1931 01 -5.30 -14.30  -9.80 
1931 02  -.10  -9.89  -5.00 
1931 03   .80  -8.70  -3.94 
1931 04 12.10   -.80   5.65 
1931 05 16.40   4.40  10.40 
1931 06 24.00  12.10  18.04 
1931 07 25.80  14.40  20.09 
1931 08 23.10  11.60  17.35 
1931 09 21.10  10.40  15.75 
1931 10 14.80   4.40   9.60 
1931 11  4.80  -3.20    .80 
1931 12 -2.00  -9.30  -5.65 
1932 01 -6.30 -14.40 -10.35 
1932 02 -5.80 -17.70 -11.75 
1932 03 -5.30 -15.90 -10.60 
1932 04  8.60  -2.30   3.15 
1932 05 17.90   5.40  11.65 
1932 06 24.30  12.00  18.15 
1932 07 23.80  12.50  18.15 
1932 08 23.90  12.50  18.20 
1932 09 17.20   6.60  11.90 
1932 10  6.80   -.50   3.15 
1932 11 -1.50 -10.50  -6.00 
1932 12 -8.20 -18.20 -13.20 
1933 01 -5.80 -16.40 -11.10 
1933 02 10.40 -22.20 -16.29 
1933 03 -1.10 -11.30  -6.20 
1933 04  7.60  -3.10   2.25 
1933 05 17.79   5.80  11.79 
1933 06 26.80  13.10  19.95 
1933 07 27.10  13.60  20.35 
1933 08 24.20  11.30  17.75 
1933 09 20.40   9.10  14.75 
1933 10  7.60  -1.80   2.90 
1933 11 -3.60 -11.20  -7.39 
1933 12 10.60 -21.90 -16.25 
1934 01 -6.90 -16.60 -11.75 
1934 02 -9.89 -21.30 -15.60 
1934 03 -2.70 -14.30  -8.50 
1934 04  6.30  -3.30   1.50 
1934 05 21.40   6.40  13.90 
1934 06 22.00  10.00  16.00 
1934 07 25.70  12.20  18.95 
1934 08 23.10   9.30  16.20 
1934 09 16.50   5.60  11.05 
1934 10 12.20   2.30   7.25 
1934 11  3.20  -5.10   -.94 
1934 12 -9.20 -18.29 -13.75 
1935 01 12.30 -23.10 -17.70 
1935 02 -3.80 -13.80  -8.80 
1935 03 -1.30 -11.20  -6.25 
1935 04  7.40  -4.40   1.50 
1935 05 16.29   3.40   9.84 
1935 06 19.00   8.10  13.55 
1935 07 27.40  15.60  21.50 
1935 08 22.80  12.40  17.59 
1935 09 16.60   5.50  11.05 
1935 10 10.00    .40   5.20 
1935 11 -3.30 -11.20  -7.25 
1935 12 -6.80 -15.00 -10.90 
1936 01 13.10 -23.30 -18.20 
1936 02 14.40 -26.30 -20.34 
1936 03  -.70 -10.00  -5.35 
1936 04  5.00  -5.80   -.40 
1936 05 19.60   6.10  12.85 
1936 06 21.10   8.60  14.85 
1936 07 30.40  16.00  23.20 
1936 08 25.20  12.70  18.95 
1936 09 20.29   8.39  14.35 
1936 10  7.30  -2.60   2.35 
1936 11 -2.80 -10.90  -6.85 
1936 12 -4.40 -14.40  -9.39 
1937 01 11.90 -24.20 -18.04 
1937 02 -6.60 -17.40 -12.00 
1937 03  -.60 -12.10  -6.35 
1937 04  5.80  -2.00   1.90 
1937 05 17.29   5.80  11.54 
1937 06 22.90  11.30  17.10 
1937 07 26.50  14.20  20.35 
1937 08 27.50  14.10  20.80 
1937 09 19.10   7.90  13.50 
1937 10  8.80   -.30   4.25 
1937 11  -.30  -8.20  -4.25 
1937 12 -7.30 -17.10 -12.20 
1938 04  9.68  -2.67   3.50 
1938 05 15.95   5.13  10.54 
1938 06 22.06  11.59  16.82 
1938 07 24.83  14.63  19.73 
1938 08 26.20  16.29  21.24 
1938 09 18.67   8.50  13.58 
1938 10 14.64   3.84   9.24 
1938 11  -.94  -8.63  -4.78 
1938 12 -6.63 -14.59 -10.61 
1939 01 -5.95 -15.95 -10.95 
1939 02 10.68 -22.79 -16.73 
1939 03  -.65 -12.53  -6.58 
1939 04  8.33  -4.02   2.15 
1939 05 19.29   5.79  12.54 
1939 06 22.18  11.03  16.60 
1939 07 25.68  14.70  20.19 
1939 08 23.50  13.52  18.51 
1939 09 18.20   8.64  13.42 
1939 10  8.68   1.04   4.87 
1939 11  4.37  -4.14    .11 
1939 12  -.78  -8.43  -4.60 
1940 01 10.31 -19.23 -14.77 
1940 02 -4.69 -13.00  -8.84 
1940 03 -3.18 -12.85  -8.01 
1940 04  7.72  -2.53   2.59 
1940 05 15.61   4.30   9.95 
1940 06 21.06   9.57  15.31 
1940 07 24.67  14.70  19.68 
1940 08 21.83  12.33  17.08 
1940 09 20.91   9.22  15.07 
1940 10 11.81   3.64   7.72 
1940 11 -2.23  -8.74  -5.48 
1940 12 -5.84 -14.16 -10.00 
1941 01 -7.43 -16.04 -11.73 
1941 02 -6.30 -16.01 -11.15 
1941 03   .22  -9.97  -4.87 
1941 04 13.91   2.50   8.20 
1941 05 20.17   7.30  13.73 
1941 06 22.90  11.94  17.42 
1941 07 26.96  14.52  20.74 
1941 08 22.67  12.00  17.33 
1941 09 18.12   8.27  13.19 
1941 10 11.69   2.19   6.93 
1941 11  1.26  -5.86  -2.30 
1941 12 -3.21 -12.06  -7.63 
1942 01 -5.63 -15.68 -10.65 
1942 02 -6.04 -15.96 -11.00 
1942 03  2.97  -5.99  -1.50 
1942 04 14.93   1.17   8.05 
1942 05 16.44   4.32  10.38 
1942 06 21.49  10.24  15.86 
1942 07 23.51  12.53  18.02 
1942 08 23.18  12.24  17.70 
1942 09 16.29   5.64  10.96 
1942 10 13.44   2.10   7.77 
1942 11   .71  -8.33  -3.81 
1942 12 -9.24 -17.51 -13.37 
1943 01 12.42 -22.45 -17.43 
1943 02 -4.75 -17.62 -11.18 
1943 03 -2.25 -14.82  -8.53 
1943 04  9.22  -3.26   2.98 
1943 05 16.66   4.37  10.51 
1943 06 22.26  10.26  16.26 
1943 07 26.51  15.16  20.83 
1943 08 23.63  12.70  18.16 
1943 09 16.56   5.53  11.04 
1943 10 12.99   2.56   7.77 
1943 11 -2.03  -8.67  -5.35 
1943 12 -5.11 -15.90 -10.50 
1944 01 -2.63 -12.10  -7.36 
1944 02 -6.17 -18.25 -12.21 
1944 03 -2.14 -12.20  -7.17 
1944 04  9.77  -3.15   3.31 
1944 05 18.79   5.99  12.39 
1944 06 22.58  10.48  16.52 
1944 07 23.61  13.10  18.35 
1944 08 23.25  12.38  17.81 
1944 09 16.95   7.64  12.29 
1944 10 13.65   1.61   7.62 
1944 11  2.05  -3.02   -.48 
1944 12 -7.27 -16.02 -11.64 
1945 01 10.09 -18.58 -14.33 
1945 02 -5.89 -16.03 -10.96 
1945 03  6.08  -4.51    .78 
1945 04  6.92  -3.83   1.54 
1945 05 13.23   1.66   7.44 
1945 06 18.20   8.25  13.22 
1945 07 21.86  11.51  16.68 
1945 08 21.65  12.43  17.04 
1945 09 15.32   6.39  10.85 
1945 10 10.71    . 2   5.36 
1945 11 -2.51  -8.43  -5.47 
1945 12 -9.77 -17.32 -13.54 
1946 01 -9.54 -18.17 -13.85 
1946 02 -9.79 -19.84 -14.81 
1946 03  7.23  -4.67   1.28 
1946 04 10.48   -.33   5.07 
1946 05 16.15   3.76   9.95 
1946 06 20.76   9.77  15.26 
1946 07 24.01  13.47  18.74 
1946 08 21.22  12.01  16.61 
1946 09 16.39   6.42  11.40 
1946 10 10.20    .98   5.59 
1946 11   .46  -7.92  -3.73 
1946 12 -8.53 -17.33 -12.93 
1947 01 -7.76 -17.69 -12.72 
1947 02 -9.70 -19.84 -14.77 
1947 03 -1.05 -11.48  -6.26 
1947 04  5.61  -4.57    .52 
1947 05 15.00   2.15   8.57 
1947 06 20.10   8.70  14.40 
1947 07 25.73  14.07  19.90 
1947 08 25.85  15.50  20.67 
1947 09 17.76   7.26  12.51 
1947 10 17.16   6.31  11.73 
1947 11 -2.29  -9.26  -5.77 
1947 12 -6.36 -16.02 -11.19 
1948 01 -9.78 -20.93 -15.35 
1948 02 -7.70 -19.58 -13.64 
1948 03  -.13 -11.78  -5.95 
1948 04 11.01   -.89   5.06 
1948 05 18.51   5.07  11.79 
1948 06 21.56  10.35  15.95 
1948 07 25.37  14.24  19.80 
1948 08 24.85  14.48  19.66 
1948 09 23.40  10.33  16.86 
1948 10 13.76   2.76   8.26 
1948 11  1.70  -4.35  -1.32 
1948 12 -5.25 -13.80  -9.52 
1949 01 -6.99 -16.79 -11.89 
1949 02 -7.54 -18.45 -12.99 
1949 03 -1.09 -10.91  -6.00 
1949 04 12.15    .39   6.27 
1949 05 19.52   5.31  12.41 
1949 06 23.74  11.87  17.80 
1949 07 24.79  14.33  19.56 
1949 08 24.95  13.88  19.41 
1949 09 17.24   6.35  11.79 
1949 10 12.40   1.72   7.06 
1949 11  1.87  -5.61  -1.87 
1949 12 -6.23 -17.15 -11.69 
1950 01 11.82 -24.05 -17.93 
1950 02 -5.58 -17.24 -11.41 
1950 03 -2.41 -13.09  -7.75 
1950 04  3.01  -6.15  -1.57 
1950 05 15.64   3.57   9.60 
1950 06 22.03   9.31  15.67 
1950 07 23.14  12.22  17.68 
1950 08 20.92   9.28  15.10 
1950 09 18.70   8.29  13.49 
1950 10 13.22   3.23   8.22 
1950 11 -1.80  -9.57  -5.68 
1950 12 -8.72 -18.42 -13.57 
1951 01 -9.66 -19.45 -14.55 
1951 02 -5.13 -15.35 -10.24 
1951 03 -2.01 -12.45  -7.23 
1951 04  8.06  -2.08   2.99 
1951 05 20.97   6.70  13.83 
1951 06 20.63   9.39  15.01 
1951 07 24.09  12.99  18.54 
1952 01 -7.90 -19.66 -13.78 
1952 02 -2.56 -12.32  -7.43 
1952 03  -.49 -10.84  -5.66 
1952 10 10.06  -1.70   4.18 
1952 11  2.67  -4.96  -1.14 
1952 12 -2.73 -10.06  -6.39 
1953 01 -6.77 -17.15 -11.96 
1953 02 -5.31 -16.44 -10.87 
1953 03  1.66  -8.97  -3.65 
1953 04  7.72  -3.59   2.06 
1953 05 18.68   4.57  11.62 
1953 06 24.19  10.89  17.54 
1953 07 25.51  12.36  18.93 
1953 08 25.80  13.68  19.74 
1953 09 18.00   7.31  12.65 
1953 10 16.79   4.48  10.64 
1953 11  4.23  -3.24    .49 
1953 12 -5.28 -14.97 -10.12 
1954 01 10.41 -21.40 -15.90 
1954 02  1.31  -9.57  -4.13 
1954 03   .20 -11.75  -5.77 
1954 04  9.04  -3.17   2.93 
1954 05 12.95   2.47   7.71 
1954 06 24.54  11.14  17.84 
1954 07 25.87  12.54  19.20 
1954 08 23.79  11.11  17.45 
1954 09 16.39   6.86  11.62 
1954 10 10.28   1.10   5.69 
1954 11  3.45  -3.79   -.16 
1954 12 -4.16 -11.49  -7.82 
1955 01 -8.35 -18.41 -13.38 
1955 02 -6.54 -18.14 -12.34 
1955 03  -.66 -15.06  -7.86 
1955 04 14.84   2.33   8.59 
1955 05 21.49   6.67  14.08 
1955 06 24.20  11.68  17.94 
1955 07 28.44  14.84  21.64 
1955 08 27.44  13.68  20.56 
1955 09 18.20   7.01  12.60 
1955 10 13.48   1.78   7.62 
1955 11 -1.77 -10.83  -6.30 
1955 12 -7.99 -18.20 -13.10 
1956 01 -4.86 -14.65  -9.75 
1956 02 -4.82 -17.57 -11.19 
1956 03   .12 -12.56  -6.22 
1956 04  7.78  -4.09   1.84 
1956 05 17.10   2.93  10.01 
1956 06 25.67  12.12  18.89 
1956 07 23.37  11.15  17.26 
1956 08 23.33  11.16  17.24 
1956 09 17.12   6.37  11.74 
1956 10 16.99   3.87  10.43 
1956 11  2.11  -6.70  -2.29 
1956 12 -4.64 -15.75 -10.19 
1957 01 12.09 -24.33 -18.20 
1957 02 -5.61 -18.33 -11.97 
1957 03  2.33 -11.25  -4.46 
1957 04 10.55  -2.34   4.10 
1957 05 18.59   4.61  11.60 
1957 06 22.30   9.45  15.87 
1957 07 27.48  13.76  20.62 
1957 08 24.51  11.36  17.93 
1957 09 17.83   6.10  11.96 
1957 10 11.85   1.82   6.83 
1957 11   .45  -6.28  -2.91 
1957 12 -4.08 -14.08  -9.08 
1958 01 -4.89 -14.68  -9.78 
1958 02 -6.54 -18.58 -12.56 
1958 03  3.02  -8.20  -2.59 
1958 04 12.61  -1.03   5.79 
1958 05 19.32   3.36  11.34 
1958 06 20.42   6.62  13.52 
1958 07 24.86  12.00  18.43 
1958 08 24.23  11.00  17.61 
1958 09 18.35   7.51  12.93 
1958 10 12.98   2.16   7.57 
1958 11  2.49  -6.31  -1.91 
1958 12 10.72 -21.01 -15.86 
1959 01 12.26 -22.98 -17.61 
1959 02 -6.23 -19.00 -12.61 
1959 03  2.90  -9.22  -3.16 
1959 04  9.87  -2.06   3.90 
1959 05 18.59   5.50  12.04 
1959 06 24.80  11.30  18.04 
1959 07 26.75  13.64  20.19 
1959 08 26.20  13.44  19.82 
1959 09 18.26   7.62  12.94 
1959 10  7.68    . 5   3.86 
1959 11 -4.15 -12.58  -8.36 
1959 12 -1.56  -9.57  -5.56 
1960 01 -7.49 -17.58 -12.53 
1960 02 -4.71 -16.54 -10.63 
1960 03 -2.41 -14.29  -8.35 
1960 04  8.96  -2.05   3.45 
1960 05 18.32   5.61  11.96 
1960 06 22.39   9.22  15.80 
1960 07 26.30  12.22  19.26 
1960 08 25.83  13.20  19.51 
1960 09 19.61   7.73  13.67 
1960 10 11.98   2.13   7.05 
1960 11  2.08  -4.60  -1.25 
1960 12 -7.16 -17.51 -12.33 
1961 01 -9.17 -20.16 -14.66 
1961 02  -.97 -12.27  -6.62 
1961 03  4.37  -6.13   -.88 
1961 04  7.54  -3.08   2.23 
1961 05 18.61   3.23  10.92 
1961 06 25.90  10.69  18.29 
1961 07 26.08  12.78  19.43 
1961 08 27.59  13.22  20.40 
1961 09 18.48   7.24  12.86 
1961 10 13.07   2.56   7.81 
1961 11  1.61  -6.00  -2.19 
1961 12 -6.56 -14.41 -10.48 
1962 01 11.22 -21.85 -16.53 
1962 02 -8.42 -19.23 -13.82 
1962 03  1.88  -7.05  -2.58 
1962 04  8.31  -3.57   2.37 
1962 05 18.95   6.18  12.57 
1962 06 22.82   9.68  16.25 
1962 07 23.54  12.08  17.81 
1962 08 24.38  11.54  17.95 
1962 09 17.20   6.38  11.79 
1962 10 13.49   2.67   8.08 
1962 11  3.07  -3.59   -.26 
1962 12 -5.48 -15.68 -10.58 
1963 01 13.90 -23.64 -18.77 
1963 02 -8.51 -20.66 -14.58 
1963 03  3.85  -8.27  -2.21 
1963 04 11.63   -.89   5.37 
1963 05 16.20   3.74   9.97 
1963 06 23.04  11.23  17.13 
1963 07 25.44  14.25  19.84 
1963 08 22.64  10.95  16.79 
1963 09 19.18   7.93  13.55 
1963 10 18.96   7.64  13.30 
1963 11  4.31  -3.61    .35 
1963 12 10.12 -19.10 -14.61 
1964 01 -4.27 -14.46  -9.36 
1964 02 -2.58 -14.84  -8.71 
1964 03 -1.16 -12.85  -7.01 
1964 04 11.20  -2.03   4.58 
1964 05 20.42   6.98  13.70 
1964 06 21.79   9.64  15.71 
1964 07 25.95  13.89  19.92 
1964 08 20.32  10.33  15.32 
1964 09 17.00   5.86  11.43 
1964 10 11.56   1.01   6.28 
1964 11  2.53  -6.38  -1.92 
1964 12 -9.18 -18.98 -14.08 
1965 01 -9.80 -21.95 -15.87 
1965 02 -8.53 -21.23 -14.87 
1965 03 -2.69 -14.52  -8.60 
1965 04  8.43  -1.67   3.38 
1965 05 19.00   5.75  12.37 
1965 06 21.20   9.18  15.19 
1965 07 22.36  11.13  16.74 
1965 08 21.50  10.52  16.01 
1965 09 12.37   3.46   7.91 
1965 10 11.51   1.78   6.64 
1965 11   .40  -8.34  -3.97 
1965 12 -3.24 -10.37  -6.80 
1966 01 13.35 -24.62 -18.98 
1966 02 -5.76 -18.68 -12.22 
1966 03  3.41  -7.89  -2.23 
1966 04  5.72  -2.83   1.44 
1966 05 15.11   2.19   8.64 
1966 06 23.37  11.46  17.41 
1966 07 25.95  15.02  20.48 
1966 08 21.69  11.10  16.39 
1966 09 17.79   6.79  12.29 
1966 10 10.62    .22   5.42 
1966 11  -.60  -9.46  -5.03 
1966 12 -7.01 -16.53 -11.77 
1967 01 -7.92 -18.99 -13.45 
1967 02 -8.78 -23.40 -16.09 
1967 03  1.51 -10.95  -4.71 
1967 04  8.80  -3.54   2.63 
1967 05 14.66    .89   7.77 
1967 06 21.46  10.33  15.89 
1967 07 23.28  11.17  17.22 
1967 08 21.65  10.25  15.95 
1967 09 18.70   7.32  13.01 
1967 10  9.26   -.24   4.51 
1967 11  -.55  -8.30  -4.42 
1967 12 -5.19 -13.68  -9.43 
1968 01 -7.62 -18.35 -12.98 
1968 02 -6.41 -19.29 -12.85 
1968 03  5.25  -6.59   -.67 
1968 04 10.06  -1.09   4.48 
1968 05 16.04   3.67   9.85 
1968 06 20.58   9.37  14.97 
1968 07 23.05  12.42  17.73 
1968 08 22.03  11.25  16.64 
1968 09 17.70   8.68  13.19 
1968 10 12.06   2.42   7.24 
1968 11  1.20  -5.36  -2.08 
1968 12 -7.81 -15.94 -11.87 
1969 01 -9.89 -18.82 -14.36 
1969 02 -4.27 -14.94  -9.60 
1969 03   .63 -12.06  -5.71 
1969 04 11.33   -.68   5.32 
1969 05 17.95   4.27  11.11 
1969 06 17.78   6.53  12.15 
1969 07 23.59  12.67  18.13 
1969 08 25.41  14.55  19.98 
1969 09 17.54   8.22  12.88 
1969 10  8.43   -.65   3.89 
1969 11  1.65  -6.47  -2.40 
1969 12 -5.14 -11.45  -8.29 
1970 01 11.78 -20.75 -16.26 
1970 02 -5.52 -18.01 -11.76 
1970 03   .15 -12.27  -6.06 
1970 04  8.60  -1.98   3.31 
1970 05 14.82   3.38   9.10 
1970 06 23.49  11.80  17.64 
1970 07 26.56  14.80  20.68 
1970 08 25.51  13.41  19.45 
1970 09 18.15   7.99  13.07 
1970 10 11.38   2.38   6.88 
1970 11  -.16  -6.24  -3.19 
1970 12 -6.65 -15.79 -11.22 
1971 01 13.82 -22.78 -18.29 
1971 02 -4.91 -15.91 -10.41 
1971 03  -.52 -11.18  -5.85 
1971 04  9.89  -1.33   4.28 
1971 05 16.95   3.86  10.41 
1971 06 24.40  11.62  18.01 
1971 07 22.35  11.40  16.87 
1971 08 23.09  11.47  17.28 
1971 09 18.73   8.80  13.76 
1971 10 12.76   4.75   8.75 
1971 11  -.26  -6.10  -3.17 
1971 12 -6.10 -15.29 -10.69 
1972 01 12.61 -24.07 -18.34 
1972 02 -8.60 -19.62 -14.11 
1972 03  -.80 -11.78  -6.29 
1972 04  7.37  -2.43   2.46 
1972 05 21.38   7.65  14.51 
1972 06 23.26  10.51  16.88 
1972 07 22.76  12.18  17.47 
1972 08 23.18  12.44  17.81 
1972 09 15.76   5.84  10.80 
1972 10  9.14    .42   4.78 
1972 11  -.92  -6.68  -3.80 
1972 12 10.38 -18.71 -14.54 
1973 01 -5.10 -15.12 -10.10 
1973 02 -4.05 -15.55  -9.80 
1973 03  5.61  -3.69    .96 
1973 04  9.96  -2.01   3.97 
1973 05 16.56   3.99  10.27 
1973 06 22.06  10.61  16.33 
1973 07 24.23  13.39  18.81 
1973 08 24.09  14.32  19.20 
1973 09 16.95   7.45  12.20 
1973 10 14.31   4.65   9.48 
1973 11   .67  -6.19  -2.76 
1973 12 -7.00 -15.89 -11.44 
1974 01 -9.82 -19.68 -14.75 
1974 02 -4.92 -17.42 -11.17 
1974 03  -.54 -11.20  -5.87 
1974 04 10.72   -.86   4.93 
1974 05 14.31   3.28   8.79 
1974 06 22.14  10.32  16.23 
1974 07 25.97  15.06  20.51 
1974 08 21.58  11.39  16.48 
1974 09 14.68   4.19   9.44 
1974 10 11.92   1.76   6.84 
1974 11  2.11  -5.46  -1.67 
1974 12 -2.79 -10.34  -6.56 
1975 01 -7.32 -17.21 -12.27 
1975 02 -4.88 -15.48 -10.18 
1975 03  -.77 -11.99  -6.38 
1975 04  6.43  -3.52   1.45 
1975 05 20.85   7.13  13.99 
1975 06 21.48  11.34  16.41 
1975 07 26.41  15.07  20.74 
1975 08 23.07  11.86  17.46 
1975 09 15.92   6.22  11.07 
1975 10 13.11   3.15   8.13 
1975 11  4.07  -4.94   -.43 
1975 12 -6.88 -16.26 -11.57 
1976 01 -8.85 -20.50 -14.68 
1976 02  -.13 -11.43  -5.78 
1976 03   .29 -10.56  -5.13 
1976 04 13.53   1.09   7.31 
1976 05 19.48   4.08  11.78 
1976 06 24.30  11.96  18.12 
1976 07 25.99  13.19  19.59 
1976 08 26.44  13.09  19.76 
1976 09 19.89   6.62  13.25 
1976 10  8.10  -1.76   3.17 
1976 11 -1.73  -9.50  -5.61 
1976 12 10.46 -22.17 -16.31 
1977 01 13.47 -23.51 -18.49 
1977 02 -4.29 -14.20  -9.24 
1977 03  5.65  -4.78    .43 
1977 04 14.75   1.17   7.96 
1977 05 23.93  10.62  17.27 
1977 06 22.13  10.99  16.56 
1977 07 24.87  14.00  19.43 
1977 08 19.42   9.92  14.67 
1977 09 16.41   8.08  12.24 
1977 10 12.09   2.13   7.11 
1977 11  1.70  -6.89  -2.59 
1977 12 -8.54 -16.07 -12.30 
1978 01 11.74 -99.99 -99.99 
1978 02 -7.55 -18.42 -12.98 
1978 03  1.59  -9.93  -4.17 
1978 04  9.04  -1.88   3.58 
1978 05 20.75   6.88  13.81 
1978 06 23.17   9.14  16.15 
1978 07 24.44  11.72  18.08 
1978 08 24.83  12.79  18.81 
1978 09 20.65   9.06  14.85 
1978 10 12.49   2.36   7.43 
1978 11  1.44  -8.42  -3.49 
1978 12 -8.70 -18.91 -13.80 
1979 01 13.79 -23.88 -18.83 
1979 02 -8.88 -20.54 -14.71 
1979 03   .30  -9.37  -4.53 
1979 04  7.51  -3.34   2.08 
1979 05 14.93   2.64   8.78 
1979 06 22.70   9.50  16.10 
1979 07 26.89  14.08  20.48 
1979 08 22.98  10.94  16.95 
1979 09 19.50   8.31  13.90 
1979 10  9.10    .82   4.96 
1979 11   .33  -6.64  -3.15 
1979 12 -2.44 -11.76  -7.10 
1980 01 -8.02 -19.09 -13.55 
1980 02 -6.18 -16.90 -11.54 
1980 03   .21 -12.94  -6.36 
1980 04 12.84    .26   6.55 
1980 05 22.92   7.67  15.29 
1980 06 23.68   9.74  16.70 
1980 07 26.77  13.70  20.23 
1980 08 24.07  13.10  18.58 
1980 09 17.71   6.71  12.21 
1980 10  8.21   -.79   3.71 
1980 11  2.40  -5.71  -1.65 
1980 12 -7.48 -18.04 -12.76 
1981 01 -5.92 -17.25 -11.58 
1981 02 -3.51 -12.68  -8.09 
1981 03  4.05  -7.20  -1.57 
1981 04 11.13   -.67   5.23 
1981 05 19.12   5.11  12.11 
1981 06 22.09  10.56  16.32 
1981 07 26.44  13.87  20.15 
1981 08 25.34  13.26  19.29 
1981 09 17.70   6.79  12.24 
1981 10  9.04    .39   4.71 
1981 11  5.75  -2.32   1.71 
1981 12 -6.61 -13.80 -10.20 
1982 01 13.25 -26.85 -20.04 
1982 02 -6.24 -17.23 -11.73 
1982 03   .-2 -10.71  -5.36 
1982 04  9.07  -3.28   2.89 
1982 05 21.02   7.58  14.30 
1982 06 19.68   8.33  14.00 
1982 07 26.60  14.25  20.42 
1982 08 22.96  10.73  16.84 
1982 09 18.45   7.63  13.04 
1982 10 12.06   3.41   7.73 
1982 11   .52  -8.10  -3.79 
1982 12 -3.35 -11.03  -7.18 
1983 01 -5.41 -14.32  -9.86 
1983 02 -2.58 -10.36  -6.47 
1983 03  2.00  -6.90  -2.45 
1983 04  8.89  -2.30   3.29 
1983 05 17.32   3.00  10.16 
1983 06 23.40  11.35  17.37 
1983 07 28.31  16.04  22.18 
1983 08 27.61  15.07  21.34 
1983 09 18.71   9.03  13.87 
1983 10 10.92   2.17   6.54 
1983 11   .86  -4.16  -1.64 
1983 12 99.99 -24.40 -99.99 
1984 01 99.99 -21.91 -99.99 
1984 02 99.99 -10.29 -99.99 
1984 03  -.83 -14.61  -7.72 
1984 04 99.99  -1.55 -99.99 
1984 05 99.99   2.50 -99.99 
1984 06 99.99  10.29 -99.99 
1984 07 25.34  11.15  18.24 
1984 08 26.37  12.20  19.28 
1984 09 16.12   3.79   9.95 
1984 10 13.80   2.36   8.08 
1984 11  2.31  -7.66  -2.67 
1984 12 -6.18 -17.03 -11.60 
1985 01 -8.68 -22.01 -15.34 
1985 02 -6.36 -19.44 -12.90 
1985 03  4.42  -7.86  -1.71 
1985 04 12.05  -2.09   4.97 
1985 05 20.98   4.67  12.82 
1985 06 21.03   5.54  13.28 
1985 07 99.99  10.41 -99.99 
1985 08 22.64   8.84  15.74 
1985 09 99.99   5.70 -99.99 
1985 10 99.99    .16 -99.99 
1985 11 -2.33 -13.22  -7.78 
1985 12 11.51 -21.65 -16.58 
1986 01 -6.06 -18.26 -12.16 
1986 02 -5.46 -17.35 -11.40 
1986 03  4.33  -9.58  -2.62 
1986 04 13.59   -.89   6.35 
1986 05 20.37   4.32  12.34 
1986 06 99.99   8.25 -99.99 
1986 07 25.38  12.11  18.74 
