03/1998 2.69 09/04/1999 3.68 05/18/2000 2.17 04/21/2001 3.52 09/13/2002 3.41 05/15/2004 2.36 09/24/2005 2.84 09/01/2006 2.03 10/14/2007 2.61 08/12/2008 5.40 06/11/2010 3.93 Duration: 4 days 07/22/1907 2.98 09/26/1908 2.93 06/21/1909 3.43 07/19/1910 1.70 10/05/1911 4.87 07/17/1912 2.29 03/13/1913 1.82 06/05/1914 3.99 06/02/1915 5.16 06/10/1916 2.86 05/25/1917 4.62 05/27/1918 2.54 11/08/1919 2.07 04/19/1920 3.09 07/15/1921 2.34 07/26/1922 3.16 08/07/1924 2.07 06/21/1925 4.62 06/13/1926 2.97 04/12/1927 3.65 10/14/1928 1.50 09/25/1929 4.27 09/05/1930 3.47 07/01/1931 2.18 05/26/1932 5.42 07/06/1933 2.55 05/02/1934 3.24 07/07/1935 2.77 06/25/1937 3.78 05/24/1939 2.03 06/04/1940 2.65 06/28/1941 2.91 08/27/1942 2.42 06/11/1943 3.07 06/08/1944 3.24 06/01/1945 1.96 10/04/1946 5.36 06/03/1947 2.60 08/15/1949 2.29 09/20/1950 3.57 06/18/1951 3.73 08/18/1952 1.83 04/29/1953 3.15 08/27/1954 2.81 09/18/1955 3.53 07/31/1956 1.64 07/19/1957 2.47 07/30/1958 3.70 10/07/1959 1.77 08/25/1960 2.42 08/18/1961 3.40 05/26/1962 4.20 07/24/1963 4.36 06/04/1965 2.77 08/12/1966 4.08 09/17/1967 4.78 04/19/1968 2.29 07/07/1969 2.49 04/12/1970 2.71 08/30/1971 2.89 07/17/1972 4.55 05/26/1973 4.38 06/09/1974 3.73 06/08/1975 2.47 05/23/1976 2.42 05/19/1977 4.39 07/05/1978 3.80 06/06/1979 2.43 10/16/1980 2.46 11/30/1981 2.20 10/06/1982 2.78 06/26/1983 3.22 07/08/1984 3.05 09/11/1985 3.23 09/16/1986 4.52 07/08/1987 4.79 08/03/1988 2.79 07/13/1989 2.06 06/12/1990 1.87 05/29/1991 3.20 08/24/1992 3.95 07/10/1993 4.15 06/05/1994 3.61 05/26/1995 3.47 09/19/1996 4.08 09/05/1997 2.32 10/02/1998 2.86 09/04/1999 3.71 05/18/2000 2.19 04/21/2001 3.55 09/13/2002 3.45 05/15/2004 2.38 09/24/2005 2.87 09/01/2006 2.05 10/15/2007 3.19 08/12/2008 5.46 06/11/2010 4.51 Duration: 7 days 07/18/1907 4.12 06/07/1908 3.44 05/20/1909 3.47 07/19/1910 1.72 09/30/1911 5.21 07/17/1912 2.31 04/03/1913 2.67 06/04/1914 4.08 06/02/1915 5.22 05/20/1916 3.19 05/20/1917 6.00 05/27/1918 2.81 04/09/1919 2.39 04/18/1920 4.53 07/28/1921 2.70 07/28/1922 5.04 06/12/1924 2.54 06/22/1925 4.66 06/11/1926 3.40 04/11/1927 3.97 07/17/1928 1.67 09/25/1929 4.31 09/01/1930 3.65 07/01/1931 2.20 05/26/1932 6.05 07/06/1933 2.57 05/02/1934 3.27 04/06/1935 2.79 06/25/1937 3.82 05/22/1939 3.22 06/04/1940 3.28 06/28/1941 3.03 04/29/1942 3.90 06/09/1943 3.25 06/07/1944 4.52 06/01/1945 2.84 10/04/1946 5.41 06/01/1947 4.40 08/13/1949 2.89 09/15/1950 4.35 06/18/1951 4.49 06/16/1952 1.98 04/29/1953 3.58 06/01/1954 3.52 09/18/1955 3.57 08/02/1956 2.43 07/21/1957 2.82 07/25/1958 4.90 10/02/1959 2.06 08/25/1960 2.44 08/12/1961 3.44 05/23/1962 4.26 07/24/1963 4.47 06/15/1964 6.88 06/05/1965 3.39 08/12/1966 4.12 09/15/1967 4.86 04/19/1968 2.31 07/07/1969 2.87 04/12/1970 3.14 08/30/1971 3.49 07/17/1972 5.06 05/24/1973 4.77 06/09/1974 3.77 06/08/1975 3.31 05/21/1976 2.70 05/19/1977 4.43 07/05/1978 3.84 06/06/1979 2.52 08/10/1980 2.50 05/12/1981 2.23 05/20/1982 4.50 06/11/1983 3.98 07/05/1984 3.11 08/12/1985 3.29 09/14/1986 6.09 07/07/1987 5.12 07/30/1988 2.82 06/21/1989 3.08 06/14/1990 2.44 05/29/1991 3.29 08/24/1992 3.99 07/07/1993 5.52 07/01/1994 3.71 05/22/1995 3.81 09/19/1996 5.40 09/07/1997 2.45 09/29/1998 3.09 04/05/1999 3.76 05/18/2000 2.21 04/07/2001 3.96 09/10/2002 3.48 05/17/2004 2.76 06/05/2005 4.01 04/02/2006 3.39 10/14/2007 4.23 08/12/2008 5.51 06/10/2010 5.13 Duration: 10 days 07/14/1907 4.44 06/08/1908 4.35 05/17/1909 3.55 07/11/1910 2.55 09/30/1911 5.26 07/18/1912 3.23 04/03/1913 3.17 06/04/1914 4.31 05/27/1915 6.17 06/12/1916 4.13 05/18/1917 6.99 05/27/1918 3.29 04/07/1919 2.46 04/17/1920 5.03 07/23/1921 3.73 07/26/1922 5.48 06/10/1924 3.27 06/21/1925 4.71 06/11/1926 3.43 04/11/1927 4.28 07/17/1928 1.69 09/25/1929 5.23 08/30/1930 3.90 07/01/1931 2.59 05/26/1932 6.70 07/06/1933 4.61 05/02/1934 3.30 06/20/1935 2.94 06/25/1937 3.86 05/22/1939 3.25 06/04/1940 3.31 06/28/1941 4.11 04/26/1942 4.24 06/07/1943 3.57 06/03/1944 5.26 06/01/1945 3.39 09/28/1946 5.47 06/03/1947 5.51 08/09/1949 3.63 09/12/1950 4.39 06/18/1951 5.65 08/10/1952 2.26 04/24/1953 3.98 05/31/1954 3.81 09/18/1955 3.86 07/31/1956 2.52 05/16/1957 3.87 07/24/1958 5.05 10/01/1959 2.22 04/27/1960 2.97 06/07/1961 3.48 05/29/1962 6.08 07/26/1963 4.55 06/14/1964 7.14 06/03/1965 4.83 08/12/1966 5.43 06/07/1967 5.79 04/13/1968 2.64 06/28/1969 3.38 04/12/1970 4.26 08/30/1971 3.58 07/17/1972 6.33 05/26/1973 5.15 06/09/1974 3.81 06/08/1975 4.16 09/08/1976 3.39 05/19/1977 4.78 07/05/1978 3.92 06/06/1979 2.55 08/09/1980 3.50 05/12/1981 2.25 05/21/1982 6.16 06/11/1983 4.11 07/01/1984 3.32 08/08/1985 4.14 09/14/1986 6.15 03/16/1987 5.74 09/12/1988 2.93 06/17/1989 3.36 06/12/1990 2.53 05/22/1991 3.58 08/24/1992 4.66 07/08/1993 7.12 06/01/1994 3.88 04/09/1995 4.50 09/19/1996 5.45 08/29/1997 3.04 09/26/1998 3.19 06/15/1999 3.91 05/18/2000 2.95 04/03/2001 4.39 09/05/2002 3.52 09/15/2004 4.15 06/03/2005 4.59 04/02/2006 3.42 10/14/2007 4.27 08/06/2008 5.71 06/05/2010 5.52 Duration: 20 days 07/06/1907 7.26 06/07/1908 6.42 06/21/1909 6.03 07/01/1910 3.00 09/30/1911 6.00 07/08/1912 3.94 04/03/1913 3.48 05/20/1914 8.05 05/19/1915 10.40 06/06/1916 4.83 05/18/1917 8.31 05/17/1918 4.36 06/01/1919 4.23 04/17/1920 5.91 07/14/1921 6.29 07/16/1922 6.81 06/08/1924 4.61 06/05/1925 7.21 05/28/1926 4.27 03/31/1927 7.47 10/14/1928 2.76 09/07/1929 5.60 04/12/1930 4.37 07/01/1931 2.74 05/26/1932 9.46 07/06/1933 5.69 05/02/1934 3.30 06/20/1935 5.56 06/25/1937 5.37 05/22/1939 4.17 06/04/1940 3.74 06/21/1941 5.21 04/24/1942 6.52 05/30/1943 4.16 05/23/1944 6.73 05/27/1945 4.83 09/18/1946 7.65 05/27/1947 7.99 08/09/1949 3.92 09/14/1950 6.04 05/14/1951 7.30 05/05/1952 3.38 04/29/1953 5.07 06/01/1954 6.73 09/18/1955 3.96 07/31/1956 2.81 05/09/1957 5.59 07/13/1958 5.58 10/25/1959 2.73 05/05/1960 3.98 05/30/1961 4.27 05/29/1962 8.90 07/13/1963 5.79 05/24/1965 6.63 08/12/1966 5.43 05/30/1967 7.89 04/03/1968 3.52 06/22/1969 5.71 04/12/1970 5.67 07/06/1971 3.63 07/14/1972 8.16 05/19/1973 5.49 05/21/1974 5.35 06/04/1975 6.57 09/08/1976 3.48 05/14/1977 5.11 07/05/1978 6.13 06/06/1979 3.73 08/09/1980 4.98 07/18/1981 3.62 05/11/1982 9.32 06/09/1983 7.34 05/26/1984 5.30 08/08/1985 4.61 09/02/1986 6.69 07/07/1987 6.01 09/12/1988 4.50 06/26/1989 3.67 05/08/1990 3.84 05/16/1991 6.40 08/24/1992 5.81 06/28/1993 9.03 06/18/1994 5.29 07/21/1995 6.17 09/07/1996 6.50 08/27/1997 4.39 09/29/1998 5.33 06/15/1999 5.20 10/25/2000 3.22 04/05/2001 7.50 08/26/2002 4.23 05/12/2004 5.86 05/25/2005 7.22 03/19/2006 4.53 09/30/2007 6.16 06/02/2008 7.33 05/30/2010 8.46 Duration: 30 days 06/26/1907 7.99 05/27/1908 7.79 06/21/1909 6.53 06/25/1910 4.10 09/25/1911 6.13 04/13/1912 4.97 03/13/1913 5.00 05/20/1914 8.28 05/21/1915 11.38 05/14/1916 7.28 04/27/1917 8.58 05/08/1918 4.62 05/31/1919 5.23 04/17/1920 6.98 07/17/1921 7.58 07/06/1922 7.49 06/08/1924 5.02 06/01/1925 8.65 05/18/1926 4.74 03/19/1927 8.18 06/22/1928 3.42 09/05/1929 8.76 08/15/1930 5.75 06/11/1931 3.84 05/26/1932 10.56 07/06/1933 7.10 09/01/1934 3.90 06/17/1935 5.75 05/27/1937 6.84 05/22/1939 4.90 06/04/1940 3.83 06/21/1941 5.98 04/24/1942 6.71 05/20/1943 4.47 05/17/1944 8.47 05/20/1945 5.85 09/08/1946 9.44 06/01/1947 9.97 07/20/1949 6.48 09/10/1950 6.12 05/30/1951 8.64 05/07/1952 3.86 04/29/1953 5.85 06/02/1954 7.92 05/26/1955 5.08 07/14/1956 2.89 05/09/1957 5.83 07/02/1958 8.04 10/07/1959 3.97 04/27/1960 5.81 07/20/1961 5.22 05/25/1962 12.58 07/05/1963 6.93 05/14/1965 8.31 08/12/1966 5.92 05/27/1967 9.00 09/21/1968 4.13 06/13/1969 6.00 04/12/1970 6.32 08/30/1971 5.18 07/14/1972 9.46 05/24/1973 6.69 05/11/1974 5.98 06/04/1975 6.68 05/12/1976 3.84 05/19/1977 6.81 06/25/1978 7.30 06/06/1979 4.87 08/09/1980 5.68 07/18/1981 4.41 05/10/1982 9.56 06/02/1983 7.51 05/27/1984 7.31 08/16/1985 6.40 08/26/1986 8.21 06/16/1987 8.24 07/08/1988 5.01 06/17/1989 5.74 05/08/1990 5.03 05/03/1991 8.07 08/04/1992 6.77 06/18/1993 11.61 06/07/1994 7.08 04/29/1995 8.75 05/19/1996 9.45 08/10/1997 5.50 06/07/1998 6.90 04/06/1999 7.74 05/18/2000 4.28 04/07/2001 9.70 09/06/2002 6.01 05/16/2004 7.31 05/25/2005 8.81 09/01/2006 5.13 09/25/2007 6.20 05/23/2008 10.05 05/23/2010 9.56 Duration: 45 days 06/09/1907 11.54 05/10/1908 10.08 05/12/1909 7.91 06/25/1910 4.89 09/03/1911 6.96 07/05/1912 6.60 03/10/1913 6.03 04/23/1914 11.86 05/24/1915 14.15 05/13/1916 9.73 04/16/1917 11.15 04/27/1918 5.55 05/31/1919 6.54 04/18/1920 9.37 07/04/1921 9.08 06/23/1922 9.83 06/08/1924 6.13 05/29/1925 10.04 05/07/1926 5.91 03/11/1927 8.90 06/10/1928 4.88 08/28/1929 9.46 09/01/1930 6.76 06/04/1931 4.45 05/26/1932 11.63 06/20/1933 8.02 05/02/1934 5.96 05/26/1935 8.18 05/19/1937 8.42 05/03/1939 5.65 04/24/1940 5.28 05/31/1941 7.83 04/24/1942 8.25 05/04/1943 5.23 05/02/1944 12.42 05/26/1945 7.23 09/03/1946 11.05 05/27/1947 11.34 07/07/1949 7.65 08/26/1950 6.37 05/13/1951 13.14 05/09/1952 5.96 04/25/1953 8.53 05/19/1954 8.61 05/23/1955 6.14 06/29/1956 3.83 05/04/1957 7.92 06/20/1958 8.39 10/01/1959 5.22 04/12/1960 7.58 07/10/1961 7.74 05/18/1962 15.87 06/14/1963 7.17 05/14/1965 9.29 07/08/1966 6.34 05/25/1967 9.23 03/26/1968 4.48 06/25/1969 6.58 04/12/1970 7.78 04/19/1971 5.50 06/17/1972 10.97 05/19/1973 7.70 05/10/1974 6.89 05/10/1975 8.25 04/16/1976 5.19 05/19/1977 8.22 07/05/1978 8.78 06/06/1979 5.56 07/20/1980 6.20 07/02/1981 6.22 05/05/1982 11.50 05/17/1983 8.63 05/27/1984 10.69 08/08/1985 8.58 08/26/1986 8.83 06/10/1987 9.41 06/30/1988 6.44 06/21/1989 6.43 05/08/1990 7.56 04/29/1991 10.36 07/25/1992 8.67 06/13/1993 14.18 06/04/1994 9.82 04/16/1995 11.88 05/03/1996 10.63 07/30/1997 6.64 06/04/1998 7.56 03/22/1999 8.81 05/18/2000 5.89 03/23/2001 10.81 08/04/2002 7.65 05/12/2004 8.51 05/08/2005 10.78 08/11/2006 6.57 03/25/2007 7.69 05/07/2008 10.47 06/10/2010 11.57 Duration: 60 days 05/25/1907 13.84 05/14/1908 11.54 05/14/1909 10.92 06/03/1910 5.49 08/19/1911 7.37 07/04/1912 7.52 04/03/1913 6.99 04/18/1914 12.47 05/20/1915 17.36 04/29/1916 10.00 04/15/1917 12.44 04/15/1918 6.21 04/30/1919 7.37 04/18/1920 11.58 07/14/1921 10.08 06/09/1922 10.98 06/12/1924 8.76 05/15/1925 10.50 08/07/1926 6.96 03/31/1927 11.25 06/10/1928 5.53 09/03/1929 11.52 08/15/1930 8.56 06/04/1931 4.92 05/26/1932 12.94 07/06/1933 10.04 05/02/1934 6.40 05/10/1935 10.80 05/19/1937 10.13 05/22/1939 7.31 04/16/1940 7.06 05/14/1941 9.83 04/24/1942 9.97 05/11/1943 5.54 04/14/1944 15.71 05/09/1945 8.27 09/03/1946 11.47 05/27/1947 12.46 07/13/1949 9.15 08/05/1950 7.98 05/14/1951 15.69 05/07/1952 7.27 04/24/1953 9.85 04/29/1954 10.46 05/18/1955 6.74 06/16/1956 4.49 04/18/1957 9.77 06/02/1958 9.81 09/16/1959 6.76 04/01/1960 9.53 05/30/1961 8.46 05/16/1962 19.40 06/02/1963 9.78 05/14/1965 11.57 06/22/1966 7.50 05/27/1967 9.45 04/03/1968 5.39 05/21/1969 7.37 04/12/1970 9.38 07/11/1971 6.94 06/04/1972 13.49 05/26/1973 11.08 04/11/1974 7.62 06/04/1975 8.88 04/07/1976 5.91 05/14/1977 9.88 06/17/1978 10.82 05/30/1979 7.50 07/06/1980 6.80 06/28/1981 7.42 05/12/1982 12.25 04/30/1983 11.33 05/12/1984 11.79 08/08/1985 9.48 08/26/1986 9.85 06/08/1987 10.41 08/03/1988 7.58 06/17/1989 7.05 04/25/1990 9.23 04/12/1991 11.35 06/27/1992 12.16 05/23/1993 16.37 05/23/1994 10.66 04/09/1995 13.88 04/21/1996 12.11 07/11/1997 8.19 06/07/1998 10.15 04/05/1999 9.76 05/08/2000 6.46 04/03/2001 11.35 08/09/2002 10.02 05/12/2004 9.54 04/16/2005 12.87 07/25/2006 8.08 08/21/2007 8.36 04/25/2008 12.99 05/30/2010 15.26