1936 01 15.18 -20.36 -17.77 
1936 02 11.16 -17.28 -14.22 
1936 03 13.83 -19.70 -16.77 
1936 04 -1.98  -6.16  -4.06 
1936 05  -.16  -3.77  -1.96 
1936 06 99.99   1.08 -99.99 
1936 07 99.99   4.83 -99.99 
1936 08 99.99   6.06 -99.99 
1936 09 99.99   1.67 -99.99 
1936 10 99.99  -5.04 -99.99 
1936 11 99.99  -8.38 -99.99 
1936 12 99.99 -14.74 -99.99 
1937 01 99.99  -8.28 -99.99 
1937 02 99.99 -13.77 -99.99 
1937 03 99.99 -14.40 -99.99 
1937 04 99.99 -10.75 -99.99 
1937 05 99.99  -5.08 -99.99 
1937 06 99.99    .54 -99.99 
1937 07 99.99   4.61 -99.99 
1937 08 99.99   6.33 -99.99 
1937 09  8.22   4.00   6.11 
1937 10  2.55  -1.12    .71 
1937 11 -2.96  -8.50  -5.73 
1937 12 -1.60  -6.24  -3.91 
1938 01 -8.08 -13.79 -10.93 
1938 02 -2.89  -8.04  -5.46 
1938 03 11.10 -17.20 -14.15 
1938 04 -2.82  -6.93  -4.87 
1938 05 -1.37  -6.17  -3.77 
1938 06  6.56   1.08   3.82 
1938 07  8.53   5.04   6.78 
1938 08 10.18   6.19   8.18 
1938 09  6.73   1.59   4.16 
1938 10  -.93  -5.12  -3.02 
1938 11 -5.84 -11.62  -8.72 
1938 12 10.06 -16.29 -13.17 
1939 01 19.52 -24.13 -21.82 
1939 02 10.95 -16.65 -13.79 
1939 03 -9.88 -16.03 -12.95 
1939 04 -4.31  -9.09  -6.70 
1939 05  2.29  -1.87    .20 
1939 06  5.42   1.78   3.60 
1939 07  8.81   5.17   6.99 
1939 08 10.40   5.87   8.13 
1939 09  8.85   4.19   6.52 
1939 10 99.99  -1.62 -99.99 
1939 11 99.99  -9.47 -99.99 
1939 12 99.99 -17.29 -99.99 
1940 01 99.99 -15.19 -99.99 
1940 02 99.99 -19.24 -99.99 
1940 03 99.99 -16.42 -99.99 
1940 04 99.99  -5.80 -99.99 
1940 05 99.99  -1.17 -99.99 
1940 06 99.99   2.20 -99.99 
1940 07 99.99   6.31 -99.99 
1940 08 99.99   5.96 -99.99 
1940 09 99.99   3.24 -99.99 
1940 10 99.99  -3.13 -99.99 
1940 11 99.99  -5.28 -99.99 
1940 12 -8.52 -13.77 -11.14 
1941 01 -9.97 -15.32 -12.65 
1941 02 -9.02 -14.25 -11.63 
1941 03 10.72 -16.17 -13.44 
1941 04 -7.04 -11.99  -9.51 
1941 05   . 9  -2.44  -1.17 
1941 06  5.09   1.04   3.06 
1941 07 10.12   4.92   7.52 
1941 08 10.01   6.56   8.28 
1941 09  8.60   5.25   6.92 
1941 10  3.12  -1.13    .99 
1941 11 -1.30  -6.93  -4.11 
1941 12 10.56 -15.84 -13.20 
1942 01 -6.34 -10.92  -8.63 
1942 02 10.37 -15.49 -12.93 
1942 03 10.46 -15.50 -12.98 
1942 04 -4.79  -9.08  -6.93 
1942 05  -.23  -4.13  -2.18 
1942 06  4.37    .20   2.28 
1942 07  8.53   3.92   6.22 
1942 08 10.36   6.11   8.23 
1942 09  7.74   4.06   5.89 
1942 10  1.09  -3.62  -1.26 
1942 11 -5.02 -10.93  -7.97 
1942 12 -9.50 -15.16 -12.33 
1943 01 -8.38 -13.55 -10.96 
1943 02 14.87 -20.56 -17.71 
1943 03 -6.00 -12.35  -9.17 
1943 04 -5.22 -10.33  -7.77 
1943 05  2.58   -.85    .86 
1943 06  6.57   2.88   4.72 
1943 07  8.95   3.91   6.43 
1943 08 10.24   6.58   8.41 
1943 09  7.83   3.59   5.71 
1943 10  1.23  -2.73   -.75 
1943 11 -2.06  -5.93  -3.99 
1943 12 11.09 -15.66 -13.37 
1944 01 14.92 -18.94 -16.93 
1944 02 13.40 -18.23 -15.81 
1944 04 -9.21 -15.46 -12.33 
1944 05   .28  -3.40  -1.56 
1944 06  4.16   1.15   2.65 
1944 07  7.19   3.96   5.57 
1944 08  9.85   5.62   7.73 
1944 09  7.86   4.02   5.94 
1944 10  1.48  -2.33   -.42 
1944 11 -4.28  -7.81  -6.04 
1944 12 -9.13 -13.63 -11.38 
1945 01 11.12 -15.62 -13.37 
1945 02 13.96 -18.23 -16.09 
1945 03 15.13 -19.81 -17.46 
1945 04 -1.75  -6.54  -4.14 
1945 05  1.22  -2.58   -.67 
1945 06  4.67   1.19   2.93 
1945 07  7.95   4.15   6.05 
1945 08 10.52   6.64   8.58 
1945 09  7.45   4.21   5.83 
1945 10 -1.94  -6.69  -4.31 
1945 11 -2.74  -8.06  -5.40 
1945 12 -9.91 -15.30 -12.60 
1946 01 11.47 -15.40 -13.43 
1946 02 18.08 -22.48 -20.27 
1946 03 18.86 -23.74 -21.30 
1946 04 -8.72 -13.05 -10.88 
1946 05   .97  -4.23  -1.63 
1946 06  3.54    .64   2.08 
1946 07  8.24   4.16   6.20 
1946 08 10.12   4.71   7.42 
1946 09  6.11   3.28   4.69 
1946 10   .34  -3.68  -1.67 
1946 11 -2.49  -8.12  -5.30 
1946 12 -9.67 -15.43 -12.55 
1947 01 11.74 -18.51 -15.12 
1947 02 -9.07 -14.76 -11.91 
1947 03 11.48 -17.54 -14.51 
1947 04 -3.82  -8.04  -5.93 
1947 05   .41  -3.39  -1.49 
1947 06  5.34    .76   3.05 
1947 07  7.82   3.90   5.86 
1947 08  8.07   4.80   6.43 
1947 09  7.17   3.05   5.11 
1947 10  1.04  -3.88  -1.41 
1947 11 -6.82 -11.00  -8.91 
1947 12 15.42 -19.45 -17.43 
1948 01 13.11 -19.08 -16.09 
1948 02 -8.80 -15.18 -11.99 
1948 03 -8.33 -14.45 -11.39 
1948 04   .11  -2.54  -1.21 
1948 05  1.92  -2.07    .-7 
1948 06  7.28   2.89   5.08 
1948 07  9.64   5.77   7.71 
1948 08  9.60   6.46   8.03 
1948 09  6.91   2.60   4.75 
1948 10  -.35  -4.46  -2.40 
1948 11 -5.17  -9.95  -7.56 
1948 12 -7.17 -14.15 -10.66 
1949 10  2.69  -1.79    .45 
1949 11 -3.95  -9.72  -6.83 
1949 12 -5.82 -10.74  -8.28 
1950 01   . 8  -3.38  -1.65 
1950 02 -4.71  -9.21  -6.96 
1950 03 10.74 -16.11 -13.42 
1950 04 -4.30 -11.05  -7.67 
1950 05 -2.83  -7.27  -5.05 
1950 06  4.06   1.17   2.62 
1950 07  9.09   5.24   7.16 
1950 08  9.87   6.31   8.09 
1950 09  6.28   2.61   4.44 
1950 10  3.49   -.54   1.47 
1950 11  -.29  -6.02  -3.15 
1951 01 -8.74 -14.32 -11.53 
1951 02 11.03 -17.35 -14.19 
1951 03 11.25 -17.79 -14.52 
1951 04 -5.61 -10.17  -7.89 
1951 05  1.80  -2.30   -.25 
1951 06  5.81   1.45   3.63 
1951 07  8.75   5.04   6.89 
1951 08  9.59   5.49   7.54 
1951 09  7.63   2.69   5.16 
1951 10  2.96   -.87   1.04 
1951 11 -2.26  -7.55  -4.90 
1951 12 -5.02 -11.66  -8.34 
1952 01 -5.50 -13.04  -9.27 
1952 02 16.68 -21.77 -19.22 
1952 03 -9.67 -15.96 -12.81 
1952 04 -4.85 -10.72  -7.78 
1952 05   .77  -2.80  -1.01 
1952 06  3.81    .65   2.23 
1952 07  7.91   3.82   5.86 
1952 08 10.47   5.91   8.19 
1952 09  7.63   3.90   5.76 
1952 10  3.21   -.78   1.21 
1952 11 -3.73  -7.76  -5.74 
1952 12 10.28 -16.11 -13.19 
1953 01 10.80 -15.93 -13.36 
1953 02 15.14 -20.31 -17.72 
1953 03 11.41 -16.77 -14.09 
1953 04 -4.80 -10.27  -7.53 
1953 05   .95  -3.38  -1.21 
1953 06  5.25    .25   2.75 
1953 07  9.63   3.59   6.61 
1953 08 11.18   6.29   8.73 
1953 09  8.62   4.17   6.39 
1953 10  1.55  -3.12   -.78 
1953 11 -2.73  -7.20  -4.96 
1953 12 10.96 -16.18 -13.57 
1954 01 -5.30 -11.93  -8.61 
1954 02 10.02 -15.97 -12.99 
1954 03 -9.07 -18.86 -13.96 
1954 04   .14  -6.91  -3.38 
1954 05  2.69   -.42   1.13 
1954 06  8.83   1.98   5.40 
1954 07 12.60   6.10   9.35 
1954 08 11.51   6.23   8.87 
1954 09  8.78   4.37   6.57 
1954 10 -1.27  -4.94  -3.11 
1954 11 -5.85 -12.76  -9.30 
1954 12 17.79 -25.33 -21.56 
1955 01 14.78 -19.90 -17.34 
1955 02 16.71 -23.91 -20.31 
1955 03 12.15 -20.98 -16.56 
1955 04 -6.22 -15.40 -10.81 
1955 05  -.13  -6.56  -3.34 
1955 06  6.18    .34   3.26 
1955 07  9.45   3.36   6.40 
1955 08 13.13   5.45   9.29 
1955 09  8.12   3.39   5.75 
1955 10 -3.58  -9.64  -6.61 
1955 11 -3.97 -11.51  -7.74 
1955 12 -3.32 -10.35  -6.83 
1956 01 -5.31 -14.76 -10.03 
1956 02 14.03 -21.42 -17.72 
1956 03 13.56 -20.87 -17.21 
1956 04 -6.03 -11.98  -9.00 
1956 05  1.29  -3.69  -1.20 
1956 06  7.04    .63   3.83 
1956 07 13.14   6.00   9.57 
1956 08 11.28   5.39   8.33 
1956 09  8.35   3.99   6.17 
1957 01 -4.29 -10.83  -7.56 
1957 02 10.91 -17.12 -14.01 
1957 03 12.89 -19.70 -16.29 
1957 04 -3.39 -10.87  -7.13 
1957 05  1.49  -2.94   -.72 
1957 06  7.94   1.04   4.49 
1957 07 14.05   6.86  10.45 
1957 08 11.85   6.74   9.29 
1957 09  9.47   2.61   6.04 
1957 10  2.00  -2.62   -.30 
1957 11 -5.78 -10.97  -8.37 
1958 01 17.87 -25.78 -21.83 
1958 02 10.67 -19.87 -15.27 
1958 03 -6.51 -13.30  -9.90 
1958 04 -5.07 -12.28  -8.67 
1958 05  -.51  -7.25  -3.88 
1958 06  7.72   1.01   4.36 
1958 07 12.50   5.47   8.98 
1958 08 13.31   7.00  10.15 
1958 09  7.27   2.71   4.98 
1958 10  -.45  -6.05  -3.25 
1958 11 -5.01 -14.15  -9.58 
1958 12 -7.59 -14.26 -10.92 
1959 01 -2.16  -9.35  -5.76 
1959 02 -6.11 -12.91  -9.51 
1959 03 10.38 -21.66 -16.02 
1959 04 -4.46 -13.10  -8.78 
1959 05  2.24  -2.54   -.14 
1959 07 16.85   8.09  12.47 
1959 08 13.40   7.62  10.51 
1959 09  7.62   4.13   5.87 
1959 10  1.32  -2.74   -.71 
1959 11 -3.91  -8.35  -6.13 
1959 12 10.98 -17.81 -14.39 
1960 01 12.56 -19.87 -16.21 
1960 02 12.58 -18.86 -15.72 
1960 03 -2.85 -11.06  -6.95 
1960 04 -7.80 -18.62 -13.21 
1960 05   .95  -4.31  -1.68 
1960 06  6.97    .93   3.94 
1960 07 12.68   6.55   9.61 
1960 08 11.25   6.17   8.71 
1960 09  8.99   4.21   6.60 
1960 10  1.76  -3.03   -.63 
1960 11 -7.82 -13.91 -10.86 
1960 12 -7.93 -14.88 -11.40 
1961 01 10.04 -15.89 -12.96 
1961 02 14.11 -22.42 -18.26 
1961 03 16.98 -26.30 -21.64 
1961 04 -4.90 -12.86  -8.88 
1961 05  2.06  -2.43   -.18 
1961 06  7.07   1.55   4.31 
1961 07 13.06   5.69   9.37 
1961 08 10.82   5.98   8.39 
1961 09  6.99   2.68   4.83 
1961 10  1.22  -3.54  -1.16 
1961 11 -5.64 -12.81  -9.22 
1961 12 12.46 -20.03 -16.24 
1962 01 -6.01 -12.91  -9.46 
1962 02 -3.37  -7.85  -5.60 
1962 03 -7.44 -13.25 -10.34 
1962 04 -1.37  -8.29  -4.83 
1962 05  2.44  -1.90    .27 
1962 06  8.43   2.79   5.61 
1962 07 12.76   6.89   9.82 
1962 08 12.58   6.88   9.72 
1962 09  6.22   1.16   3.69 
1962 10 -1.22  -5.05  -3.13 
1962 11 -5.88 -11.12  -8.50 
1962 12 -5.16 -13.32  -9.24 
1963 01 -4.58 -10.79  -7.68 
1963 02 -8.09 -15.25 -11.67 
1963 03 -8.38 -17.27 -12.82 
1963 04 -4.44 -11.98  -8.21 
1963 05  1.35  -2.63   -.64 
1963 06  6.43    .76   3.59 
1963 07 11.71   5.90   8.80 
1963 08 11.26   5.52   8.39 
1963 09  8.14   2.47   5.31 
1963 10   .50  -6.08  -2.79 
1963 11 -4.04 -10.93  -7.48 
1963 12 -6.60 -13.84 -10.22 
1964 01 16.04 -23.32 -19.68 
1964 02 21.30 -27.06 -24.18 
1964 03 12.74 -21.95 -17.34 
1964 04 -6.54 -15.75 -11.14 
1964 05  1.69  -3.78  -1.04 
1964 06 10.57   2.20   6.38 
1964 07 13.26   5.72   9.49 
1964 08 10.43   5.83   8.13 
1964 09  6.66   3.09   4.87 
1964 10   .41  -4.37  -1.97 
1964 11 -7.45 -13.46 -10.45 
1964 12 -5.93 -13.47  -9.70 
1965 01 12.21 -19.65 -15.93 
1965 02 17.70 -22.80 -20.25 
1965 03 10.71 -17.36 -14.03 
1965 04 -4.29 -11.74  -8.01 
1965 05   .31  -5.49  -2.59 
1965 06  6.10    .97   3.53 
1965 07 10.47   5.21   7.84 
1965 08 10.17   5.69   7.93 
1965 09  5.32   2.19   3.75 
1965 10 -1.26  -8.92  -5.09 
1965 11 -1.17  -7.42  -4.30 
1965 12 11.78 -18.62 -15.20 
1966 02 -9.85 -17.91 -13.88 
1966 03 10.89 -20.46 -15.68 
1966 04 -7.99 -16.14 -12.06 
1966 05  1.87  -4.57  -1.35 
1966 06  7.15    .93   4.04 
1966 07 12.39   5.34   8.86 
1966 08 12.62   6.67   9.64 
1966 09  6.87   2.60   4.73 
1966 10 -1.88  -6.88  -4.38 
1966 11 -1.04  -7.88  -4.46 
1966 12 -8.26 -12.75 -10.50 
1967 01 -7.87 -16.06 -11.96 
1967 02 10.95 -17.96 -14.45 
1967 03 -3.83  -9.53  -6.68 
1967 04 -3.89 -11.54  -7.71 
1967 05  5.64    .-3   2.80 
1967 06 11.47   3.29   7.38 
1967 08 12.35   7.34   9.84 
1967 09  8.53   3.47   6.00 
1967 10  1.76  -2.44   -.34 
1967 11 -5.63 -12.22  -8.92 
1967 12 -5.82 -12.12  -8.97 
1968 01 -3.72 -10.39  -7.05 
1968 02 13.85 -20.70 -17.27 
1968 03 -7.00 -15.41 -11.20 
1968 04 -7.47 -15.85 -11.66 
1968 05  1.43  -5.19  -1.88 
1968 06  8.80   2.15   5.47 
1968 07 12.10   5.53   8.81 
1968 08 12.24   7.17   9.70 
1968 09  7.99   2.57   5.28 
1968 10 -1.04  -5.65  -3.35 
1968 11 -6.65 -12.36  -9.50 
1968 12 -9.27 -19.75 -14.51 
1969 01 -1.38  -9.67  -5.52 
1969 02 14.37 -21.34 -17.85 
1969 03 13.09 -19.29 -16.19 
1969 04 -5.89 -13.29  -9.59 
1969 05  2.09  -1.76    .16 
1969 06  5.82    .85   3.33 
1969 07 12.83   6.05   9.44 
1969 08 13.43   7.38  10.40 
1969 09  8.56   4.80   6.68 
1969 10   .52  -3.90  -1.68 
1969 11 -9.47 -15.92 -12.70 
1969 12 10.87 -16.85 -13.86 
1970 01 12.31 -20.45 -16.38 
1970 02 11.85 -18.11 -14.98 
1970 04 -5.19 -16.25 -10.72 
1970 05  2.61  -2.20    .20 
1970 06 10.18   2.05   6.11 
1970 07 11.06   5.42   8.24 
1970 08 11.74   7.11   9.42 
1970 09  9.96   4.62   7.29 
1970 10  1.55  -2.26   -.35 
1970 11  -.76  -8.06  -4.41 
1970 12 -6.70 -13.49 -10.09 
1971 01 -7.44 -14.76 -11.10 
1971 02 18.85 -24.24 -21.54 
1971 03 13.90 -21.68 -17.79 
1971 04 -7.44 -16.50 -11.97 
1971 05  -.62  -8.04  -4.33 
1971 06  6.13   -.28   2.92 
1971 07  9.95   3.55   6.75 
1971 08 11.69   5.57   8.63 
1971 09  7.68   3.23   5.45 
1971 10  1.16  -4.71  -1.78 
1971 11 -3.32 -12.18  -7.75 
1971 12 -9.20 -16.95 -13.08 
1972 01 -8.46 -15.91 -12.18 
1972 02 -8.93 -16.76 -12.84 
1972 03 13.89 -21.56 -17.72 
1972 04 -5.34 -15.59 -10.46 
1972 05  1.43  -5.35  -1.96 
1972 06  5.83    .72   3.27 
1972 07 10.62   4.60   7.60 
1972 08 13.39   7.89  10.64 
1972 09  8.10   4.34   6.22 
1972 10  1.12  -4.02  -1.45 
1972 11 -7.32 -12.27  -9.79 
1972 12 -6.00 -12.74  -9.37 
1973 01 12.91 -22.89 -17.90 
1973 02 -9.74 -17.49 -13.61 
1973 03 16.85 -24.05 -20.45 
1973 04 -3.73 -11.70  -7.71 
1973 05 -1.14  -7.58  -4.36 
1973 06  5.95    .73   3.34 
1973 08 10.02   5.48   7.75 
1973 09  8.80   4.17   6.49 
1973 10  1.02  -4.10  -1.54 
1973 11 -1.28  -6.35  -3.81 
1973 12 11.35 -17.40 -14.37 
1974 01 11.30 -17.71 -14.51 
1974 02 15.63 -22.93 -19.28 
1974 03 11.22 -18.01 -14.61 
1974 04 -8.66 -15.66 -12.16 
1974 05   .58  -4.65  -2.03 
1974 06  8.01   1.36   4.68 
1974 07 13.35   5.19   9.27 
1974 08 12.22   6.85   9.53 
1974 09  9.39   5.05   7.22 
1974 10  2.38  -1.01    .68 
1974 11 -4.17 -11.69  -7.93 
1974 12 17.31 -22.28 -19.79 
1975 01 15.13 -22.16 -18.64 
1975 02 11.55 -18.21 -14.88 
1975 03 11.51 -19.15 -15.33 
1975 04 -6.73 -15.59 -11.16 
1975 05   .-1  -5.62  -2.81 
1975 06  6.50    .31   3.40 
1975 07 10.93   4.15   7.54 
1975 08 12.05   6.35   9.20 
1975 09  8.05   2.79   5.42 
1975 10  1.60  -3.90  -1.15 
1975 11 -6.14 -11.76  -8.95 
1975 12 13.21 -20.52 -16.86 
1976 01 12.74 -18.71 -15.73 
1976 02 18.76 -27.51 -23.13 
1976 03 13.36 -21.00 -17.18 
1976 04 10.88 -20.45 -15.67 
1976 05   .-4  -4.69  -2.36 
1976 06  6.84    .31   3.57 
1976 07 12.38   3.97   8.17 
1976 08 12.16   6.10   9.13 
1976 09  8.53   3.28   5.90 
1977 01 10.51 -17.07 -13.79 
1977 02 14.80 -20.79 -17.79 
1977 03 19.74 -27.86 -23.80 
1977 04 -5.42 -15.25 -10.33 
1977 05   .24  -4.36  -2.06 
1977 06  9.80   1.56   5.68 
1977 07 11.30   5.13   8.21 
1977 08 12.75   7.87  10.31 
1977 09  9.60   4.65   7.13 
1977 10  -.82  -5.31  -3.06 
1977 11 -7.51 -13.28 -10.39 
1977 12 -7.05 -12.69  -9.87 
1978 01 -3.47  -7.99  -5.73 
1978 02 12.54 -18.28 -15.41 
1978 03 -9.39 -14.99 -12.19 
1978 04 -4.23  -8.85  -6.54 
1978 05  1.86  -2.35   -.24 
1978 06  5.90   1.58   3.74 
1978 07 11.65   5.77   8.71 
1978 08 10.54   6.95   8.74 
1978 09  8.28   4.46   6.37 
1978 10   .49  -2.87  -1.18 
1978 11 -2.99  -7.81  -5.40 
1978 12 11.17 -19.09 -15.13 
1979 01 -5.78 -11.61  -8.69 
1979 02 -4.50 -10.45  -7.47 
1979 03 10.93 -15.44 -13.18 
1979 04 -5.42 -12.67  -9.04 
1979 05  2.48  -4.94  -1.23 
1979 06  6.56    .56   3.56 
1979 07 12.16   5.65   8.90 
1979 08 11.46   6.65   9.05 
1979 09  7.47   2.69   5.08 
1979 10   .62  -2.70  -1.04 
1979 12 10.18 -18.85 -14.52 
1980 01 11.13 -18.81 -14.96 
1980 02 10.94 -18.54 -14.74 
1980 03 10.75 -16.32 -13.53 
1980 04 -9.54 -15.01 -12.27 
1980 05   .88  -3.31  -1.21 
1980 06  7.18   1.17   4.17 
1980 07 12.96   5.79   9.37 
1980 08 13.05   6.16   9.60 
1980 09  8.54   3.98   6.26 
1980 10  -.38  -4.92  -2.65 
1980 11 -9.97 -16.94 -13.45 
1980 12 11.29 -18.65 -14.96 
1981 01 13.45 -18.79 -16.12 
1981 02 13.29 -20.19 -16.74 
1981 03 10.54 -15.56 -13.05 
1981 04 -2.10  -8.64  -5.37 
1981 05  2.58  -1.98    .29 
1981 06 11.74   3.12   7.43 
1981 07 13.46   6.72  10.09 
1981 08 12.45   6.90   9.67 
1981 09  8.56   4.23   6.39 
1981 10  1.75  -1.38    .18 
1981 11 -6.31 -10.75  -8.53 
1981 12 -9.50 -16.66 -13.08 
1982 01 -7.60 -14.76 -11.18 
1982 02 -4.69 -10.75  -7.72 
1982 03 -8.07 -13.75 -10.91 
1982 04 -4.98 -14.26  -9.62 
1982 05   . 5  -5.04  -2.49 
1982 06  4.88   1.46   3.17 
1982 07  9.49   3.60   6.54 
1982 08  9.99   6.15   8.07 
1982 09  6.87   3.55   5.21 
1982 10  2.52  -1.92    .30 
1982 11 -5.06 -11.21  -8.13 
1982 12 -7.24 -14.09 -10.66 
1983 01 10.31 -17.59 -13.95 
1983 02 13.36 -18.46 -15.91 
1983 03 11.02 -15.95 -13.48 
1983 04 -7.24 -12.37  -9.80 
1983 05  1.04  -3.18  -1.07 
1983 06  7.18    .67   3.92 
1983 07 11.37   6.23   8.80 
1983 08 11.88   6.34   9.11 
1983 09  7.25   2.20   4.72 
1983 10  -.96  -5.46  -3.21 
1983 11 11.56 -16.07 -13.81 
1983 12 -2.33  -8.25  -5.29 
1984 01 12.26 -18.15 -15.20 
1984 02 19.60 -26.11 -22.85 
1984 03 10.65 -15.62 -13.13 
1984 04 -6.16 -16.77 -11.46 
1984 05  1.76  -2.75   -.49 
1984 06  7.78   2.31   5.04 
1984 07 13.37   5.98   9.67 
1984 08 11.84   6.25   9.04 
1984 09  8.34   4.92   6.63 
1984 10  2.62  -1.10    .75 
1984 11 -2.61  -5.95  -4.27 
1984 12 -6.57 -15.89 -11.23 
1985 01 10.55 -15.35 -12.95 
1985 02 -9.88 -17.27 -13.57 
1985 03 14.92 -25.06 -19.99 
1985 04 10.35 -21.33 -15.84 
1985 05  -.39  -5.87  -3.13 
1985 06  5.89    .87   3.38 
1985 07 11.79   5.68   8.73 
1985 08 12.24   7.08   9.66 
1985 09  7.35   2.50   4.92 
1985 10  -.66  -5.75  -3.20 
1985 11 -2.00  -7.85  -4.92 
1985 12 -4.32  -9.54  -6.93 
1986 01 14.12 -20.71 -17.41 
1986 02 -8.25 -13.81 -11.03 
1986 03 -9.07 -18.54 -13.81 
1986 04 -4.21 -11.90  -8.05 
1986 05  2.36  -2.66   -.14 
1986 06  8.18   2.08   5.13 
1986 07 11.64   6.17   8.90 
1986 08 12.40   6.76   9.58 
1986 09  7.29   2.65   4.97 
1986 10  1.05  -3.66  -1.30 
1986 11 -1.29  -6.11  -3.70 
1986 12 -8.83 -13.75 -11.29 
1987 01 12.57 -18.42 -15.49 
1987 02 15.61 -22.90 -19.25 
1987 03 10.26 -16.52 -13.39 
1987 04 -6.43 -13.02  -9.72 
1987 05  1.91  -3.77   -.93 
1987 06  6.47    .74   3.60 
1987 07 11.77   4.78   8.27 
1987 08 12.19   8.01  10.10 
1987 09  6.55   1.90   4.22 
1987 10  1.16  -2.75   -.79 
1987 11 -8.45 -13.83 -11.14 
1987 12 13.30 -20.21 -16.76 
1988 01 -7.20 -13.94 -10.57 
1988 02 15.28 -21.82 -18.54 
1988 03 14.01 -22.91 -18.45 
1988 04 -5.06 -12.93  -8.99 
1988 05   .33  -4.38  -2.02 
1988 06  7.16   1.30   4.23 
1988 07 12.71   4.85   8.78 
1988 08 11.86   6.14   9.00 
1988 09  8.39   3.04   5.72 
1988 10  2.88  -1.95    .46 
1988 11 -9.12 -15.23 -12.17 
1988 12 12.24 -18.54 -15.39 
1989 01 17.94 -28.37 -23.15 
1989 02 -1.58  -9.21  -5.39 
1989 03 -4.71 -10.34  -7.53 
1989 04 -3.69 -10.39  -7.04 
1989 05  1.89  -2.58   -.34 
1989 06  9.64   2.00   5.82 
1989 07 12.80   7.41  10.10 
1989 08 12.89   7.91  10.40 
1989 09  9.93   5.04   7.49 
1989 10  3.35  -1.34   1.00 
1989 11 -6.01 -12.59  -9.30 
1989 12 -8.68 -15.02 -11.85 
1990 01 13.72 -19.14 -16.43 
1990 02 20.12 -29.07 -24.59 
1990 03 -9.96 -16.91 -13.43 
1990 04 -1.46 -10.40  -5.93 
1990 05  2.93  -1.29    .82 
1990 06 11.33   2.96   7.14 
1990 07 13.41   6.89  10.14 
1990 08 12.31   7.55   9.93 
1990 09  7.96   3.09   5.52 
1990 10  1.14  -4.42  -1.64 
1990 11 -2.03 -10.10  -6.07 
1990 12 -6.64 -13.32  -9.97 
1991 01 10.96 -17.40 -14.18 
1991 02 16.21 -22.90 -19.56 
1991 03 -8.71 -17.20 -12.95 
1991 04 -3.78 -12.29  -8.03 
1991 05  3.10  -1.60    .74 
1991 06 10.63   2.62   6.62 
1991 07 15.35   7.10  11.22 
1991 08 16.20   7.79  11.99 
1991 09  8.70   3.93   6.31 
1991 10  5.20   -.25   2.47 
1991 11  -.31  -5.02  -2.66 
1991 12 10.43 -17.21 -13.82 
1992 01 13.01 -18.21 -15.61 
1992 02 -8.91 -17.23 -13.07 
1992 03 17.28 -26.25 -21.76 
1992 04 -1.94  -7.50  -4.72 
1992 05  2.01  -3.85   -.91 
1992 06  8.79   2.56   5.67 
1992 07 11.96   5.42   8.69 
1992 08 11.47   7.00   9.23 
1992 09  7.29   2.36   4.83 
1992 10  2.24  -1.23    .50 
1992 11 -3.82  -9.53  -6.67 
1992 12 14.56 -19.40 -16.98 
1993 01 14.84 -23.05 -18.94 
1993 02 -6.39 -14.18 -10.28 
1993 03 10.88 -19.12 -15.00 
1993 04 -4.63  -9.50  -7.06 
1993 05  1.53  -4.15  -1.31 
1993 06  8.74   2.17   5.45 
1993 07 14.04   7.23  10.63 
1993 08 11.29   7.03   9.16 
1993 09  6.96   1.64   4.30 
1993 10   .78  -3.99  -1.60 
1993 11 -2.40  -9.68  -6.04 
1993 12 14.68 -21.30 -17.99 
1994 01 11.78 -18.26 -15.02 
1994 02 -6.00 -11.56  -8.78 
1994 03 17.36 -25.08 -21.22 
1994 04 -6.21 -14.32 -10.26 
1994 05   .43  -5.24  -2.40 
1994 06  9.78   2.06   5.92 
1994 07 12.02   5.72   8.87 
1994 08 12.08   7.01   9.54 
1994 09  7.63   2.94   5.28 
1994 10   .52  -3.32  -1.40 
1994 11 -4.96 -13.68  -9.32 
1994 12 15.00 -21.31 -18.15 
1995 01 14.42 -22.54 -18.48 
1995 02 13.20 -20.29 -16.74 
1995 03 -7.54 -17.62 -12.58 
1995 04 -6.10 -13.32  -9.71 
1995 05  2.45  -1.95    .25 
1995 06  9.60   2.33   5.97 
1995 07 13.30   6.27   9.78 
1995 08 14.20   7.56  10.88 
1995 09  9.97   5.37   7.67 
