1939 01 17.46 -25.30 -21.38 
1939 02 15.48 -22.10 -18.79 
1939 03 11.42 -19.62 -15.52 
1939 04 -7.78 -14.72 -11.25 
1939 05 -3.58 -10.24  -6.91 
1939 06  7.48    .38   3.93 
1939 07 11.67   6.12   8.89 
1939 08  5.16    .68   2.91 
1939 09 -2.02  -5.52  -3.77 
1939 10 -6.14 -10.18  -8.16 
1939 11 -5.72 -12.27  -8.99 
1939 12 12.53 -17.27 -14.90 
1940 01 20.97 -27.59 -24.28 
1940 02 13.72 -20.77 -17.24 
1940 03 14.77 -21.49 -18.13 
1940 04 -7.00 -12.94  -9.96 
1940 05 -4.55 -10.55  -7.55 
1940 06  4.94   -.49   2.23 
1940 08 13.10   7.09  10.09 
1940 09  5.71   1.51   3.61 
1940 10 -8.07 -12.86 -10.46 
1940 11 -8.99 -14.21 -11.60 
1940 12 18.23 -23.85 -21.04 
1941 01 19.87 -26.58 -23.23 
1941 02 13.78 -20.29 -17.03 
1941 03 17.58 -23.63 -20.60 
1941 04 10.82 -17.08 -13.95 
1941 05  -.39  -4.87  -2.63 
1941 06  6.12    . 5   3.08 
1941 07  6.53    .85   3.69 
1941 08  8.84   3.72   6.28 
1941 09  1.09  -2.58   -.74 
1941 10 -4.25  -9.01  -6.63 
1941 11 10.31 -16.52 -13.41 
1941 12 17.50 -23.52 -20.51 
1942 01 14.55 -20.35 -17.45 
1942 02 13.96 -21.78 -17.87 
1942 03 20.33 -28.02 -24.17 
1942 04 -9.00 -15.64 -12.32 
1942 05 -1.74  -7.58  -4.66 
1942 06  8.32   2.29   5.30 
1942 07 12.30   6.53   9.41 
1942 08  8.43   3.31   5.87 
1942 09  3.58   -.90   1.33 
1942 10 -7.95 -12.62 -10.28 
1942 11 10.70 -17.59 -14.14 
1942 12 12.56 -18.85 -15.70 
1943 01 16.39 -23.40 -19.89 
1943 02 10.52 -16.31 -13.41 
1943 03 12.37 -20.43 -16.40 
1943 04 -4.55 -10.30  -7.42 
1943 05  1.81  -5.72  -1.95 
1943 06  8.09   1.72   4.90 
1943 07 14.34   7.62  10.98 
1943 08 10.75   5.47   8.10 
1943 09  4.67    .12   2.39 
1943 10 -5.15  -9.66  -7.40 
1943 11 -6.15 -12.37  -9.26 
1943 12 12.47 -18.17 -15.32 
1944 01 13.26 -18.73 -15.99 
1944 02 10.50 -16.28 -13.39 
1944 03 11.38 -18.43 -14.90 
1944 04 -6.22 -12.49  -9.35 
1944 05 -2.43  -8.31  -5.37 
1944 06  4.69  -1.00   1.84 
1944 07 12.06   6.14   9.10 
1944 08  6.86   1.75   4.30 
1944 09  4.19   -.19   2.00 
1944 10   .-2  -4.65  -2.33 
1944 11 -7.49 -14.10 -10.79 
1944 12 -8.31 -14.52 -11.41 
1945 01 12.44 -19.04 -15.74 
1945 02 15.71 -21.34 -18.52 
1945 03 16.19 -22.24 -19.21 
1945 04 -7.79 -12.06  -9.92 
1945 05 -1.59  -6.23  -3.91 
1945 06  9.57   2.17   5.87 
1945 07 10.31   4.42   7.37 
1945 08 13.15   7.25  10.20 
1945 09  3.79    .33   2.06 
1945 10 -6.22  -9.55  -7.88 
1945 11 15.66 -21.09 -18.37 
1945 12 14.13 -20.12 -17.12 
1946 01 15.35 -21.89 -18.61 
1946 02 17.76 -22.78 -20.27 
1946 03 12.78 -17.99 -15.38 
1946 04 -6.77 -12.34  -9.55 
1946 05 -4.23 -10.09  -7.16 
1946 06  1.60  -3.48   -.94 
1946 07  9.41   3.59   6.50 
1946 08 12.05   6.28   9.16 
1946 09  2.23  -2.24    . 0 
1946 10 -7.81 -12.29 -10.05 
1946 11 12.02 -18.12 -15.07 
1946 12 11.86 -18.50 -15.18 
1947 01 12.56 -19.83 -16.19 
1947 02 19.51 -25.06 -22.28 
1947 03 14.31 -21.19 -17.75 
1947 04 -5.70 -11.32  -8.51 
1947 05 -4.48  -9.72  -7.10 
1947 06  5.65  -1.00   2.32 
1947 07  7.58   2.15   4.86 
1947 08  9.37   4.14   6.75 
1947 09  2.97  -1.94    .51 
1947 10 -2.84  -6.65  -4.74 
1947 11 12.79 -17.20 -15.00 
1947 12 11.95 -19.08 -15.51 
1948 01 16.15 -22.01 -19.08 
1948 02 15.67 -23.41 -19.54 
1948 03 14.88 -22.07 -18.47 
1948 04 -6.67 -12.68  -9.67 
1948 05  1.94  -6.52  -2.29 
1948 06  7.90    .14   4.02 
1948 07 10.62   4.92   7.77 
1948 08  8.34   2.78   5.56 
1948 09  4.94    .96   2.95 
1948 10 -3.19  -7.33  -5.26 
1948 11 -8.72 -13.69 -11.20 
1948 12 17.10 -24.02 -20.56 
1949 01 11.66 -18.15 -14.90 
1949 02 19.34 -26.13 -22.73 
1949 03 10.13 -17.85 -13.99 
1949 04 -3.42 -10.33  -6.87 
1949 05 -4.82 -10.51  -7.66 
1949 06  1.80  -3.56   -.88 
1949 07  7.77   1.21   4.48 
1949 08 11.37   5.01   8.19 
1949 09  -.36  -4.65  -2.50 
1949 10 -4.67  -9.37  -7.02 
1949 11 10.02 -17.35 -13.68 
1949 12 14.88 -21.75 -18.31 
1950 01 17.87 -24.35 -21.11 
1950 02 16.54 -22.70 -19.62 
1950 03 10.36 -16.75 -13.55 
1950 04 -3.85  -9.85  -6.85 
1950 05 -2.44  -8.39  -5.42 
1950 06  6.82    .66   3.74 
1950 07 11.31   5.07   8.19 
1950 08  7.21   2.65   4.93 
1950 09  3.02    .-7   1.47 
1950 10 -2.33  -7.42  -4.87 
1950 11 -8.87 -15.99 -12.43 
1950 12 11.85 -18.75 -15.30 
1951 01 15.02 -22.07 -18.54 
1951 02 16.87 -25.17 -21.02 
1951 03 11.83 -19.32 -15.57 
1951 04 -1.02  -7.27  -4.14 
1951 05 -5.39 -10.30  -7.84 
1951 06  3.68  -2.67    .50 
1951 07 12.50   5.89   9.19 
1951 08  9.14   2.88   6.01 
1951 09  3.70   -.26   1.72 
1951 10 -3.24  -7.74  -5.49 
1951 11 11.22 -17.46 -14.34 
1951 12 11.78 -17.51 -14.64 
1952 01 13.41 -20.25 -16.83 
1952 02 -8.04 -14.92 -11.48 
1952 03 15.91 -23.27 -19.59 
1952 04 -8.79 -14.40 -11.59 
1952 05 -5.06 -11.05  -8.05 
1952 06  5.43  -1.28   2.07 
1952 07 13.15   6.30   9.72 
1952 08  6.70   2.13   4.41 
1952 09  3.59   -.35   1.62 
1952 10 -8.28 -12.67 -10.47 
1952 11 11.47 -17.85 -14.66 
1952 12 17.65 -23.67 -20.66 
1953 01 16.58 -22.79 -19.68 
1953 02 15.23 -21.88 -18.55 
1953 03 16.12 -23.61 -19.86 
1953 04 -1.64  -8.82  -5.23 
1953 05 -1.27  -8.27  -4.77 
1953 06  9.72   2.45   6.08 
1953 07 13.43   7.21  10.32 
1953 08 12.48   7.63  10.05 
1953 09  -.31  -4.14  -2.22 
1953 10 -5.51 -10.24  -7.87 
1953 11 12.37 -18.71 -15.54 
1953 12 -7.87 -14.83 -11.35 
1954 01 13.63 -20.84 -17.23 
1954 02 16.02 -23.42 -19.72 
1954 03 11.29 -18.86 -15.07 
1954 04 -4.96 -11.10  -8.03 
1954 05 -2.27  -7.40  -4.83 
1954 06  6.42    .48   3.45 
1954 07 15.39   9.08  12.23 
1954 08  7.36   3.05   5.20 
1954 09  3.23   -.54   1.34 
1954 10 -2.97  -7.17  -5.07 
1954 11 -9.54 -16.56 -13.04 
1954 12 -9.43 -16.87 -13.15 
1955 01 12.85 -18.10 -15.47 
1955 02 18.60 -25.05 -21.82 
1955 03 16.28 -22.07 -19.17 
1955 04 -4.52  -9.72  -7.12 
1955 05  -.30  -6.59  -3.44 
1955 06  7.18   1.42   4.29 
1955 07 13.17   6.89  10.03 
1955 08  6.40   1.67   4.03 
1955 09  1.02  -2.52   -.75 
1955 10 -2.87  -7.45  -5.16 
1955 11 14.24 -19.28 -16.76 
1955 12 17.46 -25.17 -21.32 
1956 01 14.13 -20.93 -17.53 
1956 02 13.07 -19.17 -16.11 
1956 03 -9.41 -16.31 -12.86 
1956 04 12.29 -18.15 -15.21 
1956 05  -.39  -6.28  -3.33 
1956 06  7.42  -1.15   3.13 
1956 07 13.04   7.86  10.45 
1956 08  9.35   5.06   7.20 
1956 09 -1.82  -5.41  -3.61 
1956 10 -6.62 -11.80  -9.21 
1956 11 13.06 -19.61 -16.33 
1956 12 12.53 -18.99 -15.76 
1957 01 14.65 -22.07 -18.36 
1957 02 15.67 -21.95 -18.81 
1957 03 19.70 -26.05 -22.88 
1957 04 -7.41 -13.64 -10.52 
1957 05  -.66  -6.86  -3.76 
1957 06  6.27    . 6   3.16 
1957 07 13.75   7.07  10.41 
1957 08 12.67   7.58  10.12 
1957 09  3.84   -.16   1.83 
1957 10 -6.68 -11.38  -9.03 
1957 11 16.42 -23.45 -19.93 
1957 12 15.73 -22.82 -19.27 
1958 01 13.38 -20.40 -16.89 
1958 02 16.37 -22.75 -19.56 
1958 03 19.61 -26.61 -23.11 
1958 04 -9.33 -17.29 -13.31 
1958 05 -5.19 -10.66  -7.92 
1958 06  5.99  -1.28   2.35 
1958 07 10.88   4.82   7.85 
1958 08  6.42   1.21   3.81 
1958 09 -2.60  -5.75  -4.17 
1958 10 -5.14  -9.12  -7.13 
1958 11 -9.39 -15.02 -12.20 
1958 12 17.93 -24.43 -21.18 
1959 01 13.35 -19.37 -16.36 
1959 02 13.85 -21.46 -17.65 
1959 03 10.01 -16.73 -13.37 
1959 04 99.99 -18.45 -99.99 
1959 05 -1.37  -6.72  -4.04 
1959 06  7.45    .84   4.14 
1959 07 14.15   7.21  10.68 
1959 08  9.59   5.10   7.34 
1959 09  1.90   -.95    .47 
1959 10 -8.39 -11.72 -10.05 
1959 11 -6.25 -12.04  -9.14 
1959 12 11.06 -19.10 -15.08 
1960 01 18.37 -24.44 -21.40 
1960 02 20.51 -29.71 -25.11 
1960 03 18.50 -25.61 -22.05 
1960 04 -6.58 -13.39  -9.98 
1960 05 -3.61  -9.45  -6.53 
1960 06  6.16   -.49   2.83 
1960 07 12.05   5.16   8.60 
1960 08  6.93   1.90   4.41 
1960 09  2.18  -1.67    .25 
1960 10 -8.71 -12.69 -10.70 
1960 11 12.19 -19.70 -15.94 
1960 12 -8.68 -15.72 -12.20 
1961 01 13.09 -19.83 -16.45 
1961 02 12.96 -19.90 -16.43 
1961 03 -7.42 -13.09 -10.25 
1961 04 -9.14 -15.63 -12.38 
1961 05 -4.33  -9.74  -7.03 
1961 06  6.18   -.97   2.60 
1961 07 14.77   7.89  11.33 
1961 08  9.34   4.73   7.03 
1961 09   .51  -3.21  -1.35 
1961 10 -4.77  -9.64  -7.21 
1961 11 10.06 -16.92 -13.49 
1961 12 15.31 -22.70 -19.00 
1962 01 13.34 -19.35 -16.34 
1962 02 10.18 -18.64 -14.41 
1962 03 12.47 -17.79 -15.13 
1962 04 -4.32 -11.42  -7.87 
1962 05  1.75  -4.82  -1.53 
1962 06  5.81   -.11   2.85 
1962 07 15.12   8.93  12.03 
1962 08  6.87   2.54   4.70 
1962 09  4.46    .95   2.70 
1962 10 -8.10 -12.67 -10.39 
1962 11 -7.05 -13.09 -10.07 
1962 12 14.41 -20.86 -17.63 
1963 01 16.04 -22.89 -19.46 
1963 02 14.89 -23.35 -19.12 
1963 03 19.12 -26.27 -22.69 
1963 04 -7.27 -15.06 -11.16 
1963 05  -.39  -7.31  -3.85 
1963 06  7.94   1.07   4.50 
1963 07 14.01   5.96   9.98 
1963 08  9.39   3.93   6.66 
1963 09  2.26  -3.37   -.55 
1963 10 -3.61  -7.77  -5.69 
1963 11 11.51 -18.10 -14.80 
1963 12 18.77 -24.81 -21.79 
1964 01 20.67 -28.17 -24.42 
1964 02 14.54 -21.00 -17.77 
1964 03 15.19 -24.79 -19.99 
1964 04 12.92 -19.44 -16.18 
1964 05 -2.76  -9.28  -6.02 
1964 06  4.76  -2.14   1.31 
1964 07 15.21   8.47  11.84 
1964 08  7.87   2.92   5.39 
1964 09  2.02  -1.38    .32 
1964 10 -4.65  -9.10  -6.88 
1964 11 15.89 -21.34 -18.61 
1964 12 11.75 -17.34 -14.54 
1965 01 13.26 -21.01 -17.13 
1965 02 16.58 -22.67 -19.62 
1965 03 11.18 -17.65 -14.41 
1965 04 -7.66 -13.56 -10.61 
1965 05 -4.17 -10.80  -7.49 
1965 06  6.07   -.66   2.70 
1965 07 12.66   7.15   9.90 
1965 08  9.03   4.48   6.76 
1965 09  1.16  -2.96   -.90 
1965 10 -8.41 -13.00 -10.70 
1965 11 15.03 -21.30 -18.16 
1965 12 10.79 -18.15 -14.46 
1966 01 15.51 -23.85 -19.68 
1966 02 23.84 -31.19 -27.51 
1966 03 16.42 -22.28 -19.35 
1966 04 10.39 -16.45 -13.42 
1966 05 -2.04  -9.43  -5.74 
1966 06  3.81  -2.56    .62 
1966 07 11.85   6.34   9.09 
1966 08  7.71   3.07   5.39 
1966 09  1.14  -2.79   -.82 
1966 10 10.61 -15.55 -13.08 
1966 11 -8.18 -14.67 -11.43 
1966 12 -8.21 -16.36 -12.28 
1967 01 17.58 -25.21 -21.39 
1967 02 12.89 -20.99 -16.94 
1967 03 -7.02 -11.94  -9.47 
1967 04 -2.04  -8.31  -5.17 
1967 05 -2.97  -9.54  -6.25 
1967 06  6.40   -.96   2.72 
1967 07 14.55   8.46  11.50 
1967 08 10.75   4.80   7.77 
1967 09  1.90  -2.73   -.41 
1967 10 -1.93  -6.94  -4.43 
1967 11 -4.37 -10.44  -7.40 
1967 12 12.66 -19.45 -16.05 
1968 01 15.87 -22.56 -19.21 
1968 02 13.46 -19.03 -16.24 
1968 03 -9.20 -16.41 -12.80 
1968 04 11.84 -18.00 -14.92 
1968 05 -2.78  -9.22  -6.00 
1968 06  1.49  -4.12  -1.31 
1968 07  7.57   2.08   4.82 
1968 08  8.28   3.01   5.64 
1968 09 -1.10  -5.31  -3.20 
1968 10 -6.86 -11.19  -9.02 
1968 11 19.81 -26.61 -23.21 
1968 12 17.61 -24.29 -20.95 
1969 01 19.48 -26.49 -22.98 
1969 02 16.42 -22.51 -19.46 
1969 03 16.08 -22.05 -19.06 
1969 04 -9.50 -17.51 -13.50 
1969 05 -6.40 -11.49  -8.94 
1969 06  2.71  -2.56    . 7 
1969 07 12.46   6.74   9.60 
1969 08  4.53    .74   2.63 
1969 09  2.51  -2.22    .14 
1969 10 -7.28 -11.15  -9.21 
1969 11 -6.72 -12.01  -9.36 
1969 12 -8.35 -14.40 -11.37 
1970 01 19.06 -25.99 -22.52 
1970 02 14.56 -21.89 -18.22 
1970 03 -9.31 -14.77 -12.04 
1970 04 -9.89 -16.21 -13.06 
1970 05 -4.51 -12.53  -8.52 
1970 06  2.27  -3.38   -.55 
1970 07 12.12   5.78   8.95 
1970 08  5.74    .73   3.23 
1970 09  5.20    .77   2.98 
1970 10 -6.36 -11.19  -8.77 
1970 11 11.13 -16.86 -13.99 
1970 12 12.89 -19.49 -16.19 
1971 01 16.41 -23.31 -19.86 
1971 02 18.02 -23.46 -20.74 
1971 03 13.13 -19.17 -16.15 
1971 04 11.30 -17.69 -14.49 
1971 05 -2.89  -8.47  -5.68 
1971 06  2.41  -2.83   -.20 
1971 07 11.02   4.07   7.54 
1971 08  7.21   2.68   4.94 
1971 09  2.36  -1.61    .37 
1971 10 -8.53 -12.77 -10.65 
1971 11 -8.91 -15.57 -12.24 
1971 12 13.42 -18.44 -15.93 
1972 01 17.14 -24.02 -20.58 
1972 02 14.03 -21.16 -17.59 
1972 03 13.72 -19.46 -16.59 
1972 04 -6.37 -14.53 -10.45 
1972 05 -7.37 -13.06 -10.21 
1972 06  6.21    .60   3.40 
1972 07 11.80   3.62   7.71 
1972 08  8.92   3.46   6.19 
1972 09 -2.18  -4.80  -3.49 
1972 10 -4.94  -8.85  -6.89 
1972 11 15.98 -22.20 -19.09 
1972 12 13.16 -20.57 -16.86 
1973 01 17.54 -26.05 -21.79 
1973 02 11.99 -18.31 -15.15 
1973 03 11.25 -17.91 -14.58 
1973 04 -5.98 -11.36  -8.67 
1973 05 -1.16  -8.16  -4.66 
1973 06  6.79   -.91   2.94 
1973 07 10.51   5.10   7.80 
1973 08 11.01   5.24   8.12 
1973 09  -.97  -4.48  -2.72 
1973 10 -6.68 -11.04  -8.85 
1973 11 10.64 -15.76 -13.20 
1973 12 14.67 -20.29 -17.48 
1974 01 14.46 -21.10 -17.78 
1974 02 18.26 -25.43 -21.84 
1974 03 -9.87 -16.96 -13.42 
1974 04 -8.57 -14.70 -11.63 
1974 05 -4.80 -10.82  -7.81 
1974 06  4.84   -.93   1.95 
1974 07 17.09   9.64  13.36 
1974 08  8.99   4.17   6.58 
1974 09  3.31   -.88   1.21 
1974 10 -5.59 -11.45  -8.52 
1974 11 15.73 -22.76 -19.24 
1974 12 -7.60 -13.32 -10.46 
1975 01 13.23 -19.59 -16.41 
1975 02 15.74 -21.85 -18.79 
1975 03 10.66 -17.23 -13.94 
1975 04 -7.03 -13.23 -10.13 
1975 05 -4.11  -9.57  -6.84 
1975 06  3.10  -2.14    .47 
1975 07 10.49   5.30   7.89 
1975 08  7.49   2.71   5.10 
1975 09  4.37    .78   2.57 
1975 11 99.99 -18.29 -99.99 
1975 12 99.99 -19.37 -99.99 
1976 01 16.77 -23.32 -20.04 
1976 02 16.21 -22.56 -19.39 
1976 03 -9.05 -15.14 -12.09 
1976 04 -5.66 -10.51  -8.08 
1976 05 -2.82  -9.03  -5.92 
1976 06  6.29    .-3   3.13 
1976 07 13.56   6.44  10.00 
1976 08 11.96   6.34   9.14 
1976 09  1.69  -2.21   -.26 
1976 10 10.10 -14.51 -12.30 
1976 11 -7.67 -12.16  -9.91 
1976 12 10.12 -17.04 -13.58 
1978 01 13.79 -20.12 -16.95 
1978 02 16.51 -22.87 -19.69 
1978 03 10.57 -18.94 -14.75 
1978 04 12.74 -19.43 -16.08 
1978 05 -5.59 -11.05  -8.32 
1978 06   .85  -4.00  -1.57 
1978 07 11.72   5.82   8.77 
1978 08  5.85   1.69   3.77 
1978 09   .58  -3.11  -1.26 
1978 10 -6.69 -10.01  -8.35 
1978 11 10.80 -15.39 -13.09 
1978 12 18.64 -26.22 -22.43 
1979 01 19.90 -27.79 -23.84 
1979 02 20.74 -29.12 -24.93 
1979 03 13.62 -21.30 -17.45 
1979 04 10.36 -16.28 -13.32 
1979 05 -1.67  -7.82  -4.74 
1979 06  2.42  -2.67   -.12 
1979 07 11.57   5.70   8.63 
1979 08  8.43   3.62   6.02 
1979 09  4.53    .17   2.35 
1979 10 -8.01 -11.92  -9.96 
1979 11 -8.50 -14.75 -11.62 
1979 12 12.77 -18.59 -15.68 
1980 01 18.53 -25.45 -21.99 
1980 02 12.44 -18.70 -15.57 
1980 03 11.58 -17.29 -14.44 
1980 04 -6.85 -12.17  -9.51 
1980 05 -4.48  -9.52  -7.00 
1980 06  5.37  -1.45   1.95 
1980 07  9.09   3.21   6.15 
1980 08  5.42    .63   3.02 
1980 09  4.01   -.29   1.86 
1980 10 -2.87  -7.48  -5.17 
1980 11 12.95 -18.09 -15.52 
1980 12 13.64 -20.24 -16.94 
1981 01 10.77 -15.44 -13.10 
1981 02 11.39 -17.90 -14.64 
1981 03 15.88 -22.22 -19.04 
1981 04 -8.68 -15.35 -12.01 
1981 05 -4.96 -10.62  -7.79 
1981 06  9.22   2.45   5.83 
1981 07 11.23   4.71   7.97 
1981 08 13.35   8.68  11.02 
1981 09  2.09  -1.00    .54 
1981 10 -1.74  -6.03  -3.88 
1981 11 -6.89 -12.42  -9.65 
1982 01 19.65 -27.89 -23.77 
1982 02 15.38 -23.07 -19.22 
1982 03 13.64 -19.61 -16.62 
1982 04 -3.84 -10.20  -7.02 
1982 05   .30  -5.27  -2.48 
1982 06  6.98    .60   3.79 
1982 07 14.35   7.49  10.92 
1982 08  5.63   1.23   3.43 
1982 09  1.39  -3.21   -.91 
1982 10 11.46 -14.68 -13.07 
1982 11 -9.29 -13.50 -11.39 
1982 12 -9.68 -14.84 -12.26 
1983 01 12.40 -18.43 -15.41 
1983 02 14.22 -19.95 -17.08 
1983 03 11.63 -17.20 -14.42 
1983 05 -5.54 -10.58  -8.05 
1983 06  8.22    .69   4.45 
1983 07 12.85   6.47   9.66 
1983 08  7.64   2.68   5.16 
1983 09  2.34   -.97    .68 
1983 10 -5.13  -8.64  -6.89 
1983 11 12.14 -16.70 -14.42 
1983 12 13.38 -19.28 -16.33 
1984 01 10.36 -16.16 -13.26 
1984 02 -8.35 -16.00 -12.18 
1984 03 -9.30 -14.53 -11.91 
1984 04 13.79 -21.99 -17.89 
1984 05 -2.14  -8.18  -5.16 
1984 06  6.40    .12   3.26 
1984 07 13.82   8.04  10.93 
1984 08  9.52   4.35   6.93 
1984 09  3.59   -.82   1.38 
1984 10 -7.75 -11.42  -9.58 
1984 11 15.55 -21.64 -18.59 
1984 12 13.37 -20.28 -16.82 
1985 01 19.65 -25.23 -22.43 
1985 02 17.62 -22.75 -20.18 
1985 03 -9.64 -15.41 -12.52 
1985 04 10.44 -15.73 -13.08 
1985 05 -5.94 -11.45  -8.69 
1985 06  6.35   1.41   3.88 
1985 07  9.46   4.96   7.21 
1985 08  8.07   3.78   5.92 
1985 09  4.34   1.04   2.69 
1985 10 -5.71  -8.68  -7.20 
1985 11 10.13 -14.38 -12.25 
1985 12 17.94 -22.14 -20.04 
1986 01 14.10 -18.76 -16.43 
1986 02 19.77 -24.39 -22.08 
1986 03 -9.12 -14.22 -11.67 
1986 04 -8.14 -14.74 -11.44 
1986 05 -6.02  -9.67  -7.84 
1986 06  4.83  -1.16   1.83 
1986 07  9.22   5.01   7.11 
1986 08  6.24   1.82   4.02 
1986 09 -1.24  -4.77  -3.00 
1986 10 -4.37  -7.93  -6.14 
1986 11 -6.68 -11.00  -8.84 
1986 12 19.20 -24.75 -21.98 
1987 01 18.50 -27.60 -23.05 
1987 02 16.83 -22.75 -19.79 
1987 03 -9.10 -14.84 -11.97 
1987 04 11.61 -18.20 -14.90 
1987 05 -1.33  -6.30  -3.81 
1987 06  3.92  -2.05    .93 
1987 07 14.14   8.99  11.56 
1987 08  7.57   2.36   4.97 
1987 09  2.27  -1.30    .48 
1987 10  -.92  -6.46  -3.69 
1987 11 13.01 -17.87 -15.44 
1987 12 15.70 -21.08 -18.39 
1988 01 11.86 -20.19 -16.02 
1988 02 14.44 -20.46 -17.45 
1988 03 -7.95 -13.39 -10.67 
1988 04 12.42 -19.71 -16.07 
1988 05 -2.51  -7.96  -5.23 
1988 06  6.08   -.52   2.77 
1988 07 14.59   6.74  10.66 
1988 08  9.75   4.56   7.15 
1988 09  2.02  -1.72    .14 
1988 10 -5.55 -10.04  -7.79 
1988 11 13.14 -17.49 -15.31 
1988 12 13.04 -17.73 -15.38 
1989 01 17.24 -22.95 -20.09 
1989 02 13.86 -20.14 -17.00 
1989 03 -6.83 -11.94  -9.38 
1989 04 -9.39 -17.41 -13.40 
1989 05   .96  -4.01  -1.52 
1989 06 10.30   2.86   6.58 
1989 07 14.21   8.38  11.29 
1989 08 10.05   5.15   7.60 
1989 09  3.39   -.74   1.32 
1989 10 -5.07  -8.25  -6.66 
1989 11 -9.88 -15.02 -12.45 
1989 12 16.91 -21.55 -19.23 
1990 01 20.45 -25.86 -23.15 
1990 02 13.58 -19.34 -16.45 
1990 03 12.72 -17.73 -15.22 
1990 04 -3.17  -8.10  -5.64 
1990 05 -3.89  -8.85  -6.37 
1990 06  7.80   2.18   4.99 
1990 07 18.01  11.53  14.77 
1990 08  8.10   3.57   5.83 
1990 09   .10  -2.61  -1.25 
1990 10 -8.34 -11.59  -9.96 
1990 11 16.31 -21.86 -19.08 
1990 12 13.49 -19.73 -16.61 
1991 01 15.85 -21.73 -18.79 
1991 02 14.62 -22.28 -18.45 
1991 03 14.35 -18.79 -16.57 
1991 04 -3.11 -10.62  -6.86 
1991 05  2.34  -4.73  -1.19 
1991 06 11.99   4.25   8.12 
1991 07 11.78   6.29   9.03 
1991 08  7.90   2.95   5.42 
1991 09  4.04    .15   2.09 
1991 10 -3.38  -8.46  -5.92 
1991 11 -9.42 -14.01 -11.71 
1991 12 16.35 -21.12 -18.73 
1992 01 17.19 -23.60 -20.39 
1992 02 12.86 -18.32 -15.59 
1992 03 -9.85 -16.48 -13.16 
1992 04 15.13 -19.98 -17.55 
1992 05  -.52  -6.01  -3.26 
1992 06  2.36  -3.44   -.53 
1992 07 11.10   4.34   7.72 
1992 08  8.56   4.36   6.46 
1992 09  2.87  -2.19    .33 
1992 10 10.77 -15.19 -12.98 
1992 11 14.66 -21.28 -17.97 
1992 12 11.54 -17.94 -14.74 
1993 01 13.26 -19.89 -16.57 
1993 02 13.13 -18.32 -15.72 
1993 03 10.45 -16.25 -13.35 
1993 04 -8.31 -14.72 -11.51 
1993 05 -3.96 -10.14  -7.05 
1993 06 13.09   5.70   9.39 
1993 07 15.47   8.66  12.06 
1993 08  8.35   4.39   6.37 
1993 09   .98  -2.19   -.60 
1994 03 -9.85 -14.18 -12.01 
1994 05 -5.26 -12.17  -8.71 
1994 06  9.46   2.82   6.14 
1994 07 13.67   7.79  10.73 
1994 08  9.32   4.19   6.76 
1994 09  1.45  -2.26   -.40 
1994 10 -4.48  -9.22  -6.85 
1994 11 14.56 -19.40 -16.98 
1994 12 14.29 -18.79 -16.54 
1995 01 -9.39 -15.53 -12.46 
1995 02 10.25 -14.97 -12.61 
1995 03 -9.01 -13.56 -11.28 
1995 04  -.16  -5.42  -2.79 
1995 05  -.26  -6.24  -3.25 
1995 06  3.45  -2.47    .49 
1995 07 11.40   5.87   8.63 
1995 08 10.29   4.79   7.54 
1996 03 -6.90 -12.62  -9.76 
1996 04 -9.42 -14.85 -12.13 
1996 05 -1.68  -7.94  -4.81 
1996 11 -5.87 -10.61  -8.24 
1997 02 19.45 -25.74 -22.59 
1997 03 10.51 -16.08 -13.29 
1997 04 -3.11 -10.14  -6.62 
1997 05 -1.03  -6.67  -3.85 
1997 06  4.39  -2.19   1.09 
1997 07  6.45    .78   3.61 
1997 08  7.01   1.88   4.44 
1997 09  4.80    .51   2.65 
1997 10 -4.37  -8.26  -6.31 
1997 11 11.92 -18.53 -15.22 
1997 12 16.67 -24.80 -20.73 
