1937 12 25.27 -32.33 -28.80 
1938 01 24.50 -30.83 -27.66 
1938 02 22.75 -32.18 -27.46 
1938 03 -7.83 -25.20 -16.51 
1938 04 -1.84 -22.41 -12.12 
1938 05 10.32  -2.25   4.03 
1938 06 15.87   2.89   9.38 
1938 07 22.08   9.96  16.02 
1938 08 14.47   4.98   9.72 
1938 09 14.81   4.81   9.81 
1938 10   .97  -5.10  -2.06 
1938 11 11.37 -17.48 -14.42 
1938 12 18.84 -25.48 -22.16 
1939 01 25.62 -31.02 -28.32 
1939 02 28.33 -37.33 -32.83 
1939 03 19.43 -30.60 -25.01 
1939 04  -.19 -10.89  -5.54 
1939 05 10.86  -1.40   4.73 
1939 06 17.76   4.07  10.91 
1939 07 18.91   7.11  13.01 
1939 08 14.61   5.23   9.92 
1939 10 -5.75 -11.70  -8.72 
1939 11 15.87 -24.19 -20.03 
1939 12 19.06 -25.57 -22.31 
1940 01 22.57 -30.57 -26.57 
1940 02 20.49 -29.11 -24.80 
1940 03 12.85 -25.61 -19.23 
1940 04  1.17 -17.32  -8.07 
1940 05  5.34  -4.51    .41 
1940 06 10.67    .67   5.67 
1942 09  6.72   1.14   3.92 
1942 10  1.89  -2.73   -.42 
1942 11 99.99 -19.09 -99.99 
1942 12 99.99 -28.72 -99.99 
1943 01 99.99 -29.85 -99.99 
1943 02 18.17 -25.58 -21.87 
1943 03 17.54 -26.02 -21.78 
1943 04 -2.48 -12.22  -7.35 
1943 05  5.35  -4.12    .61 
1943 09  8.75   2.34   5.55 
1943 10  3.08  -1.83    .62 
1943 11 -5.13 -11.24  -8.18 
1943 12 15.33 -23.74 -19.53 
1944 01 18.29 -23.55 -20.92 
1944 02 21.57 -29.16 -25.36 
1944 03 14.44 -24.55 -19.49 
1944 04   .85  -9.26  -4.20 
1944 05  6.14  -4.25    .94 
1944 06 15.23   5.04  10.13 
1944 07 14.07   6.76  10.41 
1944 08 14.34   6.06  10.20 
1944 09  7.43   1.73   4.58 
1944 10  1.97  -4.94  -1.48 
1944 11 11.06 -17.32 -14.19 
1944 12 13.40 -22.64 -18.02 
1945 01 20.19 -26.85 -23.52 
1945 02 19.95 -27.70 -23.83 
1945 03 12.42 -21.04 -16.73 
1945 04 11.67 -21.27 -16.47 
1945 05  4.71  -5.48   -.38 
1945 06 15.60   5.80  10.70 
1945 07 16.58   7.75  12.16 
1945 08 13.46   6.69  10.07 
1945 09  5.45    .85   3.15 
1945 10   .83  -3.13  -1.15 
1945 11 14.88 -20.48 -17.68 
1945 12 20.19 -25.82 -23.00 
1946 01 24.37 -30.06 -27.21 
1946 02 27.26 -34.45 -30.85 
1946 03 11.09 -19.65 -15.37 
1946 04 -2.77 -12.20  -7.48 
1946 05  6.29  -1.75   2.27 
1946 06 14.97   5.86  10.41 
1946 07 18.17   9.28  13.72 
1946 08 17.78   9.66  13.72 
1946 09  6.56   2.00   4.27 
1946 10 -2.95  -8.05  -5.50 
1946 11 12.81 -19.11 -15.96 
1946 12 26.90 -31.45 -29.17 
1947 01 26.23 -31.98 -29.10 
1947 02 99.99 -31.60 -99.99 
1947 03 11.26 -18.83 -15.04 
1947 04 -8.20 -17.81 -13.00 
1947 05  3.16  -6.13  -1.48 
1947 06 10.14   2.25   6.20 
1947 07 14.01   4.82   9.41 
1947 08 10.07   3.85   6.96 
1947 09  7.22   1.45   4.33 
1947 10  1.38  -3.03   -.82 
1947 11 -9.80 -16.01 -12.90 
1947 12 17.21 -22.96 -20.09 
1948 01 19.41 -25.63 -22.52 
1948 02 21.88 -30.01 -25.94 
1948 03 18.69 -27.42 -23.05 
1948 04 -9.17 -19.12 -14.15 
1948 05  8.39   -.79   3.80 
1948 06 14.21   4.76   9.48 
1948 07 20.52  10.31  15.41 
1948 08 16.58   8.75  12.66 
1948 09  8.93   3.16   6.04 
1948 10  2.03  -4.26  -1.11 
1948 11 10.68 -16.07 -13.37 
1948 12 22.61 -28.67 -25.64 
1949 01 21.69 -28.87 -25.28 
1949 02 26.49 -33.09 -29.79 
1949 03 11.36 -20.00 -15.68 
1949 04 -3.19 -12.38  -7.78 
1949 05  1.74  -5.63  -1.94 
1949 06  9.52   1.11   5.31 
1949 07 15.74   6.51  11.12 
1949 08 16.71   9.64  13.18 
1949 09 12.15   5.55   8.85 
1949 10 -1.22  -6.14  -3.67 
1949 11 -7.33 -11.83  -9.58 
1949 12 18.94 -24.36 -21.65 
1950 01 27.19 -33.77 -30.48 
1950 02 23.81 -30.16 -26.98 
1950 03 13.93 -21.83 -17.88 
1950 04 -5.81 -15.72 -10.76 
1950 05  6.69  -1.79   2.45 
1950 06 13.24   3.91   8.57 
1950 07 14.88   5.71  10.29 
1950 08 10.34   3.70   7.02 
1950 09 10.34   2.98   6.66 
1950 10 -3.28  -8.07  -5.67 
1950 11 12.02 -19.39 -15.70 
1950 12 19.95 -26.45 -23.20 
1951 01 24.01 -31.63 -27.82 
1951 02 22.62 -32.59 -27.61 
1951 03 19.29 -28.28 -23.78 
1951 04 -6.55 -16.45 -11.50 
1951 05  6.56  -1.56   2.50 
1951 06 12.20   1.76   6.98 
1951 07 15.32   4.89  10.10 
1951 08 18.46   9.35  13.91 
1951 09  8.74   2.08   5.41 
1951 10 -1.97  -8.01  -4.99 
1951 11 12.97 -19.99 -16.48 
1951 12 21.11 -29.28 -25.19 
1952 01 26.52 -34.61 -30.56 
1952 02 22.01 -30.83 -26.42 
1952 03 13.68 -23.76 -18.72 
1952 04   .-1 -10.86  -5.43 
1952 05  8.07   -.77   3.65 
1952 06 13.28   4.63   8.95 
1952 07 15.96   7.52  11.74 
1952 08 11.11   5.02   8.06 
1952 09  5.80    .26   3.03 
1952 10  -.15  -4.98  -2.56 
1952 11 -7.72 -12.88 -10.30 
1952 12 14.06 -19.92 -16.99 
1953 01 25.91 -30.77 -28.34 
1953 02 16.64 -23.79 -20.21 
1953 03 13.31 -20.92 -17.11 
1953 04 -2.69 -11.57  -7.13 
1953 05  6.16  -2.28   1.94 
1953 06 12.56   3.84   8.20 
1953 07 15.61   6.65  11.13 
1953 08 15.23   7.74  11.48 
1953 09  8.64   4.01   6.32 
1953 10   .-5  -4.05  -2.05 
1953 11 -8.31 -13.15 -10.73 
1953 12 18.60 -23.26 -20.93 
1954 01 25.83 -32.81 -29.32 
1954 02 19.90 -28.72 -24.31 
1954 03 12.69 -20.44 -16.56 
1954 04 13.42 -22.96 -18.18 
1954 05  6.60  -2.15   2.22 
1954 06 13.76   3.97   8.86 
1954 07 18.85  10.22  14.54 
1954 08 21.25  14.09  17.67 
1954 09  8.55   3.36   5.95 
1954 10  -.82  -5.96  -3.39 
1954 11 -7.73 -13.79 -10.76 
1954 12 18.89 -26.35 -22.62 
1955 01 21.40 -27.74 -24.57 
1955 02 25.80 -32.62 -29.21 
1955 03 21.77 -30.76 -26.26 
1955 04 -4.41 -13.29  -8.85 
1955 05  6.49  -2.84   1.82 
1955 06 18.71   6.92  12.82 
1955 07 17.45   6.93  12.19 
1955 08 13.10   5.60   9.35 
1955 09  7.51   2.23   4.87 
1955 10  1.50  -2.89   -.69 
1955 11 17.08 -22.86 -19.97 
1955 12 24.17 -30.99 -27.58 
1956 01 23.78 -31.35 -27.56 
1956 02 26.46 -34.18 -30.32 
1956 03 14.53 -23.76 -19.14 
1956 04 -8.38 -18.84 -13.61 
1956 05  3.96  -4.75   -.39 
1956 06 14.00   5.56   9.78 
1956 07 18.49   8.33  13.41 
1956 08 12.05   3.76   7.90 
1956 09  5.28  -1.07   2.10 
1956 10 -6.18 -11.75  -8.96 
1956 11 10.96 -17.12 -14.04 
1956 12 23.43 -29.92 -26.67 
1957 01 19.27 -28.17 -23.72 
1957 02 26.11 -33.43 -29.77 
1957 03 12.23 -19.29 -15.76 
1957 04 -4.98 -13.69  -9.33 
1957 05  2.47  -4.94  -1.23 
1957 06 10.39   1.42   5.90 
1957 07 15.41   6.30  10.85 
1957 08 17.71   8.10  12.91 
1957 09  8.04   2.83   5.43 
1957 10   .74  -4.23  -1.74 
1957 11 12.72 -18.21 -15.46 
1957 12 22.90 -28.08 -25.49 
1958 01 20.10 -25.92 -23.01 
1958 02 28.54 -35.11 -31.82 
1958 03 13.93 -22.50 -18.21 
1958 04 -7.13 -16.06 -11.59 
1958 05  6.03  -2.11   1.95 
1958 06 13.57   4.75   9.16 
1958 07 16.35   7.79  12.07 
1958 08 17.11   9.93  13.52 
1958 09  8.76   3.84   6.30 
1958 10  -.79  -5.18  -2.98 
1958 11 13.22 -17.95 -15.58 
1958 12 20.12 -26.15 -23.13 
1959 01 27.55 -34.34 -30.94 
1959 02 19.51 -28.43 -23.97 
1959 03 16.54 -26.46 -21.50 
1959 04 -7.72 -19.00 -13.36 
1959 05  2.02  -6.99  -2.48 
1959 06  9.56   1.35   5.45 
1959 07 14.45   5.07   9.76 
1959 08 10.16   4.56   7.35 
1959 09  6.53   2.19   4.36 
1959 10 -3.60  -8.22  -5.91 
1959 11 13.41 -19.64 -16.52 
1959 12 14.84 -24.11 -19.47 
1960 01 23.09 -32.12 -27.60 
1960 02 20.45 -27.64 -24.04 
1960 03 19.33 -27.54 -23.43 
1960 04 -2.35 -11.85  -7.10 
1960 05  6.66  -1.02   2.82 
1960 06 18.09   8.21  13.15 
1960 07 15.76   7.39  11.57 
1960 08 12.69   6.56   9.62 
1960 09  6.73   2.07   4.40 
1960 10 -2.79  -6.71  -4.75 
1960 11 15.40 -21.90 -18.65 
1960 12 17.74 -25.11 -21.42 
1961 01 23.48 -29.91 -26.69 
1967 11 -8.60 -15.30 -11.95 
1967 12 16.04 -22.13 -19.08 
1968 01 25.52 -31.69 -28.60 
1968 02 99.99 -27.47 -99.99 
1968 04 -6.67 -15.95 -11.31 
1968 05  4.03  -4.29   -.12 
1968 06 15.08   6.27  10.67 
1968 07 14.64   6.59  10.61 
1968 08 13.06   6.45   9.75 
1968 09  6.65   1.87   4.26 
1968 10   .32  -3.14  -1.41 
1968 11 -8.47 -14.87 -11.67 
1968 12 20.69 -26.42 -23.55 
1969 01 27.37 -32.87 -30.12 
1969 02 17.12 -25.36 -21.24 
1969 03 14.93 -22.70 -18.81 
1969 04 -1.45  -8.88  -5.16 
1969 05  3.85  -3.50    .17 
1969 06 12.23   3.20   7.71 
1969 07 18.37   7.63  13.00 
1969 08 13.23   5.55   9.38 
1969 09  7.45   2.10   4.77 
1969 10  2.75  -1.95    .39 
1969 11 13.26 -18.91 -16.08 
1969 12 11.64 -16.79 -14.21 
1970 01 24.03 -29.18 -26.60 
1970 02 99.99 -31.13 -99.99 
1970 03 14.89 -23.80 -19.34 
1970 04 -3.07 -12.87  -7.97 
1970 05  5.21  -3.33    .94 
1970 06 14.45   4.15   9.30 
1970 07 18.56   9.67  14.11 
1970 08 14.62   7.15  10.88 
1970 09  5.98   1.63   3.80 
1970 10  -.63  -5.04  -2.83 
1970 11 11.31 -16.94 -14.12 
1970 12 23.41 -28.76 -26.08 
1971 01 99.99 -33.52 -99.99 
1971 02 21.71 -28.28 -24.99 
1971 03 14.89 -22.38 -18.63 
1971 04 -5.14 -14.68  -9.91 
1971 05  7.76   -.91   3.42 
1971 06 17.21   7.33  12.27 
1971 07 16.96   8.31  12.64 
1971 08 13.16   6.66   9.91 
1971 09  8.08   2.91   5.49 
1971 10  1.24  -3.21   -.98 
1971 11 12.72 -18.07 -15.39 
1971 12 21.87 -28.76 -25.31 
1972 01 99.99 -33.37 -99.99 
1972 02 26.58 -34.86 -30.72 
1972 03 16.33 -23.83 -20.08 
1972 04 -8.68 -17.91 -13.29 
1972 05  2.78  -5.43  -1.32 
1972 06 15.23   5.16  10.19 
1972 07 15.22   6.22  10.72 
1972 08 15.35   7.47  11.41 
1972 09  3.31  -1.08   1.11 
1972 10 -2.15  -7.91  -5.02 
1972 11 12.48 -17.54 -15.01 
1972 12 20.21 -26.97 -23.59 
1973 01 20.62 -29.75 -25.18 
1973 02 23.35 -30.91 -27.13 
1973 03 16.69 -24.02 -20.35 
1973 04 -3.16 -12.61  -7.88 
1973 05 12.78   3.28   8.03 
1973 06 18.68   8.85  13.77 
1973 07 19.29  10.00  14.64 
1973 08 14.27   7.31  10.79 
1973 09 11.41   5.28   8.34 
1973 10  1.25  -2.50   -.62 
1973 11 11.33 -15.37 -13.35 
1973 12 18.04 -24.64 -21.34 
1974 01 24.97 -31.52 -28.24 
1974 02 25.23 -33.12 -29.17 
1974 03 20.67 -29.71 -25.18 
1974 04 -8.46 -18.25 -13.35 
1974 05  4.57  -4.42    . 7 
1974 06 14.90   5.06   9.97 
1974 07 17.57   7.76  12.66 
1974 08 12.95   5.61   9.28 
1974 09  6.11    .72   3.41 
1977 02 16.50 -99.99 -99.99 
