1917 10 27.69   4.91  16.29 
1917 11 22.34   1.20  11.77 
1918 07 35.66  18.67  27.16 
1918 08 37.18  21.42  29.30 
1918 09 29.86  12.99  21.42 
1918 12 15.45   2.24   8.84 
1919 01 12.49  -1.55   5.47 
1919 02 14.50   -.68   6.91 
1919 03 19.31   3.55  11.42 
1919 05 25.66  14.05  19.85 
1919 06 31.87  18.06  24.96 
1919 07 35.83  21.08  28.45 
1919 08 36.50  20.84  28.67 
1919 09 32.13  15.40  23.76 
1919 10 26.29  13.61  19.95 
1919 11 18.89   4.26  11.57 
1919 12  9.35  -2.22   3.56 
1920 01  9.59  -1.19   4.19 
1920 02 13.59   2.08   7.83 
1920 03 18.62   5.88  12.25 
1920 04 23.41   8.47  15.94 
1920 06 31.50 -99.99 -99.99 
1920 07 34.30  21.13  27.71 
1920 08 33.59  19.40  26.49 
1920 10 26.52  11.72  19.12 
1921 01 15.41 -99.99 -99.99 
1921 02 17.11   1.88   9.49 
1921 03 23.11   9.22  16.17 
1921 04 22.33   8.97  15.65 
1921 05 28.98  14.13  21.55 
1921 06 31.11  20.23  25.67 
1921 08 35.32  21.80  28.56 
1921 10 27.08 -99.99 -99.99 
1921 11 22.05   5.47  13.75 
1921 12 15.66   2.24   8.95 
1922 01 10.43   -.75   4.84 
1922 02 15.58   3.89   9.73 
1922 03 17.45   5.83  11.64 
1922 04 24.73  11.40  18.06 
1922 06 33.27  19.25  26.26 
1922 07 34.74  21.00  27.87 
1922 11 19.41   5.07  12.24 
1923 01 16.98   2.87   9.92 
1923 02 11.33    .52   5.92 
1923 03 17.11   3.69  10.40 
1923 06 32.31  20.20  26.25 
1923 10 99.99  10.18 -99.99 
1924 01  9.76  -3.67   3.04 
1924 02 13.18    .-5   6.56 
1924 03 14.61   2.13   8.37 
1924 07 35.09  19.82  27.46 
1924 09 29.54  14.61  22.07 
1925 01 12.18  -2.65   4.76 
1925 09 31.99  18.14  25.06 
1926 01  9.39  -2.20   3.60 
1926 02 12.86   2.05   7.45 
1926 03 12.94 -99.99 -99.99 
1926 04 21.03   8.08  14.55 
1926 05 28.30  13.70  21.00 
1926 08 35.84  21.40  28.62 
1926 09 32.16  19.16  25.66 
1926 10 25.50  13.87  19.68 
1926 11 16.50   1.78   9.14 
1927 04 26.24  12.37  19.30 
1927 05 29.08  16.04  22.56 
1927 06 31.47  18.11  24.79 
1927 07 33.30  20.16  26.73 
1927 08 31.70  19.82  25.76 
1927 09 32.14  16.87  24.50 
1927 10 28.75  10.54  19.64 
1928 04 21.15   8.14  14.65 
1928 05 28.62  14.33  21.47 
1928 06 29.35  18.96  24.16 
1928 07 33.66  21.23  27.44 
1928 08 34.83  21.44  28.13 
1928 09 30.71  14.13  22.42 
1929 04 25.72  11.89  18.80 
1929 05 26.75  14.22  20.48 
1929 06 32.23  18.78  25.50 
1929 07 35.56  20.68  28.12 
1929 08 38.70  20.50  29.60 
1929 09 31.73  15.73  23.73 
1929 10 23.98  10.47  17.22 
1930 04 27.36  11.01  19.18 
1930 05 27.39  13.80  20.59 
1930 06 32.91  17.64  25.27 
1930 07 38.97  20.94  29.95 
1930 08 38.83  20.56  29.69 
1930 09 34.79  18.75  26.77 
1930 10 24.88  10.08  17.48 
1930 11 20.42   3.88  12.15 
1930 12 13.20    .83   7.01 
1931 01 99.99   -.40 -99.99 
1931 02 17.14   4.38  10.76 
1931 03 16.29   2.95   9.62 
1931 04 23.78   8.00  15.89 
1931 05 27.07  12.41  19.74 
1931 06 34.52  19.11  26.81 
1931 07 36.40  21.56  28.98 
1931 08 34.64  19.51  27.07 
1931 09 36.45  18.91  27.68 
1931 10 29.82  13.46  21.64 
1931 11 22.09   9.63  15.86 
1931 12 17.20   3.69  10.45 
1932 01 15.35   1.72   8.53 
1932 02 20.99   4.60  12.79 
1932 04 26.70  11.55  19.12 
1932 05 29.19  14.00  21.59 
1932 06 32.52  19.91  26.21 
1932 07 34.98  22.49  28.73 
1932 08 36.66  21.67  29.16 
1932 09 32.31  16.45  24.38 
1932 10 25.18   7.74  16.45 
1932 11 17.39   1.43   9.41 
1932 12 10.49   -.58   4.94 
1933 01 16.62   3.13   9.87 
1933 02 13.06  -2.20   5.43 
1933 03 19.53   6.33  12.93 
1933 04 23.57   9.22  16.40 
1933 05 27.78  15.78  21.78 
1933 06 35.03  18.12  26.57 
1933 07 35.02  22.44  28.73 
1933 08 32.40  21.32  26.86 
1933 09 32.59  19.17  25.88 
1933 10 25.70   9.91  17.80 
1933 11 19.66   4.67  12.17 
1933 12 16.81   2.64   9.72 
1934 01 14.61   1.32   7.96 
1934 02 12.64    .-1   6.31 
1934 03 18.34   3.40  10.87 
1934 04 24.48  11.35  17.91 
1934 05 29.17  14.50  21.83 
1934 06 36.84  21.26  29.05 
1934 07 40.59  23.85  32.22 
1934 08 38.81  24.30  31.55 
1934 09 29.42  16.04  22.73 
1934 10 27.75  11.68  19.71 
1934 11 99.99   6.71 -99.99 
1934 12 12.33   -.58   5.87 
1935 01 13.68   -.10   6.79 
1935 02 15.25   1.29   8.27 
1935 03 21.91   8.87  15.39 
1935 04 22.36   9.74  16.04 
1935 05 24.48  14.14  19.31 
1935 06 30.50  18.45  24.48 
1935 07 36.18  21.54  28.86 
1935 08 37.87  21.53  29.70 
1935 09 31.08  15.49  23.28 
1935 10 24.89  12.25  18.57 
1935 11 15.52   3.99   9.75 
1935 12 10.14   -.96   4.59 
1936 01 10.92  -2.58   4.17 
1936 02 10.88 -99.99 -99.99 
1936 03 22.66   7.08  14.87 
1936 04 24.57   7.52  16.04 
1936 05 30.29  15.28  22.78 
1936 06 36.93  19.59  28.26 
1936 07 38.13  22.75  30.44 
1936 08 41.15  23.30  32.22 
1936 09 34.09  20.73  27.41 
1936 10 23.48   9.91  16.69 
1936 11 17.06   1.93   9.49 
1936 12 14.53   2.24   8.38 
1937 01  9.91   -.65   4.63 
1937 02 13.61    .79   7.20 
1937 03 16.67   3.03   9.85 
1937 04 23.47  10.83  17.15 
1937 05 27.58  15.43  21.50 
1937 06 33.18  20.49  26.84 
1937 07 34.75  22.17  28.46 
1937 08 99.99  22.45 -99.99 
1937 09 99.99  16.77 -99.99 
1937 10 24.55   9.71  17.12 
1937 11 15.40   3.11   9.25 
1937 12 10.80   1.43   6.11 
1938 01 13.59    .36   6.97 
1938 02 15.70   5.02  10.36 
1938 03 23.24   9.35  16.29 
1938 04 23.40  10.77  17.08 
1938 05 27.32  15.32  21.32 
1938 06 31.54  19.50  25.52 
1938 07 35.73  21.38  28.55 
1938 08 36.65  22.43  29.54 
1938 09 33.84  16.76  25.30 
1938 10 30.36  10.57  20.46 
1938 11 18.29   3.52  10.90 
1938 12 13.17   1.09   7.13 
1939 01 15.45   2.04   8.74 
1939 02 13.00   -.79   6.10 
1939 03 21.19   7.03  14.11 
1939 04 23.02   8.66  15.84 
1939 05 28.80  15.16  21.98 
1939 06 32.07  20.41  26.24 
1939 07 37.18  22.01  29.59 
1939 08 36.14  20.79  28.46 
1939 09 37.39  19.92  28.65 
1939 10 28.34  11.28  19.81 
1939 11 15.62   3.92   9.77 
1939 12 16.28   2.33   9.31 
1940 01  4.58  -7.15  -1.28 
1940 02 12.45    .90   6.67 
1940 03 19.87   5.33  12.60 
1940 04 23.02   9.81  16.41 
1940 05 26.75  13.05  19.90 
1940 06 31.35  18.17  24.76 
1940 07 33.09  20.72  26.91 
1940 08 33.05  19.86  26.45 
1940 09 30.37  14.58  22.47 
1940 10 28.05  10.84  19.44 
1940 11 17.10   3.28  10.19 
1940 12 14.76   1.93   8.34 
1941 01 13.16   1.22   7.19 
1941 02 11.80    .31   6.05 
1941 03 16.27   2.87   9.57 
1941 04 24.47  11.94  18.20 
1941 05 28.94  16.04  22.49 
1941 06 30.97  18.42  24.69 
1941 07 35.38  21.88  28.63 
1941 08 35.39  21.33  28.36 
1941 09 31.07  18.87  24.97 
1941 10 26.38  15.75  21.06 
1941 11 18.46   3.56  11.01 
1941 12 14.85   1.55   8.20 
1942 01 11.91  -3.41   4.25 
1942 02 13.37   -.31   6.53 
1942 03 19.34   5.17  12.25 
1942 04 24.79  11.80  18.29 
1942 05 27.20  14.59  20.89 
1942 06 31.75  19.54  25.64 
1942 07 34.41  20.98  27.70 
1942 08 33.61  21.00  27.30 
1942 09 29.78  15.32  22.55 
1942 10 25.79   9.76  17.77 
1942 11 20.19   7.46  13.82 
1942 12 12.31   1.37   6.84 
1943 01 13.82  -2.09   5.85 
1943 02 17.76   2.31  10.03 
1943 03 16.74   2.63   9.68 
1943 04 26.24  12.00  19.11 
1943 05 28.24  16.78  22.51 
1943 06 32.83  21.26  27.04 
1943 07 38.59  21.51  30.05 
1943 08 41.27  22.75  32.01 
1943 09 32.05  16.23  24.14 
1943 10 24.39  10.64  17.51 
1943 11 19.31   1.95  10.63 
1943 12 12.06  -1.19   5.43 
1944 01 13.14  -1.43   5.85 
1944 02 16.29   3.53   9.91 
1944 03 18.79   4.73  11.76 
1944 04 23.63  10.25  16.93 
1944 05 27.73  15.26  21.49 
1944 06 32.70  20.54  26.62 
1944 07 36.43  20.25  28.34 
1944 08 35.04  21.72  28.38 
1944 09 31.82  15.70  23.76 
1944 10 28.55   8.64  18.59 
1944 11 19.33   6.32  12.82 
1944 12 10.92  -1.04   4.93 
1945 01 12.44   -.94   5.75 
1945 02 14.30   1.92   8.10 
1945 03 22.64   8.64  15.64 
1945 04 24.88  10.89  17.88 
1945 05 27.20  13.15  20.17 
1945 06 30.53  19.01  24.77 
1945 07 32.99  19.74  26.36 
1945 08 33.66  20.49  27.07 
1945 09 31.29  17.04  24.16 
1945 10 24.30   9.35  16.83 
1945 11 20.72   6.09  13.40 
1945 12 10.66  -2.50   4.08 
1946 01 12.18   -.54   5.82 
1946 02 17.32   1.80   9.55 
1946 03 22.03   9.87  15.95 
1946 04 26.36  12.16  19.26 
1946 05 26.25  13.65  19.95 
1946 06 31.71  18.44  25.07 
1946 07 36.18  21.67  28.93 
1946 08 36.84  20.62  28.73 
1946 09 32.47  15.94  24.20 
1946 10 27.86  11.17  19.51 
1946 11 18.98   5.69  12.33 
1946 12 16.61   4.06  10.33 
1947 01 12.51    .23   6.37 
1947 02 12.49  -3.08   4.70 
1947 03 15.70   1.58   8.64 
1947 04 24.67  10.80  17.73 
1947 05 27.59  13.82  20.70 
1947 06 32.28  19.51  25.89 
1947 07 37.37  19.75  28.56 
1947 08 39.41  22.75  31.08 
1947 09 33.48  18.23  25.85 
1947 10 28.85  12.53  20.69 
1947 11 15.50   3.59   9.54 
1947 12 14.90   -.61   7.14 
1948 01  7.99  -5.23   1.37 
1948 02 11.38    .38   5.88 
1948 03 16.33   2.86   9.59 
1948 04 27.35  11.40  19.37 
1948 05 27.70  14.11  20.90 
1948 06 32.72  19.26  25.99 
1948 07 34.41  21.54  27.97 
1948 08 33.43  19.96  26.70 
1948 09 32.78  14.75  23.76 
1948 10 25.80   5.92  15.86 
1948 11 18.12   3.13  10.62 
1948 12 13.97    .63   7.30 
1949 01  9.46  -1.46   4.00 
1949 02 14.77   -.52   7.12 
1949 03 16.93   3.63  10.28 
1949 04 99.99   9.07 -99.99 
1949 05 28.87  15.57  22.22 
1949 06 32.47  20.60  26.53 
1949 07 35.64  21.92  28.78 
1949 08 35.14  18.95  27.04 
1949 09 30.09  13.89  21.99 
1949 10 24.64   9.55  17.09 
1949 11 20.20   2.49  11.34 
1950 01 13.33    .17   6.75 
1950 02 17.39 -99.99 -99.99 
1950 03 18.04   3.79  10.92 
1950 04 24.07   9.59  16.83 
1950 05 27.84  14.84  21.34 
1950 06 31.94  19.79  25.86 
1950 07 31.63  20.27  25.95 
1950 08 31.48  19.79  25.63 
1950 09 28.69  16.83  22.76 
1950 10 28.12  12.80  20.46 
1950 11 19.52   1.41  10.46 
1950 12 12.40  -2.63   4.88 
1951 01 13.13   -.80   6.16 
1951 02 15.43   1.42   8.42 
1951 03 19.82   4.60  12.21 
1951 04 23.19   8.85  16.02 
1951 05 28.99  14.00  21.49 
1951 06 30.31  19.40  24.85 
1951 07 34.61  21.95  28.28 
1951 08 36.29 -99.99 -99.99 
1951 09 30.91  16.44  23.67 
1951 10 25.15  11.22  18.18 
1951 11 14.46   2.09   8.28 
1951 12 14.37   1.01   7.69 
1952 01 16.00   3.51   9.75 
1952 02 17.56   3.28  10.42 
1952 03 19.31   3.45  11.38 
1952 04 23.06   7.76  15.41 
1952 05 28.84  13.55  21.19 
1952 06 35.46  20.96  28.21 
1952 07 37.65  21.65  29.65 
1952 08 37.86  21.58  29.72 
1952 09 33.68  14.96  24.32 
1952 10 25.66   4.42  15.04 
1952 11 17.84   3.90  10.87 
1952 12 12.49    .48   6.48 
1953 01 14.50    . 5   7.27 
1953 02 16.50   1.61   9.05 
1953 03 22.83   6.82  14.82 
1953 04 22.72   7.52  15.12 
1953 05 28.02  15.71  21.86 
1953 06 36.86  22.61  29.73 
1953 07 33.86  21.20  27.53 
1953 08 33.41  19.57  26.49 
1953 09 33.86  15.04  24.45 
1953 10 27.67  10.70  19.18 
1953 11 18.65   2.87  10.76 
1953 12 12.75    .50   6.62 
1954 01 11.93  -1.04   5.44 
1954 02 19.58   3.74  11.66 
1954 03 17.54   4.48  11.01 
1954 04 26.30  13.46  19.87 
1954 05 24.61  12.11  18.36 
1954 06 34.30  19.85  27.07 
1954 07 39.84  23.87  31.85 
1954 08 39.20  23.23  31.21 
1954 09 36.31  17.62  26.97 
1954 10 25.39  12.85  19.11 
1954 11 19.20   4.19  11.70 
1954 12 14.23    .91   7.57 
1955 01 12.19   1.19   6.68 
1955 02 12.75   -.14   6.30 
1955 03 18.42   5.97  12.19 
1955 04 25.28  12.91  19.09 
1955 05 28.41  16.57  22.49 
1955 06 30.45  16.95  23.70 
1955 07 36.05  22.22  29.13 
1955 08 33.88  20.07  26.97 
1955 09 33.00  17.59  25.30 
1955 10 25.87   9.59  17.73 
1955 11 18.48   2.76  10.62 
1955 12 12.33  -1.15   5.59 
1956 01 10.25  -1.94   4.15 
1956 02 14.10   2.39   8.24 
1956 03 99.99   5.64 -99.99 
1956 04 22.35   9.29  15.82 
1956 05 29.55  17.20  23.38 
1956 06 99.99  19.54 -99.99 
1956 07 37.20  22.15  29.67 
1956 08 38.28  21.50  29.89 
1956 09 34.41  15.71  25.06 
1956 10 28.58  12.14  20.36 
1956 11 16.96   3.21  10.09 
1956 12 15.25   2.96   9.10 
1957 01  9.62   -.75   4.43 
1957 02 15.81   5.25  10.53 
1957 03 15.45   4.75  10.10 
1957 04 22.10  10.56  16.33 
1957 05 27.08  15.30  21.19 
1957 06 30.81  19.81  25.31 
1957 07 35.75  22.55  29.15 
1957 08 34.11  20.33  27.22 
1957 09 28.24  15.42  21.83 
1957 10 21.76   9.20  15.48 
1957 11 15.82   4.91  10.36 
1957 12 16.00   3.29   9.64 
1958 01 11.31  -1.75   4.78 
1958 02  9.89  -1.49   4.20 
1958 03 99.99   2.85 -99.99 
1958 04 21.70  10.35  16.02 
1958 05 27.56  14.65  21.10 
1958 06 31.75  18.95  25.35 
1958 07 32.95  21.69  27.32 
1958 08 32.75  20.29  26.52 
1958 09 29.88  18.19  24.03 
1958 10 23.83  10.25  17.04 
1958 11 20.16   5.30  12.73 
1958 12 11.25  -1.82   4.71 
1959 01 10.98  -2.02   4.47 
1959 02 13.58    .99   7.28 
1959 03 18.79   4.36  11.57 
1959 04 23.01  10.10  16.56 
1959 05 28.26  16.87  22.56 
1959 06 30.89  18.68  24.78 
1959 07 32.88  20.04  26.46 
1959 08 33.88  21.08  27.48 
1959 09 30.61  17.32  23.96 
1959 10 23.30  10.36  16.83 
1959 11 14.94    .70   7.82 
1959 12 13.56   2.25   7.90 
1960 01 10.46    .19   5.32 
1960 02  9.37  -2.07   3.65 
1960 03 12.04    . 1   6.02 
1960 04 24.88  11.25  18.06 
1960 05 26.71  12.69  19.69 
1960 06 31.20  18.81  25.00 
1960 07 33.40  20.63  27.01 
1960 08 33.29  20.45  26.87 
1960 09 31.68  16.87  24.27 
1960 10 25.73  12.05  18.89 
1960 11 19.43   4.31  11.87 
1960 12 10.18  -1.81   4.18 
1961 01 10.18  -4.67   2.75 
1961 02 14.54   3.21   8.87 
1961 03 19.74   7.31  13.52 
1961 04 22.39   8.31  15.35 
1961 05 26.43  13.43  19.93 
1961 06 29.88  17.15  23.51 
1961 07 32.45  20.04  26.24 
1961 08 31.36  18.94  25.15 
1961 09 28.73  16.19  22.46 
1961 10 24.92  10.38  17.65 
1961 11 16.04   4.69  10.37 
1961 12 10.92    .38   5.65 
1962 01  8.95  -3.94   2.50 
1962 02 16.52   3.60  10.06 
1962 03 16.20   3.05   9.62 
1962 04 22.22   9.71  15.96 
1962 05 30.74  17.12  23.93 
1962 06 31.30  18.26  24.78 
1962 07 34.77  21.06  27.91 
1962 08 35.54  20.20  27.87 
1962 09 28.67  16.96  22.82 
1962 10 24.99  13.54  19.26 
1962 11 16.56   5.41  10.98 
1962 12 12.46    .20   6.33 
1963 01  8.68  -5.47   1.60 
1963 02 13.52  -2.28   5.62 
1963 03 21.58   6.62  14.10 
1963 04 24.76  12.70  18.73 
1963 05 28.12  15.22  21.67 
1963 06 33.75 -99.99 -99.99 
1963 07 36.07  21.93  29.00 
1963 08 36.97  21.01  28.99 
1963 09 32.45  16.68  24.56 
1963 10 31.99  12.10  22.04 
1963 11 20.40   4.08  12.24 
1963 12  8.81  -5.30   1.75 
1964 01 14.03  -1.68   6.17 
1964 02 11.84  -1.11   5.36 
1964 03 18.64   3.28  10.96 
1964 04 24.86  12.15  18.50 
1964 05 27.54  15.50  21.52 
1964 06 32.54  19.35  25.94 
1964 07 37.80  21.30  29.55 
1964 08 35.08  20.67  27.87 
1964 09 28.44  16.20  22.32 
1964 10 23.68   7.68  15.68 
1964 11 20.20   5.89  13.04 
1964 12 12.97   -.58   6.19 
1965 01 13.74   -.51   6.61 
1965 02 13.59   -.79   6.40 
1965 03 11.86   -.31   5.77 
1965 04 25.93  11.70  18.81 
1965 05 27.69  14.97  21.33 
1965 06 30.83  17.89  24.36 
1965 07 35.33  20.64  27.98 
1965 08 34.91  18.75  26.83 
1965 09 30.74  16.36  23.55 
1965 10 25.05   7.65  16.35 
1965 11 20.45   6.69  13.57 
1965 12 15.15   1.40   8.27 
1966 01  8.09  -4.96   1.56 
1966 02 11.77   -.94   5.41 
1966 03 19.53   6.07  12.80 
1966 04 23.05   9.41  16.23 
1966 05 26.93  12.67  19.79 
1966 06 31.94  17.43  24.68 
1966 07 36.20  22.63  29.41 
1966 08 30.60  19.48  25.04 
1966 09 28.72  15.37  22.04 
1966 10 24.64   7.95  16.29 
1966 11 20.43   6.51  13.47 
1966 12 12.02   -.90   5.56 
1967 01 14.42   -.80   6.81 
1967 02 13.30   -.62   6.34 
1967 03 23.07   8.68  15.87 
1967 04 24.84  13.53  19.18 
1967 05 26.59  13.63  20.11 
1967 06 31.61  19.92  25.76 
1967 07 31.93  19.81  25.87 
1967 08 32.53  18.79  25.66 
1967 09 27.31  14.85  21.08 
1967 10 24.43   9.95  17.19 
1967 11 17.25   3.43  10.34 
1967 12 12.22    .54   6.38 
1968 01  9.49   -.37   4.56 
1968 02 11.12  -2.14   4.48 
1968 03 17.74   5.26  11.50 
1968 04 23.39  10.28  16.83 
1968 05 26.04  14.48  20.26 
1968 06 31.58  19.11  25.34 
1968 07 32.24  19.87  26.06 
1968 08 33.34  21.13  27.23 
1968 09 29.85  14.37  22.11 
1968 10 24.79   9.88  17.33 
1968 11 15.31   4.15   9.73 
1968 12 11.87   -.83   5.52 
1969 01 11.57   -.16   5.70 
1969 02 12.78    .61   6.69 
1969 03 14.60   1.38   7.99 
1969 04 24.18  10.67  17.42 
1969 05 27.94  14.17  21.05 
1969 06 31.16  18.35  24.75 
1969 07 36.09  22.51  29.30 
1969 08 33.98  19.60  26.79 
1969 09 30.29  16.26  23.27 
1969 10 23.98  11.00  17.49 
1969 11 18.23   2.54  10.38 
1969 12 11.48    .58   6.03 
1970 01  8.95  -4.92   2.01 
1970 02 13.53    .54   7.03 
1970 03 15.06   3.53   9.29 
1970 04 24.23  11.24  17.73 
1970 05 28.44  14.43  21.43 
1970 06 31.20  18.91  25.05 
1970 07 35.36  20.66  28.01 
1970 08 36.82  21.73  29.27 
1970 09 31.01  18.85  24.93 
1970 10 22.05   9.93  15.99 
1970 11 16.16   3.58   9.87 
1970 12 14.68   2.21   8.44 
1971 01 11.46  -1.45   5.00 
1971 02 13.04    .44   6.74 
1971 03 17.56   3.30  10.42 
1971 04 23.61   8.87  16.24 
1971 05 26.54  12.87  19.70 
1971 06 33.00  19.82  26.41 
1971 07 33.56  20.95  27.25 
1971 08 31.40  19.29  25.34 
1971 09 29.75  17.79  23.77 
1971 10 25.84  13.09  19.46 
1971 11 17.60   5.59  11.59 
1971 12 14.38   3.62   9.00 
1972 01 12.18   -.89   5.64 
1972 02 15.00   1.44   8.22 
1972 03 20.04   6.09  13.07 
1972 04 25.03  11.39  18.21 
1972 05 27.66  13.38  20.52 
1972 06 33.56  18.61  26.08 
1972 07 33.08  20.62  26.85 
1972 08 35.56  20.39  27.97 
1972 09 31.76  19.51  25.63 
1972 10 22.87  11.39  17.13 
1972 11 11.82   2.98   7.39 
1972 12  9.82  -1.85   3.98 
1973 01  8.89  -1.45   3.72 
1973 02 12.22   -.64   5.79 
1973 03 19.70   7.35  13.52 
1973 04 20.26   8.74  14.50 
1973 05 26.63  12.73  19.68 
1973 06 30.21  18.24  24.22 
1973 07 32.95  21.42  27.18 
1973 08 33.63  19.71  26.67 
1973 09 29.12  18.96  24.04 
1973 10 25.65  12.65  19.15 
1973 11 19.56   8.24  13.90 
1973 12 12.79   -.50   6.14 
1974 01 10.83  -1.13   4.85 
1974 02 15.99    .86   8.42 
1974 03 21.31   8.28  14.79 
1974 04 24.70  10.51  17.60 
1974 05 28.71  17.49  23.09 
1974 06 29.48  16.92  23.20 
1974 07 35.98  21.50  28.74 
1974 08 31.99  19.23  25.61 
1974 09 24.65  13.96  19.30 
1974 10 24.74  11.19  17.96 
1974 11 17.04   5.86  11.45 
1974 12 11.66    .48   6.07 
1975 01 13.74    .69   7.21 
1975 02 11.59   -.13   5.73 
1975 03 15.22   3.42   9.32 
1975 04 23.74   9.42  16.58 
1975 05 27.90  15.68  21.79 
1975 06 30.60  18.74  24.67 
1975 07 32.77  20.37  26.57 
1975 08 32.80  20.77  26.78 
1975 09 27.80  14.24  21.02 
1975 10 25.92  10.22  18.07 
1975 11 18.39   5.06  11.72 
1975 12 12.15    .39   6.27 
1976 01 12.22  -2.58   4.82 
1976 02 20.09   4.71  12.40 
1976 03 19.92   6.88  13.40 
1976 04 24.01  10.88  17.44 
1976 05 24.80  11.84  18.32 
1976 06 29.35  17.06  23.20 
1976 07 33.25  20.32  26.78 
1976 08 34.27  18.95  26.61 
1976 09 28.06  16.07  22.06 
1976 10 20.31   7.29  13.79 
1976 11 14.08   1.20   7.64 
1976 12 12.72  -1.76   5.48 
1977 01  4.76  -7.65  -1.44 
1977 02 15.84    .93   8.38 
1977 03 19.64   7.23  13.43 
1977 04 25.01  11.87  18.44 
1977 05 29.31  16.36  22.83 
1977 06 33.68  20.24  26.96 
1977 07 35.25  22.09  28.67 
1977 08 33.33  21.42  27.37 
1977 09 31.21  19.12  25.16 
1977 10 23.91   9.77  16.84 
1977 11 17.59   6.76  12.17 
1977 12 13.15   -.12   6.51 
1978 01  4.51  -6.38   -.93 
1978 02  5.64  -3.86    .89 
1978 03 16.29   3.04   9.66 
1978 04 25.30  11.18  18.24 
1978 05 27.07  14.67  20.87 
1978 06 31.77  19.12  25.45 
1978 07 38.08  22.99  30.53 
1978 08 35.95  20.92  28.43 
1978 09 32.27  19.59  25.93 
1978 10 26.86   9.25  18.05 
1978 11 19.44   6.82  13.13 
1978 12 12.89   -.29   6.30 
1979 01  2.59  -6.37  -1.89 
1979 02  8.06  -2.94   2.56 
1979 03 18.54   6.20  12.37 
1979 04 23.05  10.10  16.57 
1979 05 26.79  14.22  20.50 
1979 06 30.56  18.45  24.50 
1979 07 32.72  20.27  26.49 
1979 08 32.57  19.59  26.08 
1979 09 29.18  14.54  21.86 
1979 10 27.02  11.13  19.07 
1979 11 15.67   2.82   9.24 
1979 12 14.68    .30   7.49 
1980 01 11.49   -.14   5.67 
1980 02 11.93  -2.10   4.91 
1980 03 18.24   3.07  10.65 
1980 04 23.87   8.53  16.20 
1980 05 27.52  14.67  21.09 
1980 06 32.84  20.45  26.65 
1980 07 39.57  22.40  30.98 
1980 08 38.93  22.64  30.79 
1980 09 33.56  19.70  26.63 
1980 10 24.64  10.04  17.34 
1980 11 17.23   4.96  11.10 
1980 12 13.82   1.40   7.60 
1981 01 12.14  -1.01   5.56 
1981 02 15.30   1.11   8.20 
1981 03 19.66   6.10  12.88 
1981 04 26.46  14.23  20.34 
1981 05 25.27  13.50  19.38 
1981 06 31.45  20.90  26.17 
1981 07 33.55  22.67  28.11 
1981 08 32.04  19.89  25.96 
1981 09 29.61  16.11  22.86 
1981 10 23.20  11.85  17.52 
1981 11 18.41   6.05  12.23 
1981 12 11.73    .64   6.18 
1982 01 11.60  -3.10   4.25 
1982 02 11.35   -.32   5.51 
1982 03 20.42   8.35  14.39 
1982 04 21.92   9.08  15.50 
1982 05 27.80  15.90  21.84 
1982 06 29.33  17.82  23.57 
1982 07 33.30  21.60  27.45 
1982 08 35.52  22.52  29.02 
1982 09 31.03  16.74  23.88 
1982 10 25.70  10.76  18.23 
1982 11 17.34   6.32  11.83 
1982 12 13.63   3.97   8.80 
1983 01 10.91    .-2   5.44 
1983 02 13.14   2.28   7.71 
1983 03 18.15   5.38  11.76 
1983 04 20.43   7.78  14.10 
1983 05 26.53  13.08  19.80 
1983 06 30.67  17.94  24.30 
1983 07 34.04  22.06  28.05 
1983 08 36.99  22.88  29.93 
1983 09 32.30  17.61  24.95 
1983 10 26.18  12.46  19.32 
1983 11 17.90   6.37  12.13 
1983 12  4.07  -5.72   -.82 
1984 01  9.95  -4.07   2.93 
1984 02 16.77   1.94   9.35 
1984 03 17.60   4.51  11.05 
1984 04 23.13  10.07  16.59 
1984 05 27.86  14.96  21.41 
1984 06 32.77  20.81  26.79 
1984 07 34.68  21.01  27.84 
1984 08 35.43  21.43  28.43 
1984 09 29.43  16.83  23.13 
1984 10 23.53  13.46  18.49 
1984 11 17.12   5.26  11.19 
1984 12 15.86   5.43  10.64 
1985 01  7.81  -4.17   1.81 
1985 02 10.46  -1.29   4.58 
1985 03 20.66   8.99  14.82 
1985 04 24.90  12.28  18.59 
1985 05 27.37  16.03  21.70 
1985 06 31.22  19.21  25.22 
1985 07 35.29  21.76  28.52 
1985 08 35.91  21.82  28.87 
