1880 01 29.77  21.61  25.69 
1880 02 32.11  22.60  27.35 
1880 03 33.08  23.50  28.29 
1880 04 33.06  24.21  28.63 
1880 05 32.62  24.94  28.78 
1880 06 31.43  24.30  27.86 
1880 07 30.18  23.97  27.07 
1880 08 31.43  23.98  27.70 
1880 09 30.28  23.76  27.02 
1880 10 30.38  23.69  27.03 
1880 11 30.07  21.97  26.02 
1880 12 28.60  21.64  25.12 
1881 01 28.74  19.82  24.28 
1881 02 30.51  21.69  26.10 
1881 03 32.12  23.13  27.62 
1881 04 34.00  25.14  29.57 
1881 05 30.52  25.70  28.11 
1881 06 30.25  24.75  27.50 
1881 07 28.81  24.31  26.56 
1881 08 30.69  24.40  27.54 
1881 09 30.71  24.48  27.59 
1881 10 26.45  24.82  25.63 
1881 11 30.16  23.73  26.94 
1881 12 29.55  23.99  26.77 
1899 01 30.31  20.70  25.50 
1899 02 31.99  20.90  26.44 
1899 03 32.31  22.68  27.49 
1899 04 34.02  24.78  29.40 
1899 05 33.79  24.86  29.32 
1899 06 31.74  24.45  28.09 
1899 07 31.69  24.77  28.23 
1899 08 31.07  24.50  27.78 
1899 09 30.71  24.35  27.53 
1899 10 30.70  23.82  27.26 
1899 11 30.38  23.82  27.09 
1899 12 29.85  22.88  26.36 
1900 01 31.76  21.51  26.63 
1900 02 33.28  22.71  27.99 
1900 03 34.41  24.33  29.37 
1900 04 36.38  26.32  31.35 
1900 05 33.53  25.35  29.43 
1900 06 32.45  24.90  28.67 
1900 07 32.00  24.25  28.12 
1900 08 30.84  24.60  27.72 
1900 09 30.25  24.24  27.24 
1900 10 30.92  24.34  27.63 
1900 11 30.62  23.14  26.88 
1900 12 29.94  22.12  26.03 
1901 01 28.83  21.13  24.98 
1901 02 31.77  21.15  26.46 
1901 03 34.15  23.50  28.82 
1901 04 35.93  25.97  30.95 
1901 05 32.72  24.95  28.83 
1901 06 32.12  24.88  28.50 
1901 07 30.67  24.26  27.46 
1901 08 30.97  24.52  27.74 
1901 09 31.01  24.36  27.68 
1901 10 30.03  24.15  27.09 
1901 11 29.59  23.45  26.52 
1901 12 28.83  21.13  24.98 
1902 01 29.82  21.57  25.69 
1902 02 30.40  20.04  25.22 
1902 03 33.20  23.49  28.34 
1902 04 34.95  25.46  30.20 
1902 05 33.70  25.48  29.59 
1902 06 32.06  24.75  28.40 
1902 07 31.85  24.47  28.16 
1902 08 31.16  24.54  27.85 
1902 09 29.97  23.58  26.77 
1902 10 30.51  24.20  27.35 
1902 11 30.17  23.57  26.87 
1902 12 28.96  23.38  26.16 
1903 01 31.05  22.33  26.68 
1903 02 32.33  21.69  27.01 
1903 03 33.32  24.35  28.83 
1903 04 35.52  25.81  30.66 
1903 05 34.75  25.89  30.32 
1903 06 32.47  24.92  28.69 
1903 07 31.09  24.36  27.72 
1903 08 30.85  24.58  27.71 
1903 09 30.27  24.05  27.16 
1903 10 31.06  24.24  27.65 
1903 11 30.11  22.65  26.38 
1903 12 28.40  20.80  24.59 
1904 01 30.44  21.44  25.94 
1904 02 31.68  21.16  26.42 
1904 03 33.97  23.12  28.54 
1904 04 34.47  24.53  29.50 
1904 05 32.81  24.95  28.88 
1904 06 31.47  24.68  28.07 
1904 07 32.18  24.33  28.25 
1904 08 31.12  24.35  27.73 
1904 09 30.72  24.07  27.39 
1904 10 31.32  23.92  27.62 
1904 11 29.84  23.16  26.50 
1904 12 29.35  21.37  25.36 
1905 01 31.29  22.04  26.66 
1905 02 33.15  22.72  27.93 
1905 03 34.61  23.70  29.15 
1905 04 36.83  25.86  31.34 
1905 05 33.97  25.62  29.79 
1905 06 32.16  24.90  28.53 
1905 07 31.00  24.26  27.63 
1905 08 31.79  24.50  28.14 
1905 09 30.90  24.12  27.51 
1905 10 30.57  23.81  27.18 
1905 11 30.64  23.00  26.82 
1905 12 31.08  22.87  26.97 
1906 01 31.61  22.89  27.25 
1906 02 32.65  23.85  28.25 
1906 04 34.62  25.68  30.15 
1906 05 33.20  25.28  29.24 
1906 06 31.00  24.19  27.59 
1906 07 30.90  24.71  27.80 
1906 08 31.28  24.22  27.75 
1906 09 30.97  24.51  27.74 
1906 10 30.70  23.81  27.25 
1906 11 29.60  22.42  26.01 
1906 12 29.99  22.29  26.14 
1907 01 29.90  20.81  25.35 
1907 02 31.94  21.55  26.74 
1907 03 33.61  23.56  28.58 
1907 04 35.57  25.19  30.38 
1907 05 32.95  24.96  28.95 
1907 06 31.13  24.62  27.87 
1907 07 31.01  24.29  27.65 
1907 08 30.19  24.17  27.18 
1907 09 31.51  24.54  28.02 
1907 10 30.48  23.81  27.14 
1907 11 30.00  23.62  26.81 
1907 12 28.26  21.52  24.89 
1908 01 29.94  22.26  26.10 
1908 02 31.74  22.40  27.07 
1908 03 33.72  23.05  28.38 
1908 04 34.50  24.43  29.47 
1908 05 32.09  24.62  28.36 
1908 06 30.61  23.73  27.17 
1908 07 24.04  31.11  27.57 
1908 08 31.57  23.98  27.77 
1908 09 31.53  24.46  27.99 
1908 10 30.33  24.12  27.22 
1908 11 27.87  22.40  25.13 
1908 12 28.80  22.15  25.47 
1909 01 30.30  22.33  26.31 
1909 02 31.35  22.18  26.76 
1909 03 33.80  23.85  28.82 
1909 04 34.95  24.88  29.91 
1909 05 33.50  25.03  29.26 
1909 06 31.06  24.28  27.67 
1909 07 29.70  23.68  26.69 
1909 08 31.39  24.15  27.77 
1909 09 30.75  24.27  27.51 
1909 10 30.75  24.40  27.57 
1909 11 29.73  23.04  26.38 
1909 12 28.80  20.93  24.86 
1910 01 30.78  22.30  26.54 
1910 02 31.63  27.60  29.61 
1910 03 33.14  29.14  31.14 
1910 04 33.34  24.97  29.16 
1910 05 31.77  24.92  28.34 
1910 06 31.09  24.71  27.90 
1911 01 33.41  20.65  27.03 
1911 02 34.50  20.29  27.40 
1911 03 35.66  22.01  28.83 
1911 04 35.82  23.15  29.48 
1911 05 35.00  23.61  29.31 
1911 06 33.20  23.01  28.10 
1911 07 32.49  22.85  27.67 
1911 08 33.03  22.57  27.80 
1911 09 32.93  22.91  27.92 
1911 10 32.95  22.21  27.58 
1911 11 33.56  21.78  27.67 
1911 12 34.75  21.21  27.98 
1912 01 34.99  21.47  28.23 
1912 02 35.43  21.60  28.51 
1912 03 36.16  23.16  29.66 
1912 04 37.31  24.48  30.89 
1912 05 37.32  24.80  31.06 
1912 06 34.72  23.67  29.19 
1912 07 32.16  22.70  27.43 
1912 08 33.18  23.23  28.20 
1912 09 33.33  23.33  28.33 
1912 10 31.44  22.89  27.16 
1912 11 31.43  22.31  26.87 
1912 12 30.85  21.40  26.12 
1913 01 31.58  20.85  26.21 
1913 02 33.16  21.52  27.34 
1913 03 34.45  23.19  28.82 
1913 04 34.73  24.82  29.77 
1913 05 32.66  23.99  28.32 
1913 06 32.36  23.88  28.12 
1913 07 31.05  23.67  27.36 
1913 08 31.29  23.66  27.47 
1913 09 31.18  23.78  27.48 
1913 10 31.27  23.53  27.40 
1913 11 31.58  22.66  27.12 
1913 12 30.87  21.76  26.31 
1914 01 31.71  20.56  26.13 
1914 02 32.81  22.20  27.50 
1914 03 34.75  23.61  29.18 
1914 04 35.38  24.50  29.94 
1914 05 35.00  24.90  29.95 
1914 06 32.46  23.85  28.15 
1914 07 30.69  23.27  26.98 
1914 08 31.04  23.35  27.19 
1914 09 31.57  23.78  27.67 
1914 10 32.43  23.66  28.04 
1914 11 32.34  23.22  27.78 
1914 12 31.61  22.43  27.02 
1915 01 32.23  21.56  26.89 
1915 02 33.61  21.87  27.74 
1915 03 34.65  23.88  29.26 
1915 04 35.95  25.00  30.47 
1915 05 34.33  24.88  29.60 
1915 06 32.33  24.49  28.41 
1915 07 32.16  24.12  28.14 
1915 08 32.25  24.29  28.27 
1915 09 31.44  24.10  27.77 
1915 10 30.93  23.48  27.20 
1915 11 31.24  22.76  27.00 
1915 12 29.61  20.56  25.08 
1916 01 30.97  19.81  25.39 
1916 02 32.16  20.65  26.41 
1916 03 33.49  22.74  28.11 
1916 04 34.97  24.57  29.77 
1916 05 33.21  24.06  28.63 
1916 06 31.80  23.41  27.60 
1916 07 31.78  23.15  27.46 
1916 08 31.48  23.22  27.34 
1916 09 31.01  22.96  26.98 
1916 10 30.31  23.10  26.70 
1916 11 30.05  21.55  25.80 
1916 12 29.92  20.45  25.18 
1917 01 30.44  20.29  25.37 
1917 02 32.30  20.86  26.58 
1917 03 34.41  22.90  28.66 
1917 04 34.97  24.64  29.80 
1917 05 32.61  23.95  28.28 
1917 06 32.37  23.55  27.96 
1917 07 31.43  23.61  27.52 
1917 08 31.94  23.50  27.72 
1917 09 30.75  23.30  27.02 
1917 10 30.07  22.53  26.30 
1917 11 29.31  22.11  25.71 
1917 12 29.92  20.63  25.27 
1918 01 29.10  18.54  23.82 
1918 02 31.12  19.76  25.44 
1918 03 32.75  21.71  27.23 
1918 04 33.83  24.00  28.91 
1918 05 33.20  24.12  28.66 
1918 06 31.62  23.23  27.42 
1918 07 31.88  24.25  28.06 
1918 08 31.10  23.60  27.35 
1918 09 31.82  23.66  27.74 
1918 10 31.93  23.78  27.85 
1918 11 32.38  23.16  27.77 
1918 12 31.32  22.52  26.92 
1919 01 33.16  21.66  27.41 
1919 02 33.64  22.56  28.09 
1919 03 34.28  24.77  29.52 
1919 04 35.18  26.03  30.61 
1919 05 33.36  25.12  29.24 
1919 06 31.77  23.86  27.81 
1919 07 31.08  24.19  27.63 
1919 08 30.80  24.15  27.47 
1919 09 31.38  23.84  27.61 
1919 10 31.12  23.49  27.30 
1919 11 30.47  23.00  26.73 
1919 12 30.55  21.65  26.09 
1920 01 29.90  20.20  25.05 
1920 02 32.50  22.70  27.60 
1920 03 34.50  23.50  29.00 
1920 04 34.90  25.40  30.15 
1920 05 33.70  24.80  29.25 
1920 06 31.80  23.80  27.80 
1920 07 30.70  24.20  27.45 
1920 08 31.50  24.20  27.85 
1920 09 30.40  23.50  26.95 
1920 10 30.80  23.40  27.09 
1920 11 31.50  23.60  27.55 
1920 12 30.40  22.50  26.45 
1921 01 31.00  21.20  26.10 
1921 02 32.59  21.20  26.90 
1921 03 33.00  23.60  28.30 
1921 04 34.09  24.70  29.40 
1921 05 32.80  24.20  28.50 
1921 06 31.40  23.40  27.40 
1921 07 30.70  23.50  27.10 
1921 08 31.40  24.40  27.90 
1921 09 30.00  23.40  26.70 
1921 10 31.00  23.40  27.20 
1921 11 28.70  21.50  25.10 
1921 12 30.90  21.60  26.25 
1922 01 32.50  22.30  27.40 
1922 02 33.09  23.00  28.05 
1922 03 33.09  23.60  28.34 
1922 04 34.09  24.10  29.09 
1922 05 33.00  24.60  28.80 
1922 06 31.50  23.80  27.65 
1922 07 30.20  23.60  26.90 
1922 08 31.20  23.90  27.55 
1922 09 30.00  23.40  26.70 
1922 10 31.00  23.50  27.25 
1922 11 30.90  22.80  26.84 
1922 12 29.40  22.10  25.75 
1923 01 27.50  20.90  24.20 
1923 02 28.30  21.40  24.84 
1923 03 29.10  22.80  25.95 
1923 04 31.10  23.90  27.50 
1923 05 30.50  22.90  26.70 
1923 06 29.90  23.50  26.70 
1923 07 29.10  23.20  26.15 
1923 08 28.60  23.40  26.00 
1923 09 28.90  23.00  25.95 
1923 10 28.50  23.40  25.95 
1923 11 27.20  23.20  25.20 
1923 12 27.40  22.20  24.80 
1924 01 26.60  22.80  24.70 
1924 02 29.00  23.80  26.40 
1924 03 28.30  23.70  26.00 
1924 04 32.70  25.00  28.85 
1924 05 31.60  24.40  28.00 
1924 06 30.20  23.30  26.75 
1924 07 29.00  22.20  25.60 
1924 08 29.80  23.60  26.70 
1924 09 29.90  23.40  26.65 
1924 10 27.60  22.90  25.25 
1924 11 27.20  21.90  24.55 
1924 12 27.10  21.00  24.05 
1925 01 31.10  21.40  26.25 
1925 02 31.60  20.60  26.10 
1925 03 32.80  23.40  28.09 
1925 04 33.30  24.40  28.84 
1925 05 32.59  24.30  28.45 
1925 06 31.30  23.60  27.45 
1925 07 30.40  23.10  26.75 
1925 08 30.60  23.50  27.05 
1925 09 31.00  23.60  27.30 
1925 10 31.00  23.30  27.15 
1925 11 31.30  22.80  27.05 
1925 12 30.80  20.80  25.80 
1926 01 31.50  21.30  26.40 
1926 02 33.50  21.90  27.70 
1926 03 34.30  23.80  29.05 
1926 04 35.30  25.80  30.55 
1926 05 35.20  25.60  30.40 
1926 06 31.80  24.00  27.90 
1926 07 31.00  23.90  27.45 
1926 08 30.40  23.80  27.09 
1926 09 30.70  23.90  27.30 
1926 10 30.60  24.00  27.30 
1926 11 30.30  22.80  26.55 
1926 12 30.60  22.10  26.35 
1927 01 31.50  21.80  26.65 
1927 02 32.59  22.00  27.30 
1927 03 33.50  24.10  28.80 
1927 04 34.09  24.30  29.20 
1927 05 31.70  24.10  27.90 
1927 06 30.90  23.60  27.25 
1927 07 30.60  23.50  27.05 
1927 08 30.90  23.60  27.25 
1927 09 31.20  23.40  27.30 
1927 10 30.60  22.80  26.70 
1927 11 30.80  22.50  26.65 
1927 12 30.80  21.40  26.09 
1928 04 33.20  22.10  27.65 
1928 05 33.50  22.20  27.85 
1928 06 31.70  21.40  26.55 
1928 09 30.80  20.80  25.80 
1928 10 31.10  20.10  25.60 
1928 11 32.50  19.50  26.00 
1928 12 31.70  18.70  25.20 
1929 01 31.80  18.00  24.90 
1929 02 33.90  19.70  26.80 
1929 03 34.30  20.10  27.20 
1929 04 34.50  22.50  28.50 
1929 05 34.09  23.30  28.70 
1929 06 32.20  22.40  27.30 
1929 07 30.90  21.70  26.30 
1929 08 30.90  22.20  26.55 
1929 09 31.40  22.00  26.70 
1929 10 30.60  22.20  26.40 
1929 11 31.20  21.40  26.30 
1929 12 31.10  20.70  25.90 
1930 01 32.30  20.50  26.40 
1930 02 32.80  20.50  26.65 
1930 03 34.90  22.40  28.65 
1930 04 35.70  23.90  29.80 
1930 05 33.30  23.10  28.20 
1930 06 32.00  22.70  27.35 
1930 07 31.40  23.30  27.34 
1930 08 31.60  23.50  27.55 
1930 09 31.50  23.50  27.50 
1930 10 32.20  23.40  27.80 
1930 11 31.30  22.80  27.05 
1930 12 31.10  22.70  26.90 
1931 01 32.20  21.70  26.95 
1931 02 34.20  22.80  28.50 
1931 03 34.40  24.70  29.55 
1931 04 35.40  26.00  30.70 
1931 05 33.40  24.80  29.10 
1931 06 32.09  24.50  28.30 
1931 07 31.40  23.70  27.55 
1931 08 30.70  24.40  27.55 
1931 09 31.50  24.20  27.85 
1931 10 29.70  23.40  26.55 
1931 11 30.90  22.10  26.50 
1931 12 31.20  21.60  26.40 
1932 01 31.20  19.50  25.35 
1932 02 32.40  19.10  25.75 
1932 03 33.50  22.30  27.90 
1932 04 34.30  24.80  29.55 
1932 05 33.40  24.40  28.90 
1932 06 32.40  24.10  28.25 
1932 07 30.10  23.50  26.80 
1932 08 32.40  24.30  28.35 
1932 09 30.40  23.50  26.95 
1932 10 31.00  23.60  27.30 
1932 11 31.30  23.00  27.15 
1932 12 29.80  21.40  25.59 
1933 01 32.00  21.50  26.75 
1933 02 32.80  21.70  27.25 
1933 03 33.59  22.60  28.09 
1933 04 34.30  24.70  29.50 
1933 05 34.59  25.40  30.00 
1933 06 32.09  24.20  28.15 
1933 07 31.20  24.30  27.75 
1933 08 31.00  24.10  27.55 
1933 09 30.30  23.70  27.00 
1933 10 29.90  23.20  26.55 
1933 11 30.70  22.80  26.75 
1933 12 30.00  21.80  25.90 
1934 01 31.00  20.80  25.90 
1934 02 31.40  21.50  26.45 
1934 03 32.90  23.20  28.05 
1934 04 34.00  24.40  29.20 
1934 05 31.10  24.40  27.75 
1934 06 32.00  24.30  28.15 
1934 07 31.20  24.30  27.75 
1934 08 31.20  24.10  27.65 
1934 09 30.20  24.00  27.10 
1934 10 31.00  23.60  27.30 
1934 11 30.70  23.00  26.85 
1934 12 31.00  20.70  25.85 
1935 01 32.00  21.80  26.90 
1935 02 33.20  22.50  27.85 
1935 03 34.09  24.00  29.05 
1935 04 34.59  25.10  29.84 
1935 05 32.00  24.80  28.40 
1935 06 31.30  24.40  27.84 
1935 07 29.90  23.70  26.80 
1935 08 31.40  24.10  27.75 
1935 09 30.50  24.10  27.30 
1935 10 31.40  24.10  27.75 
1935 11 31.10  23.50  27.30 
1935 12 31.50  22.90  27.20 
1936 01 31.20  21.70  26.45 
1936 02 33.70  23.50  28.60 
1936 03 34.80  24.00  29.40 
1936 04 34.70  25.30  30.00 
1936 05 33.70  25.50  29.60 
1936 06 32.00  24.30  28.15 
1936 07 30.80  24.20  27.50 
1936 08 31.30  23.90  27.59 
1936 09 31.10  23.90  27.50 
1936 10 30.90  23.00  26.95 
1936 11 31.00  22.50  26.75 
1936 12 31.90  22.70  27.30 
1937 01 32.00  21.60  26.80 
1937 02 33.59  22.60  28.09 
1937 03 34.50  24.90  29.70 
1937 04 35.20  25.80  30.50 
1937 05 32.59  24.70  28.65 
1937 06 32.40  24.70  28.55 
1937 07 30.90  24.10  27.50 
1937 08 31.00  24.30  27.65 
1937 09 31.00  23.80  27.40 
1937 10 30.50  23.60  27.05 
1937 11 31.50  23.50  27.50 
1937 12 31.20  22.10  26.65 
1938 01 32.70  21.20  26.95 
1938 02 33.40  22.30  27.85 
1938 03 34.30  23.90  29.09 
1938 04 35.00  25.10  30.05 
1938 05 33.09  25.00  29.05 
1938 06 31.20  24.10  27.65 
1938 07 31.30  24.20  27.75 
1938 08 32.09  24.30  28.20 
1938 09 30.90  24.00  27.45 
1938 10 30.40  24.00  27.20 
1938 11 30.10  22.60  26.35 
1938 12 30.60  22.00  26.30 
1939 01 31.30  21.90  26.59 
1939 02 32.59  21.30  26.95 
1939 03 33.70  23.90  28.80 
1939 04 34.20  25.00  29.60 
1939 05 31.60  24.30  27.95 
1939 06 31.60  24.30  27.95 
1939 07 31.70  24.50  28.10 
1939 08 31.50  24.20  27.85 
1939 09 30.90  23.90  27.40 
1939 10 31.30  24.00  27.65 
1939 11 31.30  23.60  27.45 
1939 12 30.00  19.60  24.80 
1940 01 31.10  20.50  25.80 
1940 02 32.40  21.00  26.70 
1940 03 33.70  23.40  28.55 
1940 04 35.00  25.80  30.40 
1940 05 33.09  25.10  29.09 
1940 06 32.30  24.30  28.30 
1940 07 31.70  24.20  27.95 
1940 08 30.40  23.90  27.15 
1940 09 30.80  24.20  27.50 
1940 10 31.60  23.90  27.75 
1943 01 30.70  20.10  25.40 
1943 02 32.30  21.10  26.70 
1943 03 32.20  23.60  27.90 
1943 04 32.90  24.10  28.50 
1943 05 32.20  24.50  28.35 
1943 06 31.60  24.10  27.85 
1943 07 31.20  24.20  27.70 
1943 08 31.60  24.10  27.85 
1943 09 30.60  23.90  27.25 
1943 10 30.40  23.10  26.75 
1943 11 30.30  22.80  26.55 
1943 12 29.50  20.60  25.05 
1944 01 31.30  21.00  26.15 
1944 02 32.80  21.70  27.25 
1944 03 33.09  22.50  27.80 
1944 04 34.00  24.90  29.45 
1944 05 32.90  24.70  28.80 
1944 06 31.70  24.10  27.90 
1944 07 30.10  23.90  27.00 
1944 08 30.70  24.00  27.35 
1944 09 31.10  24.00  27.55 
1944 10 31.00  23.70  27.35 
1944 11 31.70  23.60  27.65 
1944 12 28.40  21.50  24.95 
1949 01 31.90  20.40  26.15 
1949 02 31.90  22.60  27.25 
1949 03 33.70  23.70  28.70 
1949 04 34.20  25.40  29.80 
1949 05 33.40  25.10  29.25 
1949 06 32.50  24.40  28.45 
1949 07 30.90  24.40  27.65 
1949 08 31.20  24.30  27.75 
1949 09 31.20  24.20  27.70 
1949 10 30.30  24.00  27.15 
1949 11 30.10  23.10  26.60 
1949 12 30.40  22.40  26.40 
1950 01 31.40  22.60  27.00 
1950 02 32.40  22.50  27.45 
1950 03 33.59  23.40  28.50 
1950 04 33.90  24.70  29.30 
1950 05 32.40  24.20  28.30 
1950 06 32.09  23.90  28.00 
1950 07 31.60  23.70  27.65 
1950 08 32.40  23.90  28.15 
1950 09 30.50  23.50  27.00 
1950 10 30.90  23.30  27.09 
1950 11 31.10  22.90  27.00 
1950 12 30.30  20.10  25.20 
1951 01 31.60  20.70  26.15 
1951 02 32.09  21.30  26.70 
1951 03 33.40  22.80  28.10 
1951 04 34.30  24.60  29.45 
1951 05 33.00  24.30  28.65 
1951 06 32.30  24.10  28.20 
1951 07 31.30  23.70  27.50 
1951 08 31.50  24.00  27.75 
1951 09 31.30  23.70  27.50 
1951 10 31.60  23.60  27.60 
1951 11 31.50  23.30  27.40 
1951 12 31.10  21.10  26.10 
1952 01 32.40  20.90  26.65 
1952 02 33.90  22.40  28.15 
1952 03 34.40  23.80  29.10 
1952 04 34.80  25.00  29.90 
1952 05 33.59  24.40  29.00 
1952 06 32.40  24.00  28.20 
1952 07 32.20  23.90  28.05 
1952 08 31.50  23.80  27.65 
1952 09 31.40  23.60  27.50 
1952 10 30.40  23.70  27.05 
1952 11 31.00  22.60  26.80 
1952 12 30.70  21.20  25.95 
1953 01 31.70  20.80  26.25 
1953 02 33.00  22.00  27.50 
1953 03 34.20  23.70  28.95 
1953 04 34.50  24.80  29.65 
1953 05 33.70  24.60  29.15 
1953 06 31.70  24.30  28.00 
1953 07 32.30  23.90  28.09 
1953 08 31.70  24.20  27.95 
1953 09 31.30  23.90  27.59 
1953 10 32.20  23.80  28.00 
1953 11 31.10  23.30  27.20 
1953 12 30.60  22.10  26.35 
1954 01 32.30  22.70  27.50 
1954 02 32.70  21.30  27.00 
1954 03 33.40  23.60  28.50 
1954 04 34.09  25.10  29.59 
1954 05 33.40  24.90  29.15 
1954 06 32.50  24.30  28.40 
1954 07 32.00  23.80  27.90 
1954 08 31.60  23.90  27.75 
1954 09 31.00  23.60  27.30 
1954 10 30.90  23.40  27.15 
1954 11 30.40  22.00  26.20 
1954 12 30.70  21.00  25.85 
1966 01 32.56  22.93  27.74 
1966 02 33.82  23.89  28.85 
1966 03 34.38  24.96  29.67 
1966 04 34.75  26.44  30.59 
1966 05 32.36  25.21  28.78 
1966 06 32.68  25.14  28.91 
1966 07 31.69  24.91  28.30 
1966 08 31.81  25.14  28.47 
1966 09 31.69  24.39  28.04 
1966 10 31.85  24.46  28.15 
1966 11 32.39  24.02  28.20 
1966 12 31.32  23.42  27.37 
1967 01 30.03  21.69  25.86 
1967 02 32.50  22.14  27.32 
1967 03 32.73  23.79  28.26 
1967 04 33.49  25.42  29.45 
1967 05 32.75  25.17  28.96 
1967 06 31.87  25.24  28.55 
1967 07 31.16  24.55  27.85 
1967 08 30.86  24.52  27.69 
1967 09 31.48  24.72  28.09 
1967 10 31.21  24.21  27.71 
1967 11 30.88  23.75  27.31 
1967 12 30.39  21.16  25.77 
