1920 07 27.32  17.95  22.64 
1920 08 26.75  19.79  23.27 
1920 09 24.24 -99.99 -99.99 
1920 11 16.04  10.96  13.50 
1920 12 13.89   8.30  11.09 
1921 01 13.17   6.80   9.98 
1921 02 14.04   9.18  11.61 
1921 03 14.87  10.53  12.70 
1921 05 20.00  13.14  16.57 
1921 06 24.11  16.21  20.16 
1922 07 26.32  18.82  22.57 
1923 01 13.96   6.46  10.21 
1923 02 16.39   8.17  12.28 
1923 04 17.52  10.81  14.16 
1924 02 14.48   7.78  11.13 
1924 04 18.95  11.44  15.19 
1924 05 24.56  14.67  19.61 
1926 02 17.08  10.83  13.95 
1926 03 17.37  10.24  13.81 
1926 04 19.12  11.24  15.18 
1926 06 99.99  15.12 -99.99 
1928 03 16.35 -99.99 -99.99 
1928 04 18.07 -99.99 -99.99 
1928 11 18.04 -99.99 -99.99 
1929 01 14.85 -99.99 -99.99 
1929 02 15.13 -99.99 -99.99 
1929 04 18.52 -99.99 -99.99 
1929 05 21.04 -99.99 -99.99 
1929 06 99.99  14.92 -99.99 
1929 08 27.23 -99.99 -99.99 
1929 09 99.99  16.44 -99.99 
1929 12 17.21 -99.99 -99.99 
1930 01 14.21 -99.99 -99.99 
1930 02 14.00 -99.99 -99.99 
1930 09 99.99  17.87 -99.99 
1931 04 99.99  10.92 -99.99 
1934 02 13.84 -99.99 -99.99 
1934 04 17.04 -99.99 -99.99 
1934 05 20.83 -99.99 -99.99 
1934 06 25.65  15.88  20.76 
1934 07 27.70  18.20  22.95 
1934 09 25.10  19.10  22.10 
1934 10 21.70  15.50  18.60 
1934 11 16.40   9.39  12.90 
1934 12 18.50   9.80  14.15 
1935 01 14.60   7.40  11.00 
1935 02 14.60   6.70  10.65 
1935 03 17.10  10.70  13.90 
1935 04 20.20  11.00  15.60 
1935 05 19.90  12.00  15.95 
1935 06 24.10  15.60  19.85 
1935 07 28.40  18.79  23.59 
1935 08 27.50  20.70  24.10 
1935 09 26.20  18.90  22.55 
1935 10 21.20  13.20  17.20 
1935 11 17.50  10.50  14.00 
1935 12 15.50   8.89  12.20 
1936 01 15.90  10.40  13.15 
1936 02 16.60  10.80  13.70 
1936 03 16.79   9.70  13.25 
1936 04 18.40  11.90  15.15 
1936 05 18.70  12.20  15.45 
1936 06 22.30  13.90  18.09 
1936 07 28.60  17.40  23.00 
1936 08 25.70  20.00  22.85 
1936 09 27.10  19.00  23.05 
1936 10 21.20  13.50  17.35 
1936 11 17.70   9.30  13.50 
1936 12 15.00   7.50  11.25 
1938 01  7.70   -.80   3.44 
1938 02  9.30    .80   5.05 
1938 03 10.70   7.70   9.20 
1938 04 12.10   9.00  10.55 
1938 05 12.90   9.60  11.25 
1938 06 18.20  15.00  16.60 
1938 07 19.00  13.00  16.00 
1938 08 19.40  15.50  17.45 
1938 09 16.20  12.00  14.10 
1938 10 14.20   6.00  10.10 
1938 11 13.60   7.00  10.30 
1938 12 10.10   5.00   7.55 
1939 01 17.79  10.90  14.35 
1939 02 15.80   9.10  12.45 
1939 03 17.00   9.20  13.10 
1939 04 17.79  10.80  14.29 
1939 05 18.90  12.30  15.60 
1939 06 22.90  14.20  18.54 
1939 07 26.20  17.20  21.70 
1939 08 27.40  17.90  22.65 
1939 09 25.10  16.50  20.80 
1939 10 21.80  13.70  17.75 
1939 11 18.40  10.10  14.25 
1939 12 16.00   9.89  12.95 
1940 01 18.29   7.40  12.85 
1940 02 18.20   9.39  13.80 
1940 03 20.10  11.20  15.65 
1940 04 21.70  10.10  15.90 
1940 05 23.20  13.00  18.10 
1940 06 26.00  19.29  22.65 
1940 07 29.40  19.70  24.55 
1940 08 30.90  18.79  24.84 
1940 09 27.70  17.50  22.60 
1940 10 24.10  14.60  19.35 
1940 11 20.90  10.70  15.79 
1940 12 18.60   6.80  12.70 
1943 01 17.50   8.10  12.80 
1943 02 17.00   7.10  12.05 
1943 03 17.29   9.30  13.29 
1943 04 20.50  12.80  16.65 
1943 05 23.90  14.80  19.35 
1943 06 28.00  19.00  23.50 
1943 07 29.60  20.29  24.95 
1943 08 30.20  20.90  25.55 
1943 09 27.10  16.70  21.90 
1943 10 23.40  14.10  18.75 
1943 11 20.20   9.70  14.95 
1943 12 17.10   9.70  13.40 
1944 01 17.20   7.60  12.40 
1944 02 17.20   5.54  11.37 
1944 03 18.04  10.12  14.08 
1944 04 21.66  11.74  16.70 
1944 05 23.13 -99.99 -99.99 
1944 06 26.92  17.81  22.36 
1944 07 28.97  18.67  23.82 
1944 08 28.63 -99.99 -99.99 
1944 09 26.70 -99.99 -99.99 
1944 10 99.99  13.25 -99.99 
1944 11 99.99  11.23 -99.99 
1945 02 99.99   7.70 -99.99 
1945 03 99.99   9.34 -99.99 
1945 04 22.54  12.79  17.66 
1945 05 25.50  13.52  19.51 
1945 06 99.99  18.00 -99.99 
1945 07 99.99  18.15 -99.99 
1945 08 29.12  19.15  24.13 
1945 09 28.12 -99.99 -99.99 
1946 05 21.59  13.30  17.44 
1946 06 25.03  17.24  21.13 
1946 07 29.04  20.26  24.65 
1946 08 30.04  19.39  24.71 
1946 09 27.97  17.78  22.87 
1946 10 25.72  15.19  20.45 
1946 11 20.45  12.44  16.44 
1946 12 17.44 -99.99 -99.99 
1947 01 16.27 -99.99 -99.99 
1947 02 17.37  10.35  13.86 
1947 03 20.29  11.00  15.65 
1947 04 19.69  11.88  15.78 
1947 05 22.71 -99.99 -99.99 
1947 06 28.52  16.95  22.74 
1947 07 29.72  19.48  24.59 
1947 08 30.83  19.11  24.97 
1947 09 28.32  18.15  23.23 
1947 10 25.07  15.62  20.34 
1947 11 23.07  11.00  17.03 
1947 12 19.07 -99.99 -99.99 
1948 01 18.29 -99.99 -99.99 
1948 02 19.67   9.72  14.69 
1948 03 19.00  10.28  14.64 
1948 04 20.79  11.17  15.98 
1948 05 22.63  12.20  17.41 
1948 06 28.07 -99.99 -99.99 
1948 07 28.56  18.81  23.68 
1948 08 31.59  18.96  25.28 
1948 09 28.70  17.00  22.85 
1948 10 25.30  11.50  18.40 
1948 11 21.40  10.80  16.10 
1948 12 19.60   9.80  14.70 
1949 01 16.60   7.70  12.15 
1949 02 17.79   8.50  13.15 
1949 03 18.10   9.80  13.95 
1949 04 20.90  12.20  16.54 
1949 05 22.90  13.80  18.35 
1949 06 27.40  16.50  21.95 
1949 07 30.50  19.79  25.15 
1949 08 31.20  21.80  26.50 
1949 09 29.60  19.00  24.30 
1949 10 26.50  16.00  21.25 
1949 11 22.00  11.30  16.65 
1949 12 17.70  10.00  13.85 
1950 01 17.70   8.10  12.90 
1950 02 19.29   9.80  14.54 
1950 03 19.79  10.50  15.15 
1950 04 21.70  11.70  16.70 
1950 05 23.30  14.10  18.70 
1950 06 26.90  17.70  22.30 
1950 07 32.09  21.40  26.75 
1950 08 32.50  21.70  27.10 
1950 09 29.50  18.60  24.05 
1950 10 25.20  16.20  20.70 
1950 11 23.30  12.60  17.95 
1950 12 17.29   9.20  13.25 
1951 01 16.90   8.00  12.45 
1951 02 17.50   8.20  12.85 
1951 03 19.10  10.70  14.90 
1951 04 21.70  11.20  16.45 
1951 05 23.00  13.00  18.00 
1951 06 26.30  17.29  21.80 
1951 07 30.20  20.00  25.10 
1951 08 30.80  19.40  25.09 
1951 09 28.00  17.79  22.90 
1951 10 23.90  13.70  18.79 
1951 11 20.60  13.40  17.00 
1951 12 17.90  11.00  14.45 
1952 01 16.50   7.80  12.15 
1952 02 17.10   8.10  12.60 
1952 03 21.70  10.40  16.04 
1952 04 21.00  11.40  16.20 
1952 05 24.00  13.20  18.60 
1952 06 29.10  17.90  23.50 
1952 07 30.70  19.10  24.90 
1952 08 30.70  20.00  25.35 
1952 09 27.10  16.90  22.00 
1952 10 26.30  15.30  20.80 
1952 11 22.00  10.60  16.29 
1952 12 18.90   9.50  14.20 
1953 01 15.70   7.10  11.40 
1953 02 17.20   8.00  12.60 
1953 03 17.10   9.80  13.45 
1953 04 21.20  11.20  16.20 
1953 05 26.70  14.10  20.40 
1953 06 29.60  17.40  23.50 
1953 07 31.80  20.00  25.90 
1953 08 31.80  20.70  26.25 
1953 09 30.80  18.60  24.70 
1953 10 23.29  13.63  18.46 
1953 11 20.40   8.39  14.40 
1953 12 17.71   8.39  13.06 
1954 01 13.13   4.23   8.68 
1954 02 14.27   4.85   9.56 
1954 03 17.46   8.06  12.76 
1954 04 17.10   8.54  12.82 
1954 05 24.48  11.57  18.02 
1954 06 28.19  13.70  20.94 
1954 07 31.34  16.76  24.05 
1954 08 31.92  16.76  24.34 
1954 09 30.36  15.85  23.10 
1954 10 26.15  10.97  18.56 
1954 11 21.69   9.34  15.51 
1954 12 15.88   5.79  10.83 
1955 01 17.23   8.06  12.64 
1955 02 18.41   8.37  13.39 
1955 03 17.36   6.93  12.14 
1955 04 21.24   8.43  14.83 
1955 05 26.21  13.30  19.75 
1955 06 28.07  15.34  21.70 
1955 07 33.00  18.93  25.96 
1955 08 33.03  19.40  26.21 
1955 09 29.31  15.43  22.37 
1955 10 24.67  12.55  18.61 
1955 11 20.71   9.55  15.12 
1955 12 17.64   7.34  12.49 
1956 01 15.58   6.00  10.79 
1956 02 12.04   2.88   7.46 
1956 03 17.81   6.66  12.23 
1956 04 19.37   9.22  14.30 
1956 05 22.93  10.13  16.53 
1956 06 27.73  13.45  20.59 
1956 07 32.00  16.03  24.01 
1956 08 33.27  17.90  25.58 
1956 09 30.26  15.45  22.85 
1956 10 25.77  12.00  18.88 
1956 11 17.34   5.30  11.32 
1956 12 15.37   3.04   9.20 
1957 01 14.00   2.00   8.00 
1957 02 20.54   4.89  12.71 
1957 03 99.99   8.37 -99.99 
1957 04 17.82   8.71  13.26 
1957 05 23.03  10.50  16.76 
1957 06 26.52  12.93  19.72 
1957 07 32.30  17.12  24.71 
1957 08 33.55  18.45  26.00 
1957 09 31.33  16.37  23.85 
1957 10 23.13  11.53  17.33 
1957 11 17.75   8.31  13.03 
1957 12 13.90   3.83   8.86 
1958 01 14.42   5.42   9.92 
1958 02 19.58   8.00  13.79 
1958 03 18.74   5.45  12.09 
1958 04 20.28   6.55  13.41 
1958 05 26.43  11.54  18.98 
1958 06 27.97  14.00  20.98 
1958 07 31.84  16.07  23.95 
1958 08 32.87  18.39  25.63 
1958 09 33.27  16.37  24.82 
1958 10 23.45  10.94  17.19 
1958 11 16.70   8.57  12.63 
1959 01 17.61  10.08  13.84 
1959 02 16.17   9.25  12.71 
1959 03 18.95 -99.99 -99.99 
1959 05 22.27 -99.99 -99.99 
1959 09 27.60  18.07  22.83 
1959 10 24.15  15.93  20.04 
1959 11 99.99  11.12 -99.99 
1959 12 17.89 -99.99 -99.99 
1960 01 16.81   9.34  13.07 
1960 02 18.45   9.52  13.99 
1960 03 18.75  11.19  14.96 
1960 04 21.32  11.56  16.44 
1960 05 23.12  14.38  18.75 
1960 06 26.78  18.31  22.54 
1960 07 30.00 -99.99 -99.99 
1960 08 30.75  19.95  25.35 
1961 01 15.71 -99.99 -99.99 
1961 02 17.52  10.74  14.13 
1961 03 17.54  11.75  14.65 
1961 04 22.42  12.64  17.53 
1961 05 24.68  15.50  20.09 
1961 08 29.52 -99.99 -99.99 
1961 09 28.10  20.07  24.08 
1961 10 24.41  15.10  19.75 
1961 11 19.70  12.97  16.33 
1961 12 99.99  11.17 -99.99 
1962 01 17.87   9.74  13.80 
1962 02 17.79   7.61  12.70 
1962 03 18.54  11.29  14.92 
1962 04 20.10  12.45  16.27 
1962 05 23.40  13.90  18.65 
1962 06 24.07  16.57  20.32 
1962 07 30.06  20.14  25.09 
1962 08 30.67  21.33  26.00 
1962 09 29.48  20.59  25.03 
1962 10 24.66  17.58  21.12 
1962 11 18.36  10.45  14.40 
1962 12 17.73  10.50  14.11 
1963 01 99.99  11.62 -99.99 
1963 02 16.29   9.14  12.72 
1963 03 18.93  11.07  15.00 
1963 04 20.33  12.28  16.30 
1963 05 22.00  13.90  17.95 
1963 06 26.13  16.83  21.48 
1963 07 30.13  20.00  25.06 
1963 08 30.36  20.03  25.19 
1963 09 26.83  17.11  21.97 
1963 10 24.48  16.27  20.37 
1963 11 21.07  12.89  16.98 
1963 12 17.33  10.41  13.87 
1964 01 16.29  10.42  13.35 
1964 02 17.42  10.10  13.76 
1964 03 19.96  11.73  15.85 
1964 04 19.00  11.80  15.40 
1964 05 24.33  15.80  20.06 
1964 06 25.64  17.03  21.33 
1965 05 24.54  16.04  20.29 
1965 06 27.52  19.57  23.54 
1965 07 30.30 -99.99 -99.99 
1965 08 29.50  19.93  24.71 
1965 09 25.96 -99.99 -99.99 
1966 01 18.48  10.18  14.33 
1966 02 19.09  11.00  15.04 
1966 06 27.00 -99.99 -99.99 
1966 07 30.14 -99.99 -99.99 
1967 06 25.62 -99.99 -99.99 
1967 09 28.35 -99.99 -99.99 
1968 06 26.00 -99.99 -99.99 
1968 07 29.46 -99.99 -99.99 
1968 08 30.37 -99.99 -99.99 
1978 03 18.39  10.18  14.28 
1978 05 20.15  12.81  16.48 
1978 08 28.62 -99.99 -99.99 
1978 09 26.88  19.20  23.04 
1978 10 22.64  14.73  18.68 
1995 01 24.20  16.70  20.45 
1995 03 19.20  11.30  15.25 
1995 05 24.20  16.70  20.45 
1995 06 25.70  18.29  22.00 
1995 08 30.30  21.70  26.00 
1995 09 27.00  18.00  22.50 
1995 10 23.70  17.50  20.60 
1995 11 22.10  13.90  18.00 
1995 12 19.29  12.50  15.90 
1996 01 17.79  11.90  14.85 
1996 02 16.10   9.70  12.90 
1996 03 18.20  11.50  14.85 
1996 04 20.70  13.40  17.04 
1996 05 22.10  14.60  18.35 
1996 06 25.60  18.79  22.20 
1996 07 28.30  20.40  24.34 
1996 08 30.00  20.20  25.10 
1996 09 26.10  18.29  22.20 
1996 10 23.30  14.90  19.09 
1996 11 20.40  13.40  16.90 
1996 12 18.20  12.10  15.15 
1997 01 16.90  11.40  14.15 
1997 02 19.50  11.20  15.35 
1997 03 20.10   6.10  13.10 
1997 04 21.30  14.20  17.75 
1997 05 24.50  15.20  19.85 
1997 06 28.20  18.50  23.35 
1997 07 27.80  19.00  23.40 
1997 08 29.00  20.70  24.85 
1997 09 27.00  20.10  23.55 
1997 10 25.80  18.00  21.90 
1997 11 21.70  14.50  18.10 
1997 12 18.90  11.80  15.35 
1998 01 18.00  10.50  14.25 
1998 02 17.50  12.70  15.10 
1998 03 20.00  11.50  15.75 
1998 04 20.70  12.70  16.70 
1998 05 22.50  14.50  18.50 
1998 06 27.50  17.90  22.70 
1998 07 30.10  20.90  25.50 
1998 08 29.40  21.20  25.30 
1998 09 27.80  20.20  24.00 
1998 10 23.40  15.10  19.25 
1998 11 22.10  13.30  17.70 
1998 12 17.90   9.00  13.45 
1999 01 17.29   8.50  12.90 
1999 02 17.70   8.80  13.25 
1999 03 18.60  10.70  14.65 
1999 04 21.80  12.50  17.15 
1999 05 24.30  15.90  20.09 
1999 06 27.70  18.50  23.10 
1999 07 30.10  20.90  25.50 
1999 08 30.90  21.50  26.20 
1999 09 26.70 -99.99 -99.99 
1999 10 23.50  17.29  20.40 
1999 11 19.60  11.70  15.65 
1999 12 17.60  11.20  14.40 
2000 01 15.90   8.10  12.00 
2000 02 19.40   9.89  14.65 
2000 03 19.79  12.00  15.90 
2000 04 19.90  11.80  15.85 
2000 05 22.70  15.40  19.04 
2000 06 27.20  18.79  23.00 
2000 07 29.80  20.20  25.00 
2000 08 29.70  21.20  25.45 
2000 09 27.40  19.29  23.34 
2000 10 22.90  15.50  19.20 
2000 11 20.00  12.30  16.15 
2000 12 18.79  10.50  14.65 
2001 01 18.20  10.60  14.40 
2001 02 18.29  14.00  16.15 
2001 03 21.10  12.70  16.90 
2001 04 22.20  13.50  17.85 
2001 05 23.30  14.70  19.00 
2001 06 28.80  19.00  23.90 
2001 08 30.70  21.60  26.15 
2001 09 27.80  19.60  23.70 
2001 10 24.60  17.00  20.80 
2001 11 18.70  11.80  15.25 
2001 12 17.20  10.80  14.00 
2002 01 18.10  11.10  14.60 
2002 02 19.40  10.10  14.75 
2002 03 18.90  11.20  15.04 
2002 05 22.50  14.30  18.40 
2002 06 26.60  18.20  22.40 
2002 07 29.80  20.50  25.15 
2002 08 29.80  20.10  24.95 
2002 09 27.10  18.70  22.90 
2002 10 24.00  16.50  20.25 
2002 11 22.00  13.90  17.95 
2002 12 19.10  11.70  15.40 
2003 01 17.50   9.20  13.35 
2003 03 18.10  12.70  15.40 
2003 04 21.00  13.10  17.04 
2003 05 23.20  15.60  19.40 
2003 07 32.40  23.30  27.85 
2003 08 31.80  22.80  27.30 
2003 09 27.90  20.40  24.15 
2003 10 23.70  17.60  20.65 
2003 11 20.29  13.30  16.79 
2003 12 17.79  10.20  14.00 
2004 01 18.50  10.70  14.60 
2004 02 17.50  11.60  14.55 
2004 03 19.20  10.80  15.00 
2004 05 21.10  13.60  17.35 
2004 07 29.60  20.70  25.15 
2004 08 31.00  21.90  26.45 
