1928 11 -4.33  -8.45  -6.39 
1928 12 -9.47 -16.65 -13.06 
1929 01 14.30 -22.44 -18.37 
1929 02 20.29 -26.23 -23.26 
1929 03 18.12 -25.21 -21.66 
1929 04 10.58 -15.93 -13.25 
1929 05 -3.73  -7.59  -5.66 
1929 06   .33  -2.17   -.92 
1929 07  4.66   1.00   2.83 
1929 08  8.89   2.20   5.55 
1929 09  2.54   -.61    .96 
1929 10  -.35  -3.90  -2.12 
1929 11 -6.89 -12.48  -9.68 
1929 12 18.04 -23.48 -20.76 
1930 01 24.04 -29.33 -26.68 
1930 02 23.40 -28.05 -25.72 
1930 03 11.29 -17.17 -14.23 
1930 04 -9.07 -15.24 -12.15 
1930 05   .87  -4.98  -2.06 
1930 06  6.15    . 1   3.08 
1930 07  7.00   1.75   4.37 
1930 08  8.27   2.92   5.59 
1930 09  3.85   1.70   2.77 
1930 10   .12  -2.91  -1.39 
1930 11 -5.02  -8.70  -6.85 
1930 12 14.89 -18.52 -16.70 
1931 01 18.39 -22.33 -20.36 
1931 02 18.48 -23.99 -21.23 
1931 03 14.01 -19.42 -16.71 
1931 04 -8.28 -13.98 -11.12 
1931 05 -1.24  -5.61  -3.42 
1931 06  4.15   -.20   1.97 
1931 07  9.50   2.66   6.08 
1931 08 10.67   4.60   7.63 
1931 09  3.80   1.09   2.44 
1931 10 -1.35  -4.05  -2.70 
1931 11 -5.75  -9.81  -7.78 
1931 12 15.57 -20.50 -18.03 
1932 01 20.45 -25.98 -23.22 
1932 02 22.87 -28.97 -25.92 
1932 03 14.63 -20.06 -17.34 
1932 04 -7.33 -12.70 -10.01 
1932 05   .83  -4.30  -1.73 
1932 06  1.57  -1.89   -.15 
1932 07  6.78    .89   3.83 
1932 08  8.04   2.13   5.08 
1932 09  4.48    .89   2.68 
1932 10  -.66  -3.79  -2.22 
1932 11 -7.87 -12.67 -10.27 
1932 12 15.85 -23.08 -19.46 
1933 01 21.79 -27.26 -24.52 
1933 02 18.18 -26.38 -22.28 
1933 03 13.00 -18.70 -15.85 
1933 04 -6.46 -12.38  -9.42 
1933 05 -2.86  -7.94  -5.40 
1933 06  3.20  -1.79    .70 
1933 07 11.19   2.72   6.95 
1933 08  7.29   2.17   4.73 
1933 09  4.26    .21   2.23 
1934 08  7.50   1.87   4.68 
1934 09  4.02   -.54   1.74 
1935 08 11.76   5.02   8.39 
1935 09  5.90   1.61   3.75 
1936 08  8.09   1.37   4.73 
1936 09  4.57   -.65   1.96 
1937 08  9.50   2.94   6.22 
1939 08 11.72   2.97   7.34 
1939 09  6.82   -.16   3.33 
1942 09  4.31   -.34   1.98 
1942 10   .27  -3.24  -1.48 
1942 11 -4.86 -10.08  -7.47 
1942 12 12.41 -17.58 -14.99 
1943 01 15.63 -20.92 -18.27 
1943 02 23.60 -28.37 -25.98 
1943 03 18.94 -24.11 -21.52 
1943 04 11.02 -16.31 -13.66 
1943 05 -2.61  -7.10  -4.85 
1943 06  3.04  -1.05    .99 
1943 07  8.16   1.33   4.74 
1943 08  5.93   1.03   3.48 
1943 09  4.69    .23   2.46 
1943 10   .40  -4.14  -1.86 
1943 11 -4.63 -10.13  -7.38 
1943 12 13.70 -20.21 -16.95 
1944 01 17.35 -22.80 -20.07 
1944 02 20.32 -26.76 -23.54 
1944 03 15.99 -22.43 -19.20 
1944 04 -7.40 -11.46  -9.43 
1944 05 -1.41  -7.38  -4.39 
1944 06  3.57   -.64   1.46 
1944 07  9.68   1.94   5.81 
1944 08  9.82   3.89   6.85 
1944 09  4.54    .39   2.46 
1944 10 -1.42  -4.69  -3.06 
1944 11 -6.15 -10.40  -8.27 
1944 12 15.06 -19.77 -17.41 
1945 01 16.35 -22.99 -19.67 
1945 02 20.41 -25.07 -22.74 
1945 03 12.83 -17.90 -15.36 
1945 04 10.37 -16.66 -13.51 
1945 05 -1.60  -5.57  -3.58 
1945 06  3.91   -.76   1.57 
1945 07  8.85   2.19   5.52 
1945 08  7.65   2.57   5.11 
1945 09  4.38   -.40   1.99 
1945 10   .14  -3.33  -1.59 
1945 11 -4.48  -7.74  -6.11 
1945 12 13.87 -17.31 -15.59 
1946 01 24.62 -27.62 -26.12 
1946 02 20.29 -24.58 -22.43 
1946 03 14.12 -19.08 -16.60 
1946 04 -9.58 -14.42 -12.00 
1946 05 -2.09  -4.76  -3.43 
1946 06  2.35  -1.07    .64 
1946 07  6.92   1.89   4.40 
1946 08  7.97   3.40   5.68 
1946 09  3.93    .30   2.11 
1946 10  -.33  -3.92  -2.12 
1946 11 -6.07 -10.20  -8.13 
1946 12 11.65 -16.66 -14.15 
1947 01 16.79 -24.33 -20.56 
1947 02 -6.45 -12.26  -9.35 
1947 03 13.73 -17.45 -15.59 
1947 04 10.37 -14.98 -12.67 
1947 05 -1.93  -5.97  -3.94 
1947 06  3.79   -.28   1.75 
1947 07  9.72   3.50   6.61 
1947 09  5.81    .26   3.03 
1947 10  1.51  -2.23   -.36 
1947 11 -2.66  -6.80  -4.73 
1947 12 -7.21 -12.02  -9.61 
1948 01 18.50 -22.68 -20.59 
1948 02 19.10 -26.35 -22.72 
1948 03 17.59 -26.12 -21.85 
1948 04 99.99 -16.00 -99.99 
1948 05 99.99  -5.62 -99.99 
1948 06 99.99   -.48 -99.99 
1948 07 99.99   4.32 -99.99 
1948 08 99.99   4.62 -99.99 
1948 09 99.99   2.02 -99.99 
1948 10 99.99  -2.08 -99.99 
1948 11 -2.09  -6.51  -4.30 
1948 12 -9.41 -13.84 -11.62 
1949 01 18.35 -24.40 -21.37 
1949 02 24.49 -29.20 -26.84 
1949 03 15.03 -21.36 -18.19 
1949 04 -8.29 -14.86 -11.57 
1949 05 -2.21  -7.92  -5.06 
1949 06  7.11    .29   3.70 
1949 07  9.74   3.26   6.50 
1949 08  8.96   4.07   6.51 
1949 09  4.51    .89   2.70 
1949 10   .20  -3.24  -1.52 
1949 11 -5.01  -9.76  -7.38 
1949 12 10.93 -16.60 -13.76 
1950 01 23.13 -30.69 -26.91 
1950 02 21.57 -26.25 -23.91 
1950 03 12.62 -19.18 -15.90 
1950 04 -7.13 -13.60 -10.36 
1950 05   .58  -5.79  -2.60 
1950 06  3.99   -.89   1.55 
1950 07  7.95   2.05   5.00 
1950 08 10.01   2.24   6.12 
1950 09  4.05   -.67   1.69 
1950 10 -1.61  -5.46  -3.53 
1950 11 -5.63 -10.94  -8.28 
1950 12 -9.35 -16.49 -12.92 
1951 01 21.11 -26.83 -23.97 
1951 02 19.33 -26.92 -23.12 
1951 03 10.49 -16.91 -13.70 
1951 04 -5.40 -11.63  -8.51 
1951 05  -.82  -6.43  -3.62 
1951 06  7.62    .11   3.86 
1951 07 10.84   1.40   6.12 
1951 08  9.35   1.94   5.64 
1951 09  4.96    .43   2.69 
1951 10   .52  -4.82  -2.14 
1951 11 -6.37 -12.47  -9.42 
1951 12 15.86 -23.97 -19.91 
1952 01 20.01 -27.83 -23.92 
1952 02 17.79 -25.33 -21.56 
1952 03 11.62 -19.25 -15.43 
1952 04 -5.85 -13.55  -9.70 
1952 05  2.52  -3.33   -.40 
1952 06  5.87   -.97   2.44 
1952 07 12.33   2.74   7.53 
1952 08 10.68   2.53   6.60 
1952 09  4.26   -.66   1.80 
1952 10 -1.13  -6.03  -3.58 
1952 11 -3.95 -10.21  -7.08 
1952 12 -7.48 -14.74 -11.11 
1953 01 19.42 -28.59 -24.00 
1953 02 16.59 -23.61 -20.10 
1953 03 12.31 -20.88 -16.59 
1953 04 -1.04  -6.44  -3.74 
1953 05   .64  -6.74  -3.05 
1953 06  4.09  -2.84    .62 
1953 07  9.79    .25   5.02 
1953 08  9.95   2.03   5.99 
1953 09  5.57   -.71   2.43 
1953 10   . 8  -4.98  -2.45 
1953 11 -4.31  -9.38  -6.84 
1953 12 19.20 -24.66 -21.93 
1954 01 24.51 -30.02 -27.26 
1954 02 19.84 -26.22 -23.03 
1954 03 10.85 -16.83 -13.84 
1954 04 11.67 -16.78 -14.22 
1954 05  1.21  -4.01  -1.40 
1954 06  6.70   -.12   3.29 
1954 07 10.05   3.02   6.53 
1954 08  9.01   2.72   5.86 
1954 09  5.97   1.08   3.52 
1954 10   .-9  -4.01  -2.05 
1954 11 -6.91 -11.42  -9.16 
1954 12 13.13 -20.29 -16.71 
1955 01 14.32 -20.28 -17.29 
1955 02 16.57 -24.10 -20.33 
1955 03 15.00 -21.57 -18.28 
1955 04 -7.32 -13.54 -10.43 
1955 05  1.45  -3.90  -1.22 
1955 06  6.28   -.30   2.99 
1955 07 10.25   2.00   6.12 
1955 08 11.09   3.65   7.37 
1955 09  4.48    .17   2.33 
1955 10  3.05   -.54   1.25 
1955 11 -2.01  -4.85  -3.42 
1955 12 -6.27 -11.51  -8.89 
1956 01 16.25 -22.29 -19.27 
1956 02 15.28 -22.55 -18.91 
1956 03 14.25 -20.29 -17.27 
1956 04 -4.87 -12.30  -8.58 
1956 05 -3.73  -9.49  -6.60 
1956 06  3.17  -1.82    .67 
1956 07  9.81   1.67   5.74 
1956 08  9.26   2.10   5.68 
1956 09  4.86   -.64   2.11 
1956 10  -.19  -5.75  -2.97 
1956 11 -7.25 -13.39 -10.32 
1956 12 19.00 -25.25 -22.12 
1957 01 25.28 -31.90 -28.59 
1957 02 17.90 -24.86 -21.38 
1957 03 10.55 -17.50 -14.02 
1957 04 -7.65 -14.58 -11.11 
1957 05 -2.00  -8.64  -5.32 
1957 06  4.11  -1.33   1.39 
1957 07 10.40   2.33   6.36 
1957 08  8.17   1.34   4.75 
1957 09  7.48    .89   4.18 
1957 10   .-8  -6.52  -3.30 
1957 11 -5.43 -14.03  -9.72 
1957 12 13.13 -21.74 -17.43 
1958 01 14.41 -22.58 -18.49 
1958 02 16.51 -24.58 -20.54 
1958 03 -9.26 -15.99 -12.62 
1958 04 -6.75 -16.95 -11.85 
1958 05   .58  -5.31  -2.35 
1958 06  3.80  -1.83    .98 
1958 07 10.20   2.36   6.28 
1958 08  6.17   1.52   3.84 
1958 09  5.38    .72   3.05 
1958 10  -.38  -4.61  -2.49 
1958 11 99.99 -12.80 -99.99 
1958 12 12.31 -20.65 -16.48 
1959 01 12.27 -21.13 -16.70 
1959 02 23.55 -31.58 -27.56 
1959 03 17.00 -24.88 -20.93 
1959 04 -7.30 -16.23 -11.76 
1959 05   .16  -5.74  -2.79 
1959 06  4.35  -2.08   1.13 
1959 07 11.81 -99.99 -99.99 
1959 08  8.82 -99.99 -99.99 
1959 09  4.98    . 0   2.49 
1959 10 -1.29  -6.29  -3.79 
1959 11 -5.44 -10.78  -8.10 
1959 12 11.42 -16.36 -13.89 
1960 01 15.41 -21.75 -18.58 
1960 02 -9.93 -17.11 -13.52 
1960 03 16.78 -23.70 -20.24 
1960 04 -9.89 -17.06 -13.47 
1960 05  1.54  -3.95  -1.20 
1960 06  4.27   -.42   1.92 
1960 07  9.22   2.67   5.95 
1960 08  7.79   2.97   5.38 
1960 09  4.75    .90   2.82 
1960 10   .92  -1.51   -.29 
1960 11 -4.37  -9.35  -6.86 
1960 12 11.75 -17.67 -14.71 
1961 01 19.04 -24.30 -21.67 
1961 02 20.08 -24.36 -22.22 
1961 03 18.35 -24.49 -21.42 
1961 04 -3.87 -10.45  -7.16 
1961 05  -.21  -6.27  -3.24 
1961 06  4.34   -.90   1.72 
1961 07  9.64   3.37   6.51 
1961 08 12.18   2.99   7.58 
1961 09  6.42    .83   3.62 
1961 10  1.34  -3.09   -.87 
1961 11 -2.69  -8.26  -5.47 
1961 12 -5.55 -11.86  -8.70 
1962 01 18.87 -26.95 -22.91 
1962 02 23.59 -30.20 -26.89 
1962 03 -7.36 -13.79 -10.57 
1962 04 -9.64 -15.87 -12.75 
1962 05  -.85  -6.91  -3.88 
1962 06  3.43  -1.49    .97 
1962 07 10.60   2.61   6.60 
1962 08 10.57   3.56   7.06 
1962 09  5.25    .70   2.97 
1962 10   .95  -3.28  -1.16 
1962 11 -4.21  -9.93  -7.07 
1962 12 12.43 -19.57 -16.00 
1963 01 17.40 -25.34 -21.37 
1963 02 15.40 -22.70 -19.04 
1963 03 18.98 -24.61 -21.79 
1963 04 -5.27 -11.01  -8.14 
1963 05  -.99  -7.70  -4.34 
1963 06  4.21  -1.41   1.40 
1963 07  8.05    .78   4.41 
1963 08  9.34   2.68   6.01 
1963 09  3.27  -1.16   1.04 
1963 10  -.39  -5.03  -2.71 
1963 11 -4.65  -9.67  -7.16 
1963 12 12.23 -19.26 -15.74 
1964 01 18.41 -25.01 -21.71 
1964 02 19.33 -25.72 -22.52 
1964 03 20.82 -27.79 -24.30 
1964 04 -9.39 -16.64 -13.02 
1964 05  -.19  -6.13  -3.16 
1964 06  3.62  -1.66    .97 
1964 07  9.84   1.97   5.90 
1964 08  7.48   1.57   4.52 
1964 09  5.50    .75   3.12 
1964 10 -1.07  -4.46  -2.76 
1964 11 -4.84  -8.70  -6.77 
1964 12 12.87 -19.49 -16.18 
1965 01 18.49 -24.66 -21.57 
1965 02 17.99 -27.06 -22.52 
1965 03 13.05 -19.15 -16.10 
1965 04 -8.34 -14.49 -11.41 
1965 05   .85  -2.73   -.94 
1965 06  4.17   -.94   1.61 
1965 07  6.75   1.71   4.23 
1965 08  8.27   2.44   5.35 
1965 09  4.57    .58   2.58 
1965 10 -2.30  -5.68  -3.98 
1965 11 -5.31  -9.60  -7.46 
1965 12 14.43 -19.18 -16.80 
1966 01 15.25 -20.94 -18.09 
1966 02 15.21 -20.82 -18.01 
1966 03 14.24 -19.85 -17.04 
1966 04 -3.77  -9.75  -6.76 
1966 05  -.75  -6.71  -3.73 
1966 06  5.95   -.76   2.59 
1966 07  9.79   2.72   6.25 
1966 08  8.56   3.15   5.85 
1966 09  6.72   1.80   4.25 
1966 10  1.09  -2.33   -.61 
1966 11 -5.26 -10.81  -8.03 
1966 12 11.16 -17.49 -14.32 
1967 01 17.71 -24.44 -21.08 
1967 02 25.76 -31.48 -28.62 
1967 03 18.16 -25.21 -21.68 
1967 04 10.58 -17.91 -14.24 
1967 05   .97  -4.27  -1.65 
1967 06  4.42  -1.45   1.48 
1967 07  8.64    .99   4.81 
1967 08  9.63   2.31   5.97 
1967 09  4.98   -.62   2.18 
1967 10  -.20  -3.76  -1.98 
1968 01 18.82 -24.97 -21.89 
1968 02 16.04 -23.93 -19.98 
1968 03 17.37 -23.83 -20.60 
1968 04 -5.01 -13.80  -9.40 
1968 05  -.17  -6.92  -3.54 
1968 06  5.61  -1.88   1.86 
1968 07  9.41    .78   5.09 
1968 08  8.64   1.86   5.25 
1968 09  7.67    .37   4.02 
1968 10  2.32  -1.68    .32 
1968 11 -3.43  -8.39  -5.91 
1968 12 -7.55 -15.48 -11.51 
1969 01 12.50 -20.80 -16.65 
1969 02 10.88 -18.99 -14.93 
1969 03 14.65 -22.63 -18.64 
1969 04 12.93 -19.41 -16.17 
1969 05 -2.33  -7.75  -5.04 
1969 06  2.81  -2.39    .20 
1969 07  8.85   1.28   5.06 
1969 08  7.57   1.64   4.60 
1969 09  3.09  -1.25    .91 
1969 10 -1.26  -5.75  -3.50 
1969 11 -3.60 -10.24  -6.92 
1969 12 10.83 -16.18 -13.50 
1970 01 16.46 -22.84 -19.65 
1970 02 20.99 -28.81 -24.90 
1970 03 12.98 -19.37 -16.17 
1970 04 -9.46 -15.33 -12.39 
1970 05 -3.06  -8.33  -5.69 
1970 06  2.76  -1.81    .47 
1970 07  7.01    .95   3.98 
1970 08  7.57   2.42   4.99 
1970 09  4.17    . 5   2.11 
1970 10   .95  -2.92   -.98 
1970 11 -4.34  -9.29  -6.81 
1970 12 14.18 -18.95 -16.57 
1971 01 16.45 -23.66 -20.05 
1971 02 20.09 -26.59 -23.34 
1971 03 12.35 -18.51 -15.43 
1971 04 -7.86 -13.21 -10.53 
1971 05 -1.87  -7.12  -4.49 
1971 06  1.90  -1.71    . 9 
1971 07  6.84    .63   3.73 
1971 08  8.13   2.81   5.47 
1971 12 99.99 -99.99 -21.00 
1972 01 99.99 -99.99 -28.00 
1972 02 99.99 -99.99 -27.20 
1972 03 99.99 -99.99 -23.90 
1972 04 99.99 -99.99 -12.10 
1972 05 99.99 -99.99  -6.30 
1972 06 99.99 -99.99   -.90 
1972 07 99.99 -99.99   4.59 
1972 08 99.99 -99.99   3.50 
1972 09 99.99 -99.99   1.80 
1972 10 99.99 -99.99  -4.30 
1972 11 99.99 -99.99 -11.10 
1972 12 99.99 -99.99 -24.10 
1973 01 99.99 -99.99 -24.10 
1973 02 99.99 -99.99 -25.90 
1973 03 99.99 -99.99 -19.89 
1973 04 99.99 -99.99 -12.50 
1973 05 99.99 -99.99  -2.20 
1973 06 99.99 -99.99   2.40 
1973 07 99.99 -99.99   5.60 
1973 08 99.99 -99.99   7.50 
1973 09 99.99 -99.99   3.70 
1973 10 99.99 -99.99   -.50 
1973 11 99.99 -99.99  -3.30 
1973 12 99.99 -99.99 -13.30 
1974 01 99.99 -99.99 -25.00 
1974 02 99.99 -99.99 -20.50 
1974 03 99.99 -99.99 -22.30 
1974 04 99.99 -99.99 -14.70 
1974 05 99.99 -99.99  -3.70 
1974 06 99.99 -99.99   3.60 
1974 07 99.99 -99.99   7.70 
1974 08 99.99 -99.99   7.20 
1974 09 99.99 -99.99   2.20 
1974 10 99.99 -99.99  -2.90 
1974 11 99.99 -99.99  -6.20 
1974 12 99.99 -99.99 -18.50 
1975 01 99.99 -99.99 -25.30 
1975 02 99.99 -99.99 -19.89 
1975 03 99.99 -99.99 -21.90 
1975 04 99.99 -99.99 -13.90 
1975 05 99.99 -99.99  -1.90 
1975 06 99.99 -99.99   3.30 
1975 07 99.99 -99.99   7.70 
1975 08 99.99 -99.99   7.50 
1975 09 99.99 -99.99   3.50 
1975 10 99.99 -99.99   -.90 
1975 11 99.99 -99.99  -6.40 
1975 12 99.99 -99.99 -17.70 
1976 01 99.99 -99.99 -22.80 
1976 02 99.99 -99.99 -26.10 
1976 03 99.99 -99.99 -21.50 
1976 04 99.99 -99.99 -11.40 
1976 05 99.99 -99.99  -2.09 
1976 06 99.99 -99.99   2.09 
1976 07 99.99 -99.99   5.30 
1976 08 99.99 -99.99   4.59 
1976 09 99.99 -99.99   1.80 
1976 10 99.99 -99.99  -3.50 
1976 11 99.99 -99.99  -6.40 
1976 12 99.99 -99.99 -19.39 
1977 01 99.99 -99.99 -15.40 
1977 02 99.99 -99.99 -21.30 
1977 03 99.99 -99.99 -13.40 
1977 04 99.99 -99.99 -13.10 
1977 05 99.99 -99.99  -2.90 
1977 06 99.99 -99.99   2.60 
1977 07 99.99 -99.99   5.40 
1977 08 99.99 -99.99   6.10 
1977 09 99.99 -99.99   3.30 
1977 10 99.99 -99.99  -1.30 
1977 11 99.99 -99.99  -4.50 
1977 12 99.99 -99.99 -16.39 
1978 01 99.99 -99.99 -26.80 
1978 02 99.99 -99.99 -18.10 
1978 03 99.99 -99.99 -25.20 
1978 04 99.99 -99.99 -13.70 
1978 05 99.99 -99.99  -4.69 
1978 06 99.99 -99.99   1.00 
1978 07 99.99 -99.99   5.20 
1978 08 99.99 -99.99   4.50 
1978 09 99.99 -99.99    .70 
1978 10 99.99 -99.99  -4.30 
1978 11 99.99 -99.99 -15.50 
1978 12 99.99 -99.99 -14.00 
1979 01 99.99 -99.99 -19.20 
1979 02 99.99 -99.99 -26.60 
1979 03 99.99 -99.99 -19.79 
1979 04 99.99 -99.99  -9.80 
1979 05 99.99 -99.99  -1.50 
1979 06 99.99 -99.99   1.30 
1979 07 99.99 -99.99   6.50 
1979 08 99.99 -99.99   6.80 
1979 09 99.99 -99.99   3.50 
1979 10 99.99 -99.99  -1.70 
1979 11 99.99 -99.99  -7.70 
1979 12 99.99 -99.99 -17.10 
1980 01 99.99 -99.99 -18.20 
1980 02 99.99 -99.99 -21.30 
1980 03 99.99 -99.99 -17.20 
1980 04 99.99 -99.99 -12.00 
1980 05 99.99 -99.99  -1.60 
1980 06 99.99 -99.99   1.90 
1980 07 99.99 -99.99   6.30 
1980 08 99.99 -99.99   7.60 
1980 09 99.99 -99.99   2.50 
1980 10 99.99 -99.99  -1.50 
1980 11 99.99 -99.99  -7.00 
1981 02 99.99 -99.99 -19.60 
1981 03 99.99 -99.99 -10.90 
1981 04 99.99 -99.99 -13.20 
1981 05 99.99 -99.99  -4.40 
1981 06 99.99 -99.99   1.70 
1981 07 99.99 -99.99   7.80 
1981 08 99.99 -99.99   6.70 
1982 04 99.99 -99.99 -15.40 
1982 05 99.99 -99.99  -3.30 
1982 06 99.99 -99.99   1.00 
1982 07 99.99 -99.99   6.80 
1982 08 99.99 -99.99   4.90 
1984 10 99.99 -99.99  -1.70 
1984 11 99.99 -99.99  -6.70 
1984 12 99.99 -99.99 -21.00 
1985 01 99.99 -99.99 -17.10 
1985 02 99.99 -99.99 -22.20 
1985 03 99.99 -99.99 -20.00 
1985 04 99.99 -99.99 -14.50 
1985 05 99.99 -99.99  -3.10 
1985 06 99.99 -99.99   3.10 
1985 07 99.99 -99.99   6.80 
1985 08 99.99 -99.99   7.50 
1985 09 99.99 -99.99   4.50 
1985 10 99.99 -99.99   -.80 
1985 11 99.99 -99.99  -5.20 
1985 12 99.99 -99.99 -12.00 
1986 01 99.99 -99.99 -21.00 
1986 02 99.99 -99.99 -19.20 
1986 03 99.99 -99.99 -22.30 
1986 04 99.99 -99.99 -10.80 
1986 09 99.99 -99.99   2.70 
1986 10 99.99 -99.99  -4.30 
1986 11 99.99 -99.99 -13.70 
1986 12 99.99 -99.99 -20.10 
1987 01 99.99 -99.99 -23.00 
1987 02 99.99 -99.99 -22.70 
1987 03 99.99 -99.99 -19.10 
1987 04 99.99 -99.99 -12.10 
1987 05 99.99 -99.99  -5.40 
1987 09 99.99 -99.99   4.59 
1987 10 99.99 -99.99  -1.80 
1987 11 99.99 -99.99  -8.18 
