1920 04 13.13    .90   7.01 
1920 05 17.35   2.40   9.87 
1920 06 21.45   7.42  14.43 
1920 07 26.44   9.64  18.04 
1920 08 26.88   8.22  17.54 
1920 09 20.39   7.09  13.74 
1920 10 14.21   3.91   9.06 
1920 11 12.45    .85   6.65 
1920 12  7.71    .85   4.28 
1921 01  6.56   -.95   2.80 
1921 02  9.97    .46   5.22 
1921 03 11.60    .86   6.23 
1921 04 14.83   1.75   8.29 
1921 05 19.86   3.83  11.84 
1921 06 21.88   8.10  14.99 
1921 07 23.71   7.58  15.64 
1921 08 24.24   8.53  16.38 
1921 09 19.67   4.75  12.21 
1921 10 16.26   3.79  10.02 
1921 11  9.00   1.59   5.29 
1921 12  5.39  -2.83   1.28 
1922 01  5.91  -3.84   1.03 
1922 02  7.64  -2.94   2.34 
1922 03  8.81  -1.58   3.61 
1922 04 13.09    .88   6.98 
1922 05 19.08   4.21  11.64 
1922 06 23.72   6.65  15.18 
1922 07 25.81   6.90  16.35 
1922 08 24.52   8.72  16.62 
1922 09 22.02   6.62  14.32 
1922 10 15.86   5.05  10.45 
1922 11  9.84  -1.39   4.22 
1922 12  5.81  -3.42   1.19 
1923 01  7.25  -1.61   2.82 
1923 02  7.44  -3.03   2.20 
1923 03 11.78  -1.68   5.04 
1923 04 16.53   2.10   9.32 
1923 05 18.15   5.30  11.72 
1923 06 22.43   7.85  15.14 
1923 07 25.60   9.63  17.61 
1923 08 26.54   8.97  17.75 
1923 09 22.95   5.81  14.38 
1923 10 17.56   3.32  10.44 
1923 11 11.52   1.35   6.43 
1923 12  7.40   -.49   3.45 
1924 01  7.30  -1.04   3.12 
1924 02 11.16   1.42   6.29 
1924 03 12.27   -.88   5.69 
1924 04 15.02   1.35   8.18 
1924 05 22.07   4.39  13.23 
1924 06 23.11   5.89  14.50 
1924 07 25.39   7.71  16.54 
1924 08 24.68   8.27  16.47 
1924 09 21.93   4.69  13.31 
1924 10 15.74   3.58   9.66 
1924 11  9.68   -.58   4.54 
1924 12  6.32  -4.63    .84 
1925 01  8.08  -1.16   3.46 
1925 02 10.38   1.35   5.86 
1925 03 12.14    .40   6.27 
1925 04 15.57   2.48   9.02 
1925 05 21.76   5.00  13.38 
1925 06 22.85   6.24  14.54 
1925 07 26.29   7.99  17.14 
1925 08 24.02   8.01  16.01 
1925 10 15.50   1.71   8.60 
1925 11 11.00   -.57   5.21 
1925 12 10.04   2.08   6.06 
1926 01  7.90   -.31   3.79 
1926 02 11.01   1.03   6.02 
1926 03 16.06    .32   8.18 
1926 04 20.58   2.93  11.75 
1926 05 19.18   5.44  12.31 
1926 06 24.31   7.85  16.08 
1926 07 26.66   8.67  17.66 
1926 08 25.03   8.95  16.99 
1926 09 20.71   4.81  12.75 
1926 10 18.42   5.59  12.00 
1926 11 13.44   2.65   8.04 
1926 12 99.99   -.33 -99.99 
1927 01 99.99   -.25 -99.99 
1927 02 10.39   -.78   4.80 
1927 03 99.99   -.34 -99.99 
1927 04 14.76    .60   7.68 
1927 05 15.84   3.80   9.82 
1927 06 22.45   8.52  15.48 
1927 07 25.53   9.72  17.63 
1927 08 25.65  10.08  17.86 
1927 09 20.09   7.68  13.88 
1927 11 10.60 -99.99 -99.99 
1927 12  5.67  -3.34   1.16 
1928 01  8.21 -99.99 -99.99 
1928 02  9.70   -.84   4.42 
1928 03 14.00    .89   7.44 
1928 04 14.06   1.48   7.77 
1928 05 22.13   4.64  13.38 
1928 06 21.28   8.37  14.82 
1928 07 25.65  10.40  18.02 
1928 08 99.99   7.93 -99.99 
1928 09 20.89   5.07  12.98 
1928 10 14.35   4.23   9.29 
1928 11 10.97   2.06   6.51 
1928 12  8.02  -1.12   3.45 
1929 02  7.06  -6.23    .41 
1929 03 11.41    .10   5.75 
1929 04 13.40   -.10   6.64 
1929 05 18.75   4.48  11.61 
1929 06 99.99   7.34 -99.99 
1929 07 25.22   7.15  16.18 
1929 08 25.63   7.85  16.74 
1929 09 21.94 -99.99 -99.99 
1929 10 17.74   3.62  10.68 
1929 11  9.30  -1.54   3.88 
1929 12  6.97   -.27   3.35 
1930 01  1.54  -8.72  -3.59 
1930 02  7.23   -.52   3.35 
1930 03 14.50   -.18   7.16 
1930 05 18.41 -99.99 -99.99 
1930 06 20.88 -99.99 -99.99 
1930 08 26.74   7.71  17.22 
1930 09 20.76   7.22  13.99 
1930 11 10.80    .-4   5.38 
1930 12  8.89   -.96   3.96 
1931 02  9.97  -1.11   4.43 
1931 03 13.83   1.02   7.42 
1931 04 17.18   1.98   9.58 
1931 05 21.28   5.34  13.31 
1931 06 99.99   8.47 -99.99 
1931 07 25.65   8.13  16.89 
1931 08 25.83   7.96  16.89 
1931 09 19.79   8.08  13.93 
1931 10 15.84   4.36  10.10 
1931 11  9.38   -.36   4.51 
1931 12  7.49    . 6   3.77 
1932 01  6.34  -1.49   2.42 
1932 02  8.18   -.77   3.70 
1932 03 12.44   2.33   7.38 
1932 04 15.61   3.21   9.41 
1932 05 18.04   4.64  11.34 
1932 06 22.89   7.72  15.30 
1932 07 22.29   8.59  15.44 
1932 08 23.75   9.09  16.42 
1932 09 25.08   4.50  14.79 
1932 10 18.18   4.53  11.35 
1932 11 14.38   3.36   8.87 
1932 12  8.51  -3.27   2.62 
1933 01  7.76  -2.07   2.84 
1933 02  6.63  -3.76   1.43 
1933 03 10.41    .57   5.49 
1933 04 15.60   1.19   8.39 
1933 05 15.99   4.48  10.24 
1933 06 20.56   7.00  13.78 
1933 07 24.35   7.55  15.95 
1933 08 26.67   9.70  18.18 
1933 09 19.25   6.37  12.81 
1933 10 15.95   4.59  10.27 
1933 11 10.54   3.02   6.78 
1933 12  8.22   1.72   4.97 
1934 01  9.79   1.59   5.69 
1934 02 13.92    .75   7.33 
1934 03 16.09   2.30   9.19 
1934 04 19.82   4.87  12.34 
1934 05 20.33   5.90  13.11 
1934 06 22.17   7.40  14.78 
1934 07 22.28   9.39  15.83 
1934 12  8.06    .34   4.20 
1935 01  8.10   -.92   3.59 
1935 02 11.56   -.36   5.60 
1935 03 10.03   -.64   4.69 
1935 04 16.19    .74   8.46 
1935 05 19.18   3.64  11.41 
1935 06 21.55   8.26  14.90 
1935 07 25.34   9.68  17.51 
1935 08 25.76   8.29  17.02 
1935 09 22.74   7.22  14.98 
1935 10 14.48   2.41   8.44 
1935 11  9.97   -.33   4.82 
1935 12  9.72    .76   5.24 
1936 01  8.47    .17   4.32 
1936 02  4.79  -4.25    .26 
1936 03 10.70    .-2   5.33 
1936 04 17.60   3.86  10.73 
1936 05 21.41   6.68  14.04 
1936 06 23.18   9.85  16.52 
1936 07 25.36   9.60  17.48 
1936 08 27.41   9.41  18.41 
1936 09 22.03   6.50  14.26 
1936 10 19.06   5.25  12.15 
1936 11 11.30   -.28   5.51 
1936 12  8.12    .22   4.17 
1937 01  2.80  -6.65  -1.92 
1937 02  7.99  -1.23   3.38 
1937 03 14.23   1.94   8.08 
1937 04 13.87   3.60   8.73 
1937 05 20.83   5.61  13.22 
1937 06 24.50   9.28  16.89 
1937 07 25.98  10.54  18.26 
1937 08 24.57   9.43  17.00 
1937 09 22.47   8.35  15.41 
1937 10 19.52   5.82  12.67 
1937 11 12.12   2.74   7.43 
1937 12  8.22   1.01   4.61 
1938 01  7.52    .21   3.86 
1938 02 10.50    .31   5.40 
1938 03 12.90    .48   6.68 
1938 04 17.85   3.69  10.77 
1938 05 22.01   6.36  14.18 
1938 06 25.04 -99.99 -99.99 
1938 07 28.39   9.71  19.04 
1938 08 25.42   7.20  16.31 
1938 09 25.12   9.29  17.20 
1938 10 18.12   4.10  11.11 
1938 11  9.39   -.29   4.55 
1938 12  8.74    .36   4.54 
1939 01  8.92   3.00   5.96 
1939 02  8.41   -.28   4.06 
1939 03 13.53   1.88   7.70 
1939 04 18.65   4.37  11.51 
1939 05 20.52   5.95  13.23 
1939 06 19.09   8.68  13.88 
1939 07 24.91   9.96  17.43 
1939 08 26.55   9.46  18.00 
1939 09 21.82   6.82  14.32 
1939 10 15.73   4.32  10.02 
1939 11 13.68   2.97   8.32 
1939 12 11.98   2.47   7.22 
1940 01  8.71    .44   4.57 
1940 02 10.70   1.26   5.98 
1940 03 14.10   2.45   8.27 
1940 04 16.26   4.76  10.51 
1940 05 21.52   7.62  14.57 
1940 06 23.93   8.35  16.14 
1940 07 24.64  10.32  17.48 
1940 08 24.84  10.18  17.51 
1940 09 22.77   9.39  16.08 
1940 10 17.37   6.48  11.92 
1940 11  8.72   -.45   4.13 
1940 12  8.99   1.05   5.02 
1941 01  9.22    .87   5.04 
1941 02 11.96    .75   6.35 
1941 03 17.09   2.64   9.86 
1941 04 17.91   4.91  11.41 
1941 05 18.78   6.30  12.54 
1941 06 20.62   9.20  14.91 
1941 07 27.31  11.51  19.41 
1941 08 24.40  10.46  17.43 
1941 09 18.75   7.15  12.95 
1941 10 16.33   3.60   9.96 
1941 11 12.12   1.65   6.88 
1941 12  7.84   -.29   3.77 
1942 01  7.11  -1.99   2.56 
1942 02  9.32   -.55   4.38 
1942 03 12.54   -.57   5.98 
1942 04 16.15   3.56   9.85 
1942 05 18.54   6.27  12.40 
1942 06 21.24   8.21  14.72 
1942 07 26.42  11.86  19.14 
1942 08 27.54  11.13  19.33 
1942 09 23.06   7.18  15.12 
1942 10 17.89   4.36  11.12 
1942 11  9.72    . 2   4.87 
1942 12  7.57   -.10   3.73 
1943 01  3.80  -4.33   -.26 
1943 02 11.55    . 0   5.77 
1943 03 12.33   -.60   5.86 
1943 04 17.44   3.18  10.31 
1943 05 17.37   5.04  11.20 
1943 06 21.08   7.64  14.36 
1943 07 24.75   9.93  17.34 
1943 08 23.13   9.55  16.34 
1943 09 24.95   6.93  15.94 
1943 10 16.75   4.52  10.63 
1943 11 11.04    .68   5.86 
1943 12  6.39  -1.66   2.36 
1944 01  8.37  -1.31   3.53 
1944 02  7.44  -1.13   3.15 
1944 03 12.15   -.98   5.58 
1944 04 15.63   2.22   8.92 
1944 05 19.26   5.46  12.36 
1944 06 20.91   9.26  15.08 
1944 07 25.25  10.52  17.88 
1944 08 23.09   9.75  16.42 
1944 09 23.39   8.43  15.91 
1944 10 20.09   5.34  12.71 
1944 11 14.28   1.88   8.08 
1944 12  5.62  -2.62   1.50 
1945 01  7.68   -.65   3.51 
1945 02  9.35    .11   4.73 
1945 03 10.20   -.26   4.96 
1945 04 13.92   2.05   7.98 
1945 05 20.25   6.52  13.38 
1945 06 20.66   8.28  14.46 
1945 07 25.94   9.12  17.53 
1945 08 24.55   8.78  16.66 
1945 09 19.71   6.24  12.98 
1945 10 16.70   4.19  10.45 
1945 11  9.67    .41   5.04 
1945 12  7.04   -.90   3.07 
1946 01  7.65   -.67   3.49 
1946 02  9.31   -.48   4.41 
1946 03 11.43    .36   5.89 
1946 04 14.93   3.27   9.10 
1946 05 21.57   6.40  13.98 
1946 06 20.85   8.24  14.54 
1946 07 24.13  10.41  17.27 
1946 08 24.59   9.77  17.18 
1946 09 21.28   7.55  14.41 
1946 10 15.92   1.96   8.94 
1946 11  8.79  -1.05   3.86 
1946 12  7.18  -1.11   3.03 
1947 01  4.87  -3.50    .68 
1947 02 11.13    .35   5.74 
1947 03 15.19    .98   8.08 
1947 04 16.57   3.94  10.25 
1947 05 21.90   7.20  14.54 
1947 06 21.18   9.24  15.21 
1947 07 24.48   9.60  17.04 
1947 08 24.25   8.84  16.54 
1947 09 22.74   7.22  14.98 
1947 10 16.52   5.44  10.98 
1947 11 10.72   1.37   6.04 
1947 12  8.66   1.24   4.94 
1948 01  6.65   -.78   2.93 
1948 02  7.42  -1.25   3.08 
1948 06 24.47  10.03  17.25 
1948 07 24.09  10.54  17.31 
1948 08 22.31  11.35  16.83 
1948 09 22.17   6.87  14.52 
1948 10 16.83   2.79   9.80 
1948 11  9.21    .94   5.07 
1948 12  4.46  -2.13   1.16 
1949 01  2.89  -5.66  -1.38 
1949 02  7.56  -2.77   2.39 
1949 03 12.42   1.59   7.00 
1949 04 16.70   3.32  10.01 
1949 05 22.19   6.19  14.19 
1949 06 23.08   7.05  15.06 
1949 07 24.73   9.04  16.88 
1949 08 24.33   9.84  17.08 
1949 09 24.89   7.63  16.26 
1949 10 14.45   2.77   8.60 
1949 11 12.86   3.85   8.35 
1949 12  6.17   -.65   2.76 
1950 01   .14  -8.49  -4.17 
1950 02  8.87  -1.40   3.73 
1950 03 10.18   1.01   5.59 
1950 04 14.87   2.11   8.49 
1950 05 18.11   3.57  10.84 
1950 06 23.87   9.13  16.50 
1950 07 25.81   9.95  17.87 
1950 08 27.01   9.54  18.27 
1950 09 24.43   7.09  15.76 
1950 10 14.85   4.51   9.68 
1950 11  9.74   1.53   5.63 
1950 12  9.59   2.71   6.15 
1951 01  6.13  -1.23   2.45 
1951 02  9.04   -.41   4.31 
1951 03 10.38   -.61   4.88 
1951 04 19.56   2.33  10.94 
1951 05 20.61   5.41  13.01 
1951 06 25.13   8.25  16.68 
1951 07 27.39   9.50  18.44 
1951 08 25.06   9.10  17.08 
1951 09 23.61   7.50  15.55 
1951 10 15.13   5.08  10.10 
1951 11 10.18   1.09   5.63 
1951 12  5.21  -1.14   2.03 
1952 01  5.41  -1.49   1.95 
1952 02  9.66    .60   5.13 
1952 03 10.58   3.20   6.89 
1952 04 16.45   3.12   9.78 
1952 05 19.29   5.93  12.61 
1952 06 19.87   7.56  13.71 
1952 07 25.93  10.00  17.96 
1952 08 25.45  10.22  17.83 
1952 09 23.48   7.38  15.43 
1952 10 18.79   4.79  11.79 
1952 11  9.14   -.27   4.43 
1952 12  8.49    .40   4.44 
1953 01  9.24   2.07   5.65 
1953 02  9.14   -.26   4.44 
1953 03 11.73    .77   6.25 
1953 04 14.87   2.52   8.69 
1953 05 19.15   5.74  12.44 
1953 06 18.54   7.66  13.10 
1953 07 24.61 -99.99 -99.99 
1953 08 24.87 -99.99 -99.99 
1953 09 22.32   7.83  15.07 
1953 10 16.86   4.33  10.59 
1953 11 12.05   3.14   7.59 
1953 12  7.88    .84   4.36 
1954 01  5.19  -1.74   1.72 
1954 02  9.18    .89   5.03 
1954 03 11.81  -1.22   5.29 
1954 04 13.87   2.27   8.07 
1954 05 18.91   5.51  12.21 
1954 06 18.99   7.23  13.11 
1954 07 22.12   8.72  15.42 
1954 08 21.13  10.42  15.77 
1954 09 20.48   7.85  14.16 
1954 10 16.45   2.30   9.37 
1954 11 13.12   2.48   7.80 
1954 12  8.43   -.76   3.83 
1955 01  6.99  -2.43   2.27 
1955 02  7.26  -2.20   2.53 
1955 03  8.75  -1.77   3.49 
1955 04 12.91    .82   6.86 
1955 05 16.29   3.32   9.80 
1955 06 20.29   8.83  14.56 
1955 07 22.00  10.53  16.26 
1955 08 22.72   6.43  14.57 
1955 09 20.89   5.78  13.33 
1955 10 15.26   3.83   9.54 
1955 11  6.93  -1.27   2.83 
1955 12  6.27  -1.51   2.38 
1956 01  6.40   -.38   3.01 
1956 02  5.90  -2.43   1.73 
1956 03 10.10    .-7   5.02 
1956 04 17.02   2.13   9.57 
1956 05 22.79   5.43  14.11 
1956 06 19.07   8.17  13.62 
1956 07 26.56   9.60  18.08 
1956 08 25.18   9.57  17.37 
1956 09 21.17   6.76  13.96 
1956 10 14.42   4.38   9.39 
1956 11  9.09    .81   4.95 
1956 12  7.96    .-8   3.94 
1957 01  3.69  -4.67   -.49 
1957 02  8.59  -1.41   3.59 
1957 03 10.85   1.88   6.36 
1957 04 15.74   3.57   9.65 
1957 05 20.56   7.51  14.03 
1957 06 20.95   9.60  15.28 
1957 07 22.45   9.14  15.79 
1957 08 23.73   8.62  16.17 
1957 09 25.41   7.71  16.56 
1957 10 15.58   3.45   9.51 
1957 11 10.04   -.56   4.73 
1957 12  8.06    .43   4.24 
1958 01  9.12   1.05   5.09 
1958 02 12.25   3.34   7.79 
1958 03 12.62    .41   6.51 
1958 04 16.04   2.07   9.05 
1958 05 23.39   7.15  15.27 
1958 06 24.51  10.83  17.67 
1958 07 30.26  10.81  20.53 
1958 08 27.51   9.85  18.68 
1958 09 21.47   7.77  14.62 
1958 10 17.94   3.99  10.96 
1958 11  9.25   1.26   5.25 
1958 12 10.02   1.86   5.94 
1959 01  7.34    .15   3.74 
1959 02  8.60    . 4   4.32 
1959 03 11.39    .93   6.16 
1959 04 15.88   2.97   9.42 
1959 05 18.69   4.61  11.65 
1959 06 21.76   9.24  15.50 
1959 07 26.62   9.70  18.16 
1959 08 23.71   8.43  16.07 
1959 09 19.85   6.88  13.36 
1959 10 15.32   4.69  10.00 
1959 11  9.67    .-3   4.82 
1959 12  7.82   -.33   3.74 
1960 01  6.34  -1.45   2.44 
1960 02  9.18    .34   4.76 
1960 03 12.13   -.86   5.63 
1960 04 16.32   1.75   9.03 
1960 05 17.08   4.90  10.99 
1960 06 21.41   7.11  14.26 
1960 07 28.14   9.24  18.68 
1960 08 22.51  10.38  16.44 
1960 09 20.57   6.00  13.28 
1960 10 16.29   5.14  10.71 
1960 11  9.76    .63   5.19 
1960 12  7.06   -.37   3.34 
1961 01  8.93    .75   4.84 
1961 02 10.68   2.56   6.62 
1961 03 12.23   1.88   7.05 
1961 04 12.97   3.40   8.18 
1961 05 18.68   6.09  12.38 
1961 06 25.00 -99.99 -99.99 
1961 07 26.89  11.11  19.00 
1961 08 28.21   9.55  18.87 
1961 09 21.86   6.28  14.07 
1961 10 15.26   2.77   9.01 
1961 11  9.35    . 9   4.72 
1961 12  6.91    .-6   3.42 
1962 01  6.73  -1.40   2.66 
1962 02  9.78    .22   5.00 
1962 03 11.30   -.52   5.38 
1962 04 16.82   3.69  10.25 
1962 05 15.62   5.70  10.66 
1962 06 21.74   7.45  14.59 
1962 07 24.30   9.05  16.67 
1962 08 23.36  10.35  16.85 
1962 09 23.08   7.59  15.33 
1962 10 15.80   5.19  10.49 
1962 11 11.15   2.28   6.71 
1962 12  8.18   1.15   4.66 
1963 01  5.09  -2.34   1.37 
1963 02 13.23   2.52   7.87 
1963 03 11.96    .68   6.32 
1963 04 14.82   3.40   9.10 
1963 05 20.29   5.54  12.91 
1963 06 20.74   9.07  14.90 
1963 07 22.09  10.43  16.26 
1963 08 24.45  10.79  17.62 
1963 09 23.84   9.78  16.81 
1963 10 17.29   6.31  11.80 
1963 11 10.40   2.33   6.37 
1963 12  7.60    .87   4.23 
1964 01  7.88    .67   4.27 
1964 02  9.52   -.77   4.37 
1964 03 10.83   1.00   5.91 
1964 05 18.24   4.92  11.58 
1964 06 20.18   9.32  14.75 
1964 07 24.47  10.35  17.41 
1964 08 23.24   9.81  16.52 
1964 09 21.16   7.49  14.32 
1964 10 16.91   3.90  10.40 
1964 11  8.43   1.29   4.86 
1964 12  4.19  -1.56   1.32 
1965 01  5.09   -.67   2.21 
1965 02  8.89    .50   4.69 
1965 03 13.58   -.58   6.49 
1965 04 16.39   3.51   9.95 
1965 05 17.24   4.31  10.77 
1965 06 22.51   7.70  15.10 
1965 07 26.04  10.65  18.34 
1965 08 24.95  11.30  18.12 
1965 09 21.45   6.36  13.90 
1965 10 17.91   6.33  12.12 
1965 11 11.71   4.10   7.90 
1965 12  6.98    .31   3.64 
1966 01  7.24   -.58   3.33 
1966 02  9.62    . 0   4.81 
1966 03 12.23   1.16   6.69 
1966 04 15.62   2.85   9.23 
1966 05 19.86   4.83  12.34 
1966 06 20.81   8.56  14.68 
1966 07 23.19  10.33  16.76 
1966 08 25.21   9.54  17.37 
1966 09 22.73   8.97  15.85 
1966 10 16.15   3.96  10.05 
1966 11 10.68   2.82   6.75 
1966 12  9.20   2.65   5.92 
1967 01  7.34   1.19   4.26 
1967 02 10.01    .51   5.26 
1967 03  9.67    .35   5.01 
1967 04 13.44   1.56   7.50 
1967 05 18.18   6.43  12.30 
1967 06 24.94   9.93  17.43 
1967 07 25.57  10.20  17.88 
1967 08 29.77  10.38  20.07 
1967 09 25.67   8.55  17.11 
1967 10 16.08   6.37  11.22 
1967 11 10.65   2.03   6.33 
1967 12  6.44    .11   3.27 
1968 01  6.79    .20   3.49 
1968 02 12.30    .60   6.45 
1968 03 12.81   2.74   7.77 
1968 04 14.34   2.84   8.59 
1968 05 19.42   6.72  13.07 
1968 06 21.35   8.35  14.85 
1968 07 27.08  11.01  19.04 
1968 08 23.53  10.38  16.95 
1968 09 21.17   8.24  14.70 
1968 10 15.27   5.27  10.27 
1968 11 11.06   2.44   6.75 
1968 12  5.02  -1.26   1.88 
1969 01  2.31  -4.31  -1.00 
1969 02  7.90  -1.31   3.29 
1969 03 13.66    .28   6.97 
1969 04 14.85   3.29   9.07 
1969 05 22.03   6.29  14.16 
1969 06 24.35  11.19  17.77 
1969 07 24.20   9.78  16.99 
1969 08 22.89   9.16  16.02 
1969 09 21.29   8.49  14.89 
1969 10 16.26   3.43   9.84 
1969 11  9.75   2.48   6.11 
1969 12  8.14   1.82   4.98 
1970 01  6.52    . 6   3.29 
1970 02 11.71    .99   6.35 
1970 03 13.03    .71   6.87 
1970 04 13.29   2.26   7.77 
1970 05 18.64   5.19  11.91 
1970 06 24.48   9.04  16.76 
1970 07 25.41  10.17  17.79 
1970 08 25.99   9.27  17.63 
1970 09 19.59   7.09  13.34 
1970 10 14.50   3.76   9.13 
1970 11 10.02   1.57   5.79 
1970 12  5.66  -1.03   2.31 
1971 02  9.51    .34   4.92 
1971 03  9.85   -.22   4.81 
1971 04 15.50   1.89   8.69 
1971 05 20.00   5.51  12.75 
1971 06 18.32   8.21  13.26 
1971 07 26.51   9.91  18.20 
1971 08 27.57  10.63  19.10 
1971 09 20.80   6.50  13.65 
1971 11  9.64   2.39   6.01 
1971 12  4.91  -1.58   1.66 
1972 01 99.99  -3.63 -99.99 
1972 02  9.20  -1.77   3.71 
1972 03 12.00   1.82   6.91 
1972 04 13.20    .94   7.07 
1972 05 21.22   6.42  13.82 
1972 06 21.05   8.63  14.84 
1972 07 26.09   9.99  18.04 
1972 08 27.49  10.14  18.82 
1972 09 20.67   7.64  14.15 
1972 10 15.70   3.18   9.43 
1972 11 10.63   1.83   6.23 
1972 12  5.08  -2.09   1.49 
1973 01  6.03  -1.89   2.07 
1973 02  9.85   -.27   4.79 
1973 03 12.22   1.61   6.91 
1973 04 15.64   2.31   8.97 
1973 05 19.45   5.96  12.70 
1973 06 20.61   8.55  14.58 
1973 07 25.34   9.54  17.44 
1973 08 23.03   8.71  15.87 
1973 09 23.14   7.62  15.37 
1973 10 15.02   4.37   9.69 
1973 11  8.87    .66   4.76 
1973 12  9.04   1.52   5.28 
1974 01  6.40  -2.30   2.05 
1974 02  9.10    .62   4.86 
1974 03 12.00   1.57   6.78 
1974 04 14.64   3.80   9.22 
1974 05 16.26   5.13  10.69 
1974 06 22.87   7.62  15.24 
1974 07 22.86   9.93  16.39 
1974 08 25.46  10.10  17.78 
1974 09 27.17   7.94  17.55 
1974 10 19.04   3.38  11.21 
1974 11 10.18   2.60   6.39 
1975 02  8.75   -.23   4.26 
1975 05 19.29   5.98  12.64 
1975 06 20.97   8.24  14.60 
1975 07 25.02  11.17  18.09 
1975 08 22.55   9.77  16.16 
1975 09 23.27   7.22  15.24 
1975 10 14.38 -99.99 -99.99 
1975 12  6.54    .-6   3.24 
1976 01  7.76   -.15   3.80 
1976 02  8.00   -.73   3.63 
1976 03 10.50   -.42   5.04 
1976 04 15.53   2.57   9.05 
1976 05 19.37   5.17  12.27 
1976 06 19.95   6.56  13.25 
1976 07 24.40   9.35  16.87 
1976 09 22.22   7.70  14.95 
1976 11 10.90   1.93   6.41 
1977 01  4.94  -2.00   1.47 
1977 03 10.70    .35   5.52 
1977 04 17.66   3.21  10.43 
1977 05 17.28   5.80  11.54 
1977 06 23.24   8.91  16.07 
1977 09 19.40   6.82  13.11 
1977 11  8.91   -.25   4.33 
1977 12  6.36    .29   3.32 
1978 02 99.99   1.83 -99.99 
1978 04 14.76   3.80   9.28 
1978 05 18.16   4.92  11.54 
1978 06 23.91   9.22  16.57 
1978 07 23.38  10.85  17.11 
1978 08 21.79   9.97  15.88 
1978 09 16.40   7.53  11.96 
1978 10 17.61   4.83  11.22 
1978 11  8.79   -.28   4.25 
1978 12  4.79  -2.57   1.11 
1979 01  3.73  -4.34   -.30 
1979 02  7.53   -.10   3.71 
1979 03 15.46   1.30   8.38 
1979 04 14.47   3.53   9.00 
1979 05 19.09   6.05  12.57 
1979 06 21.97   7.22  14.59 
1979 07 26.54   9.43  17.98 
1979 08 25.15   9.32  17.23 
1979 09 22.89   8.22  15.55 
1979 10 17.42   4.48  10.95 
1979 11 10.02    .64   5.33 
1980 01  4.48  -2.71    .88 
1980 02 10.55 -99.99 -99.99 
1980 03 11.70   2.03   6.86 
1980 04 18.06   3.79  10.92 
1980 05 18.35   6.24  12.29 
1980 06 19.11   8.43  13.77 
1980 07 24.14   9.37  16.75 
1980 08 23.08   9.16  16.11 
1980 09 21.11   8.29  14.70 
1980 10 18.39   3.55  10.96 
1980 11 11.30   2.21   6.75 
1980 12  8.85   1.41   5.13 
1981 01  8.72   1.13   4.92 
1981 02 10.22    .74   5.48 
1981 05 18.09   6.23  12.16 
1981 07 23.71   9.35  16.52 
1981 08 27.72  10.01  18.86 
1981 09 22.17   7.52  14.84 
1981 10 14.94   3.52   9.22 
1981 11 11.60   2.28   6.94 
1981 12  6.66    .51   3.58 
1982 01  5.27  -1.70   1.78 
1982 02  9.47    .44   4.95 
1982 03 12.33    .63   6.48 
1982 04 14.39   1.16   7.77 
1982 05 18.94   4.46  11.70 
1982 06 24.89   9.27  17.08 
1982 07 23.22  10.05  16.63 
1982 09 22.32   8.56  15.44 
1982 10 16.29   4.62  10.45 
1982 11  8.64    .28   4.46 
1982 12  6.48    .47   3.47 
1983 01  9.93   1.42   5.67 
1983 02 10.91   2.05   6.48 
1983 03 13.85   2.75   8.30 
1983 04 17.26   2.42   9.84 
1983 05 21.84   6.72  14.28 
1983 06 20.08   9.09  14.58 
1983 07 23.56  10.95  17.25 
1983 08 26.00  10.14  18.07 
1983 09 19.89   6.31  13.10 
1983 10 15.52   2.49   9.00 
1983 11 10.33   2.32   6.32 
1983 12  3.21  -4.42   -.60 
1984 01  7.99   -.63   3.67 
1984 02 10.94    .56   5.75 
1984 03 14.09   2.22   8.15 
1984 04 15.53   2.36   8.95 
1984 05 17.35   4.55  10.95 
1984 06 20.71   7.97  14.33 
1984 07 26.40   9.49  17.94 
1984 08 26.66   8.84  17.75 
1984 10 14.50   3.31   8.90 
1985 01  5.21  -2.08   1.56 
1985 02  8.27  -1.41   3.43 
1985 03 11.83    . 2   5.92 
1985 04 15.58   3.56   9.57 
1985 05 19.40   5.41  12.40 
1985 06 22.86   8.08  15.47 
1985 07 30.79   8.45  19.62 
1985 08 26.32   8.60  17.45 
1985 09 20.72   5.80  13.26 
1985 12  3.49  -3.31    . 9 
1986 01 10.09    .36   5.22 
1986 02  9.35  -1.02   4.16 
1986 03 15.20   2.59   8.89 
1986 04 14.19   2.97   8.58 
1986 05 19.16   6.67  12.91 
1986 06 25.25   9.14  17.20 
1986 07 22.59  10.42  16.50 
1986 08 29.54  10.85  20.19 
1986 09 20.93   8.51  14.72 
1986 11 10.64   2.89   6.76 
1986 12  7.52    .15   3.83 
1987 01  6.90    .38   3.64 
1987 04 18.49   4.27  11.38 
1987 05 21.24   6.50  13.87 
1987 06 24.43   8.51  16.47 
1987 07 24.80  10.68  17.74 
1987 08 99.99   9.87 -99.99 
1987 09 99.99   7.88 -99.99 
1987 11 99.99   3.47 -99.99 
1987 12 99.99   -.41 -99.99 
1988 01  6.74   -.93   2.90 
1988 03 12.90    .86   6.87 
1988 04 15.98   4.02  10.00 
1988 06 21.27   8.60  14.93 
1988 07 25.49   9.70  17.59 
1988 08 26.08   9.51  17.79 
1988 09 24.60   7.25  15.92 
1988 11 99.99   1.73 -99.99 
1989 02  6.24  -4.06   1.08 
1989 03 11.33   1.10   6.21 
1989 04 18.92   4.08  11.50 
1989 05 18.73   6.33  12.53 
1989 06 25.19   9.60  17.39 
1989 11 10.92   2.81   6.86 
1990 01  7.78    .-9   3.84 
1990 02 99.99  -1.27 -99.99 
1990 03 13.78   1.42   7.60 
1990 04 99.99   5.54 -99.99 
1990 05 99.99   6.79 -99.99 
1990 06 99.99   9.21 -99.99 
1990 07 99.99  12.11 -99.99 
1990 08 99.99  12.07 -99.99 
1990 09 25.28   8.62  16.95 
1990 10 99.99   3.79 -99.99 
1991 01 99.99  -1.27 -99.99 
1991 02 13.49   3.45   8.47 
1991 03 11.40    .55   5.97 
1991 04 15.87   2.79   9.33 
1991 07 99.99  10.79 -99.99 
1991 08 99.99  11.76 -99.99 
1991 09 99.99   8.02 -99.99 
1991 10 99.99   3.21 -99.99 
1992 01  9.24   1.27   5.25 
1992 02 12.04   2.67   7.35 
1992 03 16.91   2.57   9.74 
1992 04 18.12   5.13  11.62 
1992 05 99.99   7.34 -99.99 
1992 06 25.52  10.42  17.97 
1992 07 24.87  12.13  18.50 
1992 08 27.08  10.70  18.89 
1992 09 21.27   7.14  14.20 
1992 10 16.44   5.56  11.00 
1992 11  9.64   2.86   6.25 
1992 12  4.98  -1.25   1.86 
1993 02  9.42  -2.82   3.30 
1993 03 15.03   2.03   8.53 
1993 04 14.92   5.45  10.18 
1993 05 22.18   8.68  15.43 
1993 06 20.29   9.21  14.75 
1993 07 20.89  10.52  15.70 
1993 08 99.99  11.14 -99.99 
1993 09 24.53   7.16  15.84 
1993 10 17.78   6.37  12.07 
1993 11  8.46  -1.59   3.43 
1993 12  6.99    .74   3.86 
1994 01  9.79   1.86   5.82 
1994 02  8.35   -.35   4.00 
1994 03 14.91   1.98   8.44 
1994 04 17.48   5.31  11.39 
1994 05 20.79   7.16  13.97 
1994 06 22.08   8.68  15.38 
1994 07 27.92  10.62  19.27 
1994 08 26.20  10.66  18.43 
1994 09 25.41   8.93  17.17 
1994 10 17.24   3.59  10.41 
1994 11  8.43    .22   4.33 
1994 12  7.50    .24   3.87 
1995 01  9.46    .79   5.12 
1995 02 10.92   1.29   6.10 
1995 03 13.29   1.55   7.42 
1995 04 15.80   3.83   9.81 
1995 05 21.92   6.67  14.29 
1995 06 24.16   9.10  16.63 
1995 07 25.73  11.68  18.70 
1995 08 21.95  10.29  16.12 
1995 09 25.53   9.28  17.40 
1995 12  7.26    . 0   3.63 
1996 02  9.71   -.34   4.68 
1996 03 13.97   1.40   7.68 
1996 04 16.26   5.08  10.67 
1996 12  5.43  -1.39   2.02 
1997 02 11.15    .54   5.84 
1997 03 11.75   1.56   6.65 
1997 04 16.12   3.89  10.00 
1997 05 21.41   7.70  14.55 
1997 06 21.20   9.46  15.33 
1997 07 24.08  11.35  17.71 
1998 01  7.83    .55   4.19 
1998 02 10.72   2.65   6.68 
1998 03 13.11   3.25   8.18 
1998 04 15.87   3.62   9.74 
1998 05 19.00   8.30  13.65 
1999 01  7.52   1.32   4.42 
1999 02  9.67   1.04   5.36 
1999 03 11.72   1.92   6.82 
1999 04 16.71   2.29   9.50 
2000 02 10.28    .44   5.35 
2000 03 12.26   1.88   7.07 
2000 04 17.33   4.34  10.83 
2001 02  9.80   -.94   4.43 
2001 03 12.68   1.74   7.21 
2001 04 15.00   3.14   9.07 
2001 06 19.57   8.37  13.96 
2001 07 23.46  10.10  16.77 
2001 08 25.27  10.96  18.11 
2001 09 21.47   8.83  15.15 
2001 12  6.67   -.23   3.22 
2002 01  8.41    .97   4.69 
2002 02 10.49    .32   5.40 
2002 03 10.10    .48   5.29 
2002 04 15.70   3.28   9.49 
2002 05 99.99   5.15 -99.99 
2002 12  7.50    .97   4.23 
2003 01  9.42   2.32   5.87 
2003 02  9.91    .-1   4.94 
2003 03 12.90   2.51   7.70 
2003 04 14.36   3.90   9.13 
2004 01  7.36    .65   4.00 
2004 02 10.24    .76   5.50 
2004 03 14.11   2.92   8.51 
2004 04 18.36   3.01  10.68 
2005 01  7.39   -.26   3.56 
2005 02 10.52  -1.42   4.55 
2005 03 14.33   2.16   8.24 
2005 04 16.12   4.19  10.16 
2006 02  8.97  -1.24   3.86 
2006 03 11.15   1.11   6.12 
2006 04 15.69   3.35   9.51 
2007 02  9.68    .56   5.12 
2007 03 13.18   2.72   7.95 
2007 04 14.77   3.59   9.18 
2007 05 19.66   5.17  12.41 
2007 06 20.06   8.63  14.34 
2007 07 25.32  12.13  18.72 
2007 08 23.69  10.14  16.91 
2008 01  5.84  -1.33   2.25 
2008 02  9.74   -.22   4.75 
2008 03 10.10    .18   5.14 
2008 04 12.23    .88   6.55 
2009 02  9.17  -1.28   3.94 
2009 03  9.93   -.57   4.68 
2009 04 15.28   2.19   8.73 
2010 02 11.02   1.65   6.33 
2010 03 13.39   1.71   7.55 
2010 04 14.30   2.60   8.45 
2011 01  6.41   -.14   3.13 
2011 02  6.55  -1.96   2.29 
2011 03 10.61   1.43   6.02 
2011 04 11.81   1.35   6.58 
2012 02  8.89    .17   4.53 
2012 03 10.29    .29   5.29 
2012 04 14.92   3.61   9.26 
2012 06 18.08   8.60  13.34 
2012 07 23.04  11.23  17.13 
2012 08 24.58  10.45  17.51 
2013 02  9.30    .39   4.84 
2013 03 13.19   1.67   7.43 
2013 04 14.48   3.41   8.94 
2013 05 20.06   7.39  13.72 
2013 06 22.07   9.74  15.90 
2013 07 25.80  10.65  18.22 
2013 08 25.68  12.21  18.94 
2014 02  7.65  -1.53   3.06 
2014 03 12.43   2.44   7.43 
2014 04 16.12   3.70   9.91 
