1918 05  22.98   7.58  15.28 
1918 06  34.71  19.95  27.33 
1918 07  32.91  16.87  24.89 
1918 08  32.16  16.20  24.18 
1918 09  26.48  13.53  20.00 
1918 10  22.31  10.67  16.49 
1918 11  13.92   3.64   8.78 
1918 12   9.97   0.57   5.27 
1919 01  13.63   2.62   8.12 
1919 02  10.76   1.88   6.32 
1919 03  13.08   3.18   8.13 
1919 04  20.18   7.78  13.98 
1919 05  26.75  12.04  19.39 
1919 06  31.19  15.24  23.21 
1919 07  35.50  20.09  27.80 
1919 08  33.93  19.95  26.94 
1919 09  27.27  14.45  20.86 
1919 10  20.27   8.37  14.32 
1919 11  16.60   4.85  10.72 
1919 12  12.76   3.95   8.35 
1920 01  15.30   2.40   8.85 
1920 02  12.26   1.88   7.07 
1920 03  13.67   2.23   7.95 
1920 04  19.73   6.73  13.23 
1920 05  26.05  10.03  18.03 
1920 10  21.24   8.01  14.62 
1920 11  17.50   2.80  10.14 
1921 01   8.89   1.94   5.41 
1921 02  15.88   4.66  10.27 
1921 03  18.62   6.53  12.57 
1921 04  19.89   7.04  13.46 
1921 05  22.19   8.14  15.17 
1921 06  30.76  16.07  23.41 
1921 07  36.55  21.66  29.10 
1921 08  34.57  19.04  26.80 
1921 09  30.14  15.22  22.68 
1921 10  26.31  12.39  19.35 
1921 11  21.83   8.67  15.25 
1921 12  16.61   5.11  10.86 
1922 01  11.73   0.79   6.26 
1922 02  11.74   2.29   7.01 
1922 03  15.21   2.90   9.05 
1922 04  19.27   6.05  12.66 
1922 05  26.04  11.88  18.96 
1922 06  31.06  15.87  23.46 
1922 07  37.09  21.57  29.33 
1922 08  33.75  17.76  25.75 
1922 09  34.75  19.17  26.96 
1922 10  24.39  10.44  17.41 
1922 11  16.18   4.83  10.50 
1922 12  13.75   4.37   9.05 
1923 01  12.15   2.71   7.43 
1923 02  14.62   3.69   9.15 
1923 03  19.27   6.85  13.06 
1923 04  18.70  10.79  14.74 
1923 05  26.05  13.27  19.66 
1923 06  26.73  11.30  19.01 
1923 07  35.12  18.79  26.95 
1923 08  33.41  17.44  25.43 
1923 12  15.98   3.78   9.88 
1924 01  16.50   4.17  10.33 
1924 02  19.50   7.20  13.35 
1924 03  17.76   4.73  11.24 
1924 04  22.51   8.63  15.57 
1924 05  29.80  14.96  22.38 
1924 10  21.63   8.57  15.10 
1924 11  19.27   6.56  12.91 
1924 12  12.64   2.00   7.32 
1925 01  15.69   3.40   9.54 
1925 02  18.24   4.88  11.56 
1925 03  20.39   2.98  11.68 
1925 04  21.10   6.68  13.89 
1925 05  27.26  11.00  19.13 
1925 06  34.43  16.49  25.46 
1925 07  39.27  20.83  30.05 
1925 08  35.87  17.64  26.75 
1925 09  30.71  12.04  21.37 
1925 10  27.97   9.20  18.58 
1925 11  22.00   5.62  13.81 
1925 12  20.50   5.31  12.90 
1926 01  19.91   3.24  11.57 
1926 02  18.83   3.28  11.05 
1926 03  25.45   7.52  16.48 
1926 04  24.43   9.74  17.08 
1926 05  29.25  10.38  19.81 
1926 06  37.13  19.33  28.23 
1926 07  37.64  19.93  28.78 
1926 08  36.55  18.26  27.40 
1926 09  31.09  12.82  21.95 
1926 10  28.39  10.34  19.36 
1926 11  24.59   9.13  16.86 
1926 12  17.04   1.21   9.12 
1927 01  16.43   1.79   9.11 
1927 02  16.01   3.60   9.80 
1927 03  19.31   2.85  11.08 
1927 04  22.04   5.39  13.71 
1927 05  29.71   6.94  18.32 
1927 06  32.49  13.28  22.88 
1927 07  37.27  19.26  28.26 
1927 08  34.97  17.01  25.99 
1927 09  29.34  11.61  20.47 
1927 10  28.67   9.30  18.98 
1927 11  21.13   5.56  13.34 
1927 12  14.25   1.04   7.65 
1928 01  20.71   3.64  12.17 
1928 02  16.50  -1.34   7.58 
1928 03  18.98   1.23  10.10 
1928 04  21.38   0.62  11.00 
1928 05  28.06   6.58  17.32 
1928 06  30.54   9.33  19.93 
1928 07  33.64  13.12  23.38 
1928 08  34.52  12.80  23.66 
1928 09  31.83  10.39  21.11 
1928 10  23.87   4.46  14.16 
1928 11  17.79   2.41  10.10 
1928 12  13.39   0.62   7.00 
1929 01  12.82   0.52   6.67 
1929 02  13.43   0.19   6.81 
1929 03  16.29   3.00   9.64 
1929 04  19.98   3.76  11.87 
1929 05  30.86   7.94  19.40 
1929 06  29.04  10.52  19.78 
1929 07  34.47  13.36  23.91 
1929 08  35.91  16.20  26.06 
1929 09  30.45   9.28  19.86 
1929 10  26.79   6.22  16.50 
1929 11  25.52   3.21  14.36 
1929 12  20.24   2.24  11.24 
1930 01  12.39   1.17   6.78 
1930 02  14.90   2.39   8.64 
1930 03  14.43   2.75   8.59 
1930 04  17.62   3.22  10.42 
1930 05  21.54   4.41  12.97 
1930 06  34.03  10.54  22.28 
1930 07  36.27  16.42  26.34 
1930 08  33.39  12.01  22.70 
1930 09  21.15   6.19  13.67 
1930 10  23.90   7.15  15.52 
1930 11  14.59   2.91   8.75 
1930 12  10.30   0.68   5.49 
1931 01  10.54   2.30   6.42 
1931 02  13.30   2.55   7.92 
1931 03  19.60   4.58  12.09 
1931 04  24.64   7.37  16.00 
1931 05  29.20   9.62  19.41 
1931 06  29.32   9.57  19.44 
1931 07  39.75  22.22  30.98 
1931 08  37.03  18.91  27.97 
1931 09  25.92   8.59  17.25 
1931 10  24.55   6.36  15.45 
1931 11  15.63   0.31   7.97 
1931 12  14.17   1.41   7.79 
1932 01  12.08   0.22   6.15 
1932 02  15.41   1.87   8.64 
1932 03  23.92   5.26  14.59 
1932 04  21.00   4.17  12.59 
1932 05  25.25   5.35  15.30 
1932 06  36.23  13.98  25.10 
1932 07  38.05  12.91  25.48 
1932 08  37.88  12.97  25.42 
1932 09  34.13   9.99  22.06 
1932 10  25.07   4.26  14.66 
1932 11  21.22   2.74  11.98 
1932 12  10.25  -1.35   4.44 
1933 02  11.18  -2.17   4.50 
1933 03  14.73   2.56   8.64 
1933 04  14.68   2.48   8.58 
1933 05  18.57 -99.99 -99.99 
1933 06  31.09  14.53  22.81 
1933 07  37.09  21.77  29.43 
1933 08  34.65  20.54  27.59 
1933 09  29.10  14.59  21.84 
1933 10  28.39  14.90  21.64 
1933 11  21.96   8.70  15.33 
1933 12  16.15   5.49  10.82 
1934 01  15.99   5.18  10.58 
1934 02  15.64   6.02  10.83 
1934 03  22.68  10.28  16.48 
1934 04  26.23  11.12  18.67 
1934 05  26.95  11.95  19.45 
1934 06  27.98  13.67  20.82 
1934 07  33.88  19.48  26.68 
1934 08  34.22  19.85  27.03 
1934 09  30.71  17.17  23.93 
1934 10  24.23  11.60  17.91 
1934 11  17.37   7.45  12.41 
1934 12  13.99   4.21   9.10 
1935 01  13.56   4.04   8.80 
1935 02  16.20   5.14  10.67 
1935 03  13.31 -99.99 -99.99 
1935 04  19.92   9.29  14.60 
1935 05  25.48 -99.99 -99.99 
1935 06  33.00 -99.99 -99.99 
1935 07  33.84 -99.99 -99.99 
1935 08  35.14 -99.99 -99.99 
1935 09  32.16 -99.99 -99.99 
1935 10  25.05 -99.99 -99.99 
1935 11  18.58 -99.99 -99.99 
1935 12  16.03 -99.99 -99.99 
1936 01  14.84 -99.99 -99.99 
1936 02  12.98 -99.99 -99.99 
1936 03  19.12 -99.99 -99.99 
1936 04  21.56 -99.99 -99.99 
1936 05  26.44 -99.99 -99.99 
1936 06  29.88 -99.99 -99.99 
1936 08  34.75 -99.99 -99.99 
1936 09  31.74  16.46  24.10 
1936 10  24.10  12.38  18.24 
1936 11  20.79   8.60  14.69 
1936 12  13.27   3.29   8.28 
1937 01   5.61  -2.04   1.78 
1937 02  12.76   2.68   7.72 
1937 03  15.34   4.91  10.12 
1937 04  19.14   5.96  12.54 
1937 05  27.62  11.44  19.53 
1937 06  29.73  14.70  22.21 
1937 07  35.07  20.59  27.83 
1937 08  35.06  19.81  27.43 
1937 09  31.50  15.75  23.62 
1937 10  25.07  11.83  18.45 
1937 11  18.62   7.08  12.85 
1937 12  15.19   5.19  10.18 
1938 01  14.01   3.58   8.79 
1938 02  11.32   2.74   7.03 
1938 03  12.81   2.69   7.75 
1938 04  18.65   6.34  12.49 
1938 05  24.57  10.18  17.37 
1938 06  30.38  15.84  23.11 
1938 07  34.02  19.58  26.80 
1938 08  33.34  18.59  25.96 
1938 09  30.51  16.04  23.28 
1938 10  23.09   9.59  16.34 
1938 11  17.81   4.25  11.03 
1938 12  16.56   5.13  10.84 
1939 01  12.21   2.45   7.33 
1939 02  10.95   1.30   6.12 
1939 03  16.07   5.48  10.77 
1939 04  23.56  11.14  17.35 
1939 05  25.55  11.66  18.60 
1939 06  31.03  16.60  23.81 
1939 07  34.09  20.66  27.37 
1939 08  35.29  21.76  28.52 
1939 09  29.51  16.45  22.98 
1939 10  24.77  11.80  18.28 
1939 11  21.46   8.38  14.92 
1939 12  17.37   4.40  10.88 
1940 01  14.71   6.13  10.42 
1940 02  13.66   4.56   9.10 
1940 03  19.58   8.14  13.86 
1940 04  20.78   8.57  14.67 
1940 05  30.41  15.43  22.92 
1940 06  34.06  19.18  26.62 
1940 07  32.98  18.53  25.75 
1940 08  34.13  20.25  27.19 
1940 09  29.23  11.88  20.55 
1940 10  26.65 -99.99 -99.99 
1940 11  16.18   4.64  10.41 
1940 12  13.98   4.69   9.34 
1941 01  11.78   4.46   8.12 
1941 03  17.50   6.65  12.07 
1941 04  16.98   7.58  12.28 
1941 05  27.23  13.55  20.39 
1941 06  31.97  18.51  25.24 
1941 07  35.18  20.57  27.87 
1941 08  32.31  17.92  25.11 
1941 09  29.29  13.57  21.43 
1941 10  23.05  12.02  17.53 
1941 11  19.15   6.29  12.71 
1941 12 -99.99   0.85 -99.99 
1942 01  13.08   3.83   8.45 
1942 02  13.49   2.25   7.87 
1942 03  18.42   5.45  11.93 
1942 04  17.84   3.23  10.53 
1942 05  22.00   7.38  14.69 
1942 06  30.19  14.45  22.32 
1942 07  34.25  21.75  28.00 
1942 08  36.50  21.76  29.13 
1942 09 -99.99   9.47 -99.99 
1942 10  22.70  11.09  16.89 
1942 11  16.23   5.05  10.64 
1943 01  15.00   3.80   9.39 
1943 02  16.06   4.63  10.34 
1943 03  16.43   6.67  11.55 
1943 04  21.27   7.89  14.58 
1943 05  25.96  12.02  18.99 
1943 06  26.90  12.36  19.62 
1943 07  32.96  18.82  25.89 
1943 08  31.78  16.62  24.20 
1943 09  31.95  17.96  24.96 
1943 10  23.36  12.03  17.69 
1943 11  19.39   7.40  13.39 
1943 12  12.77   2.71   7.74 
1944 01  13.69   3.52   8.60 
1944 02  12.96   2.92   7.94 
1944 03  16.93   6.20  11.56 
1944 04  17.90   6.25  12.07 
1944 05  24.90  11.86  18.37 
1944 06  26.21  10.56  18.38 
1944 07  33.49 -99.99 -99.99 
1944 08  33.06  17.33  25.19 
1944 12  17.94   2.53  10.23 
1945 01  16.43   -.40   8.01 
1945 02  17.58   1.19   9.38 
1945 03  16.46  -1.79   7.33 
1945 04  24.24   2.58  13.41 
1945 07  35.13  22.19  28.66 
1945 08  32.29  18.87  25.58 
1945 09  30.64  17.16  23.90 
1945 10  24.10  12.86  18.48 
1945 11  16.71   5.47  11.09 
1945 12  13.09   4.56   8.82 
1946 01  13.80   2.46   8.13 
1946 02  12.86   2.57   7.71 
1946 03  16.25   4.46  10.35 
1946 04  21.37   8.22  14.80 
1946 05  24.54  10.76  17.65 
1946 06  28.19  13.74  20.96 
1946 07  32.55  19.20  25.87 
1946 08  33.05  20.07  26.56 
1946 09  29.09  16.19  22.64 
1946 10  20.93   8.05  14.49 
1946 11  15.28   4.39   9.83 
1946 12  13.86   3.22   8.54 
1947 01  13.44   2.21   7.82 
1947 02  16.21   5.87  11.04 
1947 03  18.03   7.33  12.68 
1947 04  21.54   8.93  15.23 
1947 05  27.10  13.33  20.21 
1947 06  28.29  15.16  21.72 
1947 07  30.70  17.02  23.86 
1947 08  29.73  16.26  22.99 
1947 09  30.90  17.87  24.38 
1947 10  21.92  11.05  16.48 
1947 11  14.99   4.94   9.96 
1947 12  14.29   3.46   8.87 
1948 01  17.27   5.69  11.48 
1948 02  12.95   2.43   7.69 
1948 03  13.76   3.21   8.48 
1948 04  16.49   6.49  11.49 
1948 05  22.00   8.10  15.05 
1948 06  27.70  14.03  20.86 
1948 07  31.84  18.23  25.03 
1948 08  31.08  17.12  24.10 
1948 09  29.06  15.83  22.44 
1948 10  23.91  11.39  17.65 
1948 11  17.98   5.61  11.79 
1948 12  10.18   1.08   5.63 
1949 01   7.02  -2.47   2.27 
1949 02  11.09   1.11   6.10 
1949 03  12.94   3.65   8.29 
1949 04  22.21   9.39  15.80 
1949 05  23.21   9.75  16.48 
1949 06  30.63  16.20  23.41 
1949 07  32.87  19.12  25.99 
1949 08  29.71  16.16  22.93 
1949 09  29.59  16.11  22.85 
1949 10  22.86  10.07  16.46 
1949 11  22.17  10.78  16.47 
1949 12  13.16   2.82   7.99 
1950 01   9.83   0.35   5.09 
1950 02  15.34   4.21   9.77 
1950 03  16.56   4.50  10.53 
1950 04  21.96   8.68  15.32 
1950 05  25.70  11.48  18.59 
1950 06  28.60  14.22  21.41 
1950 07  33.99  20.82  27.40 
1950 08  33.14  19.14  26.14 
1950 09  27.61  15.59  21.60 
1950 10  23.63  11.47  17.54 
1950 12  15.49   5.63  10.56 
1951 01  12.02   2.25   7.13 
1951 02  13.17   2.65   7.91 
1951 03  16.07   3.28   9.67 
1951 04  20.64   9.70  15.17 
1951 05  24.78  12.63  18.70 
1951 06  29.44  17.69  23.56 
1951 07  33.02 -99.99 -99.99 
1951 08  32.02 -99.99 -99.99 
1951 09  30.76  18.04  24.40 
1951 10  22.25  10.17  16.20 
1951 11  17.20   7.20  12.20 
1951 12  10.55   2.08   6.32 
1952 01   9.13   1.79   5.46 
1952 02  14.28   4.52   9.39 
1952 03  11.65   3.18   7.41 
1952 04  18.95   7.71  13.33 
1952 05  25.59  12.85  19.22 
1952 06  25.89  11.27  18.58 
1952 07  33.64  20.18  26.91 
1952 08  32.32  18.32  25.32 
1952 09  30.09  14.91  22.50 
1952 10  25.84  12.60  19.22 
1952 11  15.28   3.91   9.59 
1952 12  11.80   2.70   7.25 
1953 01  15.02   4.07   9.54 
1953 02  14.78   2.08   8.43 
1953 03  15.91   2.65   9.28 
1953 04  18.95   4.92  11.94 
1953 05  20.43   4.73  12.58 
1953 06  25.98   9.33  17.65 
1953 07  34.43  18.53  26.48 
1953 08  30.32  14.85  22.58 
1953 09  29.84  17.69  23.76 
1953 10  23.67  11.42  17.54 
1953 11  17.50   7.81  12.65 
1953 12  13.76   4.00   8.88 
1954 01  11.73   2.83   7.28 
1954 02  17.73   7.12  12.42 
1954 03  13.46   3.23   8.34 
1954 04  22.22   9.29  15.75 
1954 05  27.92  12.61  20.26 
1954 06  28.53  13.38  20.95 
1954 07  34.97  19.93  27.45 
1954 08  30.50  15.68  23.09 
1954 09  29.25  14.03  21.64 
1954 10  23.24  10.21  16.72 
1954 11  18.34   7.02  12.68 
1954 12  12.51   2.52   7.51 
1955 01   9.46   0.08   4.77 
1955 02  12.83   1.70   7.26 
1955 03  16.45   3.82  10.13 
1955 04  16.93   3.42  10.17 
1955 05  23.83   9.35  16.59 
1955 06  28.81  12.84  20.82 
1955 07  31.68  15.60  23.64 
1955 08  35.02  18.90  26.96 
1955 09  30.89  15.41  23.15 
1955 10  24.82  10.84  17.83 
1955 11  16.41   3.85  10.13 
1955 12  12.49   3.04   7.76 
1956 01  12.37   2.28   7.32 
1956 02  11.29   -.27   5.51 
1956 03  16.91   2.94   9.92 
1956 04  18.27   4.69  11.48 
1956 05  23.97   8.37  16.17 
1956 06  30.42  12.58  21.50 
1956 07  33.34  16.96  25.16 
1956 08  31.23  14.89  23.06 
1956 09  30.33  13.86  22.09 
1956 10  21.04   6.92  13.98 
1956 11  20.12   5.41  12.77 
1956 12  16.79   2.76   9.78 
1957 01   9.35  -1.44   3.95 
1957 02  14.15   3.25   8.70 
1957 03  15.68   2.66   9.17 
1957 04  19.61   4.98  12.30 
1957 05  21.63   6.93  14.28 
1957 06  31.52  14.62  23.07 
1957 07  33.27  15.59  24.43 
1957 08  31.98  13.62  22.80 
1957 09  29.15  12.72  20.93 
1957 10  20.06   5.68  12.87 
1957 11  15.15   1.48   8.31 
1957 12  15.33   1.46   8.39 
1958 01  13.89   0.88   7.38 
1958 02  14.60   2.61   8.60 
1958 03  11.85   0.80   6.32 
1958 04  18.48   5.36  11.92 
1958 05  26.01  10.81  18.41 
1958 06  27.70  12.14  19.92 
1958 07  32.91  17.42  25.16 
1958 08  35.38  21.21  28.29 
1958 09  30.44  15.76  23.10 
1958 10  27.18  13.84  20.51 
1958 11  18.50   7.19  12.84 
1958 12  18.62   7.49  13.05 
1959 01  14.32   4.98   9.65 
1959 02  11.89   2.91   7.40 
1959 03  19.24   6.64  12.94 
1959 04  24.25  10.24  17.24 
1959 05  24.21   8.93  16.57 
1959 06  31.82  16.19  24.00 
1959 07  36.50  21.35  28.92 
1959 08  33.05  17.95  25.50 
1959 09  28.02  14.72  21.37 
1959 10  25.65  12.53  19.09 
1959 11  21.18   8.49  14.83 
1959 12  16.27   4.42  10.35 
1960 01  10.88   1.59   6.23 
1960 02  12.77   2.86   7.81 
1960 03  18.32   5.98  12.15 
1960 04  19.90   5.70  12.79 
1960 05  24.44   9.20  16.82 
1960 06  33.99  18.29  26.14 
1960 07  35.91  20.67  28.29 
1960 09  31.70  16.42  24.06 
1960 10  23.19   9.75  16.47 
1960 11  14.79   4.12   9.45 
1960 12  13.41   2.42   7.91 
1961 01  16.69   5.15  10.92 
1961 02  15.21   3.96   9.58 
1961 03  15.23   3.32   9.27 
1961 04  21.62   6.93  14.27 
1961 05  22.65   7.57  15.11 
1961 06  33.00  16.99  24.99 
1961 07  36.15  20.58  28.36 
1961 08  33.50  19.50  26.50 
1961 09  29.08  13.92  21.50 
1961 10  24.35  10.57  17.45 
1961 11  16.54   4.41  10.48 
1961 12  12.31   1.96   7.13 
1962 01  13.78   1.98   7.88 
1962 02  11.61   2.85   7.22 
1962 03  13.19   1.53   7.35 
1962 04  23.89   8.17  16.02 
1962 05  22.43   6.71  14.57 
1962 06  30.56  14.07  22.31 
1962 07  33.84  17.67  25.75 
1962 08  33.13  17.02  25.07 
1962 09  31.06  14.37  22.71 
1962 10  23.53   9.72  16.62 
1962 11  18.68   6.10  12.39 
1962 12  16.44   4.17  10.30 
1963 01  12.34   0.56   6.45 
1963 02  18.68   5.72  12.20 
1963 03 -99.99   1.14 -99.99 
1963 04 -99.99   1.78 -99.99 
1963 05 -99.99   7.78 -99.99 
1963 06  27.85  10.72  19.28 
1963 07  32.20  15.46  23.83 
1963 08  31.96  16.62  24.29 
1963 09  30.44  13.76  22.10 
1963 10  22.43   8.24  15.33 
1963 11  15.57   3.41   9.49 
1963 12  15.53   4.00   9.76 
1964 01  12.28  -0.07   6.10 
1964 02  14.87   3.49   9.18 
1964 03  15.52   4.17   9.85 
1964 04  20.16   6.56  13.36 
1964 05  22.74   8.72  15.73 
1964 06  28.02  13.35  20.68 
1964 07  33.74  18.59  26.16 
1964 08  33.25  18.43  25.84 
1964 09  29.54  14.02  21.78 
1964 10  26.64  13.64  20.14 
1964 11  14.14   4.75   9.44 
1964 12  12.61   4.61   8.60 
1965 01  12.95   3.74   8.34 
1965 02  16.04   5.01  10.53 
1965 03  15.61   4.60  10.10 
1965 04  17.17   7.26  12.21 
1965 05  24.77  10.64  17.70 
1965 06  27.90  12.41  20.15 
1965 07  32.79  17.59  25.19 
1965 08  32.57  18.06  25.31 
1965 09  27.40  12.80  20.10 
1965 10  27.36  12.75  20.05 
1965 11  15.73   6.61  11.17 
1965 12  11.90   2.70   7.30 
1966 01  11.50   1.68   6.59 
1966 02  11.99   2.18   7.08 
1966 03  18.32   5.36  11.84 
1966 04  24.38   9.93  17.15 
1966 05  26.45  10.65  18.54 
1966 06  30.57  14.58  22.57 
1966 07  32.80  16.45  24.63 
1966 08  34.75  19.29  27.02 
1966 09  29.39  13.44  21.41 
1966 10  25.43  11.27  18.35 
1966 11  14.23   6.99  10.61 
1966 12  13.85   3.03   8.44 
1967 01  13.87   3.75   8.80 
1967 02  16.52   3.64  10.08 
1967 03  14.68   3.97   9.32 
1967 04  10.69   1.20   5.94 
1967 05  25.22   9.35  17.28 
1967 06  28.24  12.46  20.35 
1967 07  36.00  20.29  28.14 
1967 08  36.30  20.40  28.34 
1968 01  13.89   2.17   8.03 
1968 02  15.37   6.19  10.78 
1968 03  16.60   5.72  11.16 
1968 04  20.63   8.25  14.44 
1968 05  23.84   9.75  16.79 
1968 08  29.79  15.66  22.72 
1968 09  30.31  15.38  22.84 
1968 10  23.01  10.33  16.67 
1968 11  15.20   4.98  10.09 
1968 12  10.52   1.57   6.04 
1969 01  11.96   3.49   7.72 
1969 02   9.74   1.88   5.81 
1969 03  14.34   3.69   9.01 
1969 04  18.08   6.49  12.28 
1969 05  25.41  11.58  18.49 
1969 06  26.78  12.93  19.85 
1969 07  34.03  19.62  26.82 
1969 08  34.40  19.50  26.95 
1969 09  30.13  16.65  23.39 
1969 10  20.53   8.76  14.64 
1969 11  19.32   8.35  13.84 
1969 12  14.20   4.56   9.38 
1970 01  13.07   4.34   8.70 
1970 02  15.42   5.18  10.30 
1970 03  15.95   5.62  10.78 
1970 04  17.00   4.27  10.63 
1970 05  25.76  11.56  18.66 
1970 06  28.58  14.78  21.68 
1970 09  30.02  14.95  22.48 
1970 10  23.44  10.69  17.06 
1970 11  17.02   6.83  11.92 
1971 03  15.71   4.23   9.97 
1971 04  17.75   5.32  11.53 
1971 06  27.94  13.59  20.76 
1971 07  34.08  19.52  26.80 
1971 08  34.66  20.07  27.36 
1971 09  29.77  14.94  22.35 
1972 02  15.47   4.57  10.02 
1972 03  20.29   7.76  14.02 
1972 04  19.44   6.31  12.87 
1972 05  26.03  11.38  18.70 
1972 06  30.00  15.72  22.86 
1972 07  34.57  19.34  26.95 
1972 08  32.93  18.28  25.61 
1972 09  26.97  13.78  20.37 
1972 10  19.29   8.64  13.97 
1972 11  13.11   4.42   8.76 
1972 12  10.71   0.95   5.83 
1973 01  10.38   1.79   6.08 
1973 02  12.35   4.25   8.30 
1973 03  11.57   2.65   7.10 
1973 04  19.28   7.18  13.23 
1973 05  27.16  13.46  20.31 
1973 06  31.31  16.15  23.73 
1973 07  33.84  18.83  26.34 
1973 08  32.81  18.10  25.45 
1973 09  29.04  14.60  21.82 
1973 10  22.77  10.08  16.42 
1973 11  14.60   4.78   9.69 
1973 12  13.32   4.16   8.74 
1974 01  11.14   2.44   6.79 
1974 02  13.94   2.21   8.07 
1974 03  14.46   4.83   9.64 
1974 04  17.28   5.84  11.56 
1974 05  25.43  10.60  18.01 
1974 06  30.45  15.63  23.04 
1974 07  32.79  18.46  25.63 
1974 08  33.28  18.57  25.92 
1974 09  32.59  18.18  25.38 
1974 10  23.61  11.54  17.57 
1974 11  17.21   5.08  11.15 
1974 12  11.91   2.06   6.98 
1975 01  14.30   4.03   9.16 
1975 02  11.82   3.17   7.49 
1975 03  12.98   2.84   7.91 
1975 04  14.00   3.30   8.64 
1975 05  25.00  10.60  17.79 
1975 06  30.20  15.26  22.73 
1975 07  32.34  16.84  24.59 
1975 08  31.23  16.44  23.83 
1975 09  31.63  17.64  24.63 
1975 10  22.32   9.08  15.70 
1975 11  17.23   4.75  10.99 
1975 12  15.75   4.21   9.98 
1976 01  15.68   3.88   9.78 
1976 02  14.43   4.26   9.34 
1976 03  17.06   3.44  10.25 
1976 04  16.76   4.35  10.55 
1976 05  26.97  12.15  19.56 
1976 06  29.42  13.58  21.50 
1976 07  33.53  18.54  26.03 
1976 08  27.48  13.71  20.59 
1976 10  23.74  12.13  17.93 
1976 11  20.00   8.72  14.36 
