1931 01 99.99 -99.99  25.30 
1931 02 99.99 -99.99  25.80 
1931 03 99.99 -99.99  25.50 
1931 04 99.99 -99.99  25.40 
1931 05 99.99 -99.99  22.60 
1931 06 99.99 -99.99  21.60 
1931 07 99.99 -99.99  22.70 
1931 08 99.99 -99.99  23.30 
1931 09 99.99 -99.99  25.90 
1931 10 99.99 -99.99  26.10 
1931 11 99.99 -99.99  25.60 
1931 12 99.99 -99.99  25.60 
1932 01 99.99 -99.99  25.40 
1932 02 99.99 -99.99  25.00 
1932 03 99.99 -99.99  24.80 
1932 04 99.99 -99.99  25.30 
1932 05 99.99 -99.99  24.60 
1932 06 99.99 -99.99  23.80 
1932 07 99.99 -99.99  24.40 
1932 08 99.99 -99.99  24.20 
1932 09 99.99 -99.99  24.80 
1932 10 99.99 -99.99  25.70 
1932 11 99.99 -99.99  26.10 
1932 12 99.99 -99.99  25.80 
1933 01 99.99 -99.99  26.20 
1933 02 99.99 -99.99  26.10 
1933 03 99.99 -99.99  25.90 
1933 04 99.99 -99.99  25.80 
1933 09 99.99 -99.99  26.60 
1933 10 99.99 -99.99  25.80 
1933 12 99.99 -99.99  26.10 
1934 01 99.99 -99.99  24.60 
1934 02 99.99 -99.99  25.00 
1934 03 99.99 -99.99  24.90 
1934 04 99.99 -99.99  24.30 
1934 05 99.99 -99.99  25.00 
1934 06 99.99 -99.99  24.60 
1934 07 99.99 -99.99  24.40 
1934 08 99.99 -99.99  26.40 
1934 09 99.99 -99.99  25.70 
1934 10 99.99 -99.99  25.60 
1934 11 99.99 -99.99  25.80 
1934 12 99.99 -99.99  25.50 
1935 01 99.99 -99.99  25.80 
1935 02 99.99 -99.99  26.10 
1935 03 99.99 -99.99  25.50 
1935 04 99.99 -99.99  24.60 
1935 05 99.99 -99.99  24.20 
1935 06 99.99 -99.99  24.40 
1935 07 99.99 -99.99  23.20 
1935 08 99.99 -99.99  23.80 
1935 09 99.99 -99.99  24.40 
1935 12 99.99 -99.99  25.40 
1936 01 99.99 -99.99  24.40 
1936 02 99.99 -99.99  25.60 
1936 03 99.99 -99.99  25.10 
1936 04 99.99 -99.99  24.80 
1936 05 99.99 -99.99  25.20 
1936 06 99.99 -99.99  23.70 
1936 07 99.99 -99.99  23.10 
1936 08 99.99 -99.99  23.20 
1936 09 99.99 -99.99  25.40 
1936 10 99.99 -99.99  26.40 
1936 11 99.99 -99.99  26.30 
1936 12 99.99 -99.99  25.70 
1937 01 99.99 -99.99  25.80 
1937 02 99.99 -99.99  25.80 
1937 03 99.99 -99.99  25.60 
1937 04 99.99 -99.99  25.20 
1937 05 99.99 -99.99  24.00 
1937 06 99.99 -99.99  24.20 
1937 07 99.99 -99.99  25.70 
1937 08 99.99 -99.99  25.40 
1937 09 99.99 -99.99  26.70 
1937 10 99.99 -99.99  25.30 
1937 11 99.99 -99.99  28.10 
1937 12 99.99 -99.99  25.90 
1938 01 99.99 -99.99  25.00 
1938 02 99.99 -99.99  25.30 
1938 03 99.99 -99.99  24.40 
1938 04 99.99 -99.99  24.10 
1938 05 99.99 -99.99  24.10 
1938 06 99.99 -99.99  24.10 
1938 07 99.99 -99.99  23.60 
1938 08 99.99 -99.99  23.50 
1938 09 99.99 -99.99  24.90 
1938 10 99.99 -99.99  23.80 
1938 11 99.99 -99.99  25.20 
1938 12 99.99 -99.99  24.70 
1939 01 99.99 -99.99  24.80 
1939 02 99.99 -99.99  24.10 
1939 03 99.99 -99.99  24.70 
1939 04 99.99 -99.99  24.40 
1939 05 99.99 -99.99  24.90 
1939 06 99.99 -99.99  24.20 
1939 07 99.99 -99.99  22.30 
1939 08 99.99 -99.99  23.30 
1939 09 99.99 -99.99  23.80 
1939 10 99.99 -99.99  25.00 
1939 11 99.99 -99.99  24.70 
1939 12 99.99 -99.99  24.90 
1940 01 99.99 -99.99  24.60 
1940 02 99.99 -99.99  25.20 
1940 03 99.99 -99.99  25.00 
1940 04 99.99 -99.99  24.90 
1940 05 99.99 -99.99  24.40 
1940 06 99.99 -99.99  24.30 
1940 07 99.99 -99.99  24.30 
1940 08 99.99 -99.99  24.20 
1940 09 99.99 -99.99  25.00 
1940 10 99.99 -99.99  25.10 
1940 11 99.99 -99.99  25.00 
1940 12 99.99 -99.99  25.30 
1941 01 99.99 -99.99  25.10 
1941 02 99.99 -99.99  25.40 
1941 03 99.99 -99.99  25.60 
1941 04 99.99 -99.99  25.50 
1941 05 99.99 -99.99  24.40 
1941 06 99.99 -99.99  22.00 
1941 07 99.99 -99.99  23.40 
1941 10 99.99 -99.99  25.50 
1941 11 99.99 -99.99  24.90 
1941 12 99.99 -99.99  24.80 
1942 01 99.99 -99.99  25.60 
1942 02 99.99 -99.99  25.30 
1942 03 99.99 -99.99  25.50 
1942 04 99.99 -99.99  23.40 
1942 05 99.99 -99.99  23.80 
1942 06 99.99 -99.99  21.50 
1942 07 99.99 -99.99  20.10 
1942 08 99.99 -99.99  24.00 
1942 09 99.99 -99.99  24.70 
1942 10 99.99 -99.99  24.90 
1942 11 99.99 -99.99  26.10 
1942 12 99.99 -99.99  25.10 
1943 01 99.99 -99.99  25.00 
1943 02 99.99 -99.99  25.10 
1943 03 99.99 -99.99  24.00 
1943 04 99.99 -99.99  24.20 
1943 05 99.99 -99.99  23.90 
1943 06 99.99 -99.99  22.40 
1943 07 99.99 -99.99  22.00 
1943 08 99.99 -99.99  21.40 
1943 10 99.99 -99.99  24.80 
1943 11 99.99 -99.99  25.00 
1943 12 99.99 -99.99  24.40 
1944 01 99.99 -99.99  24.40 
1944 02 99.99 -99.99  24.40 
1944 03 99.99 -99.99  24.50 
1944 04 99.99 -99.99  24.00 
1944 05 99.99 -99.99  23.90 
1944 06 99.99 -99.99  23.30 
1944 07 99.99 -99.99  21.90 
1944 08 99.99 -99.99  24.30 
1944 09 99.99 -99.99  24.60 
1944 10 99.99 -99.99  24.90 
1944 11 99.99 -99.99  24.80 
1944 12 99.99 -99.99  25.00 
1945 01 99.99 -99.99  24.80 
1945 02 99.99 -99.99  24.80 
1945 03 99.99 -99.99  25.20 
1945 04 99.99 -99.99  24.70 
1945 05 99.99 -99.99  21.90 
1945 06 99.99 -99.99  21.90 
1945 07 99.99 -99.99  22.40 
1945 08 99.99 -99.99  24.40 
1945 09 99.99 -99.99  25.10 
1945 10 99.99 -99.99  24.00 
1945 11 99.99 -99.99  24.60 
1945 12 99.99 -99.99  24.40 
1946 01 99.99 -99.99  24.70 
1946 02 99.99 -99.99  24.70 
1946 03 99.99 -99.99  24.80 
1946 04 99.99 -99.99  24.90 
1946 05 99.99 -99.99  24.30 
1946 06 99.99 -99.99  23.20 
1946 07 99.99 -99.99  21.90 
1946 08 99.99 -99.99  23.50 
1946 09 99.99 -99.99  24.70 
1946 10 99.99 -99.99  24.50 
1946 11 99.99 -99.99  25.20 
1946 12 99.99 -99.99  24.80 
1947 01 99.99 -99.99  24.50 
1947 02 99.99 -99.99  24.70 
1947 03 99.99 -99.99  24.70 
1947 04 99.99 -99.99  24.60 
1947 05 99.99 -99.99  23.10 
1947 06 99.99 -99.99  23.60 
1947 07 99.99 -99.99  21.10 
1947 08 99.99 -99.99  23.10 
1947 09 99.99 -99.99  24.20 
1947 10 99.99 -99.99  24.80 
1947 11 99.99 -99.99  24.40 
1947 12 99.99 -99.99  24.20 
1948 01 99.99 -99.99  24.80 
1948 02 99.99 -99.99  25.00 
1948 03 99.99 -99.99  24.60 
1948 04 99.99 -99.99  24.90 
1948 05 99.99 -99.99  24.20 
1948 06 99.99 -99.99  23.00 
1948 07 99.99 -99.99  23.10 
1948 08 99.99 -99.99  23.10 
1948 09 99.99 -99.99  24.60 
1948 10 99.99 -99.99  25.00 
1948 11 99.99 -99.99  25.10 
1948 12 99.99 -99.99  25.20 
1949 01 99.99 -99.99  24.40 
1949 02 99.99 -99.99  24.60 
1949 03 99.99 -99.99  25.10 
1949 05 99.99 -99.99  23.70 
1949 06 99.99 -99.99  23.50 
1949 07 99.99 -99.99  21.30 
1949 08 99.99 -99.99  23.10 
1949 10 99.99 -99.99  24.50 
1949 11 99.99 -99.99  25.00 
1949 12 99.99 -99.99  24.90 
1950 01 99.99 -99.99  24.80 
1950 02 99.99 -99.99  24.60 
1950 03 99.99 -99.99  23.90 
1950 04 99.99 -99.99  24.20 
1950 05 99.99 -99.99  23.80 
1950 06 99.99 -99.99  23.10 
1950 07 99.99 -99.99  22.20 
1950 08 99.99 -99.99  22.50 
1950 09 99.99 -99.99  25.10 
1950 10 99.99 -99.99  24.50 
1950 11 99.99 -99.99  24.70 
1950 12 99.99 -99.99  24.40 
1969 11 99.99 -99.99  21.50 
1969 12 99.99 -99.99  30.00 
1970 01 99.99 -99.99  25.60 
1970 02 99.99 -99.99  19.40 
1970 03 99.99 -99.99  25.60 
1970 05 99.99 -99.99  29.30 
1970 06 99.99 -99.99  20.10 
1970 07 99.99 -99.99  23.50 
1970 08 99.99 -99.99  26.00 
1970 09 99.99 -99.99  25.20 
1970 10 99.99 -99.99  27.40 
1970 11 99.99 -99.99  26.50 
1970 12 99.99 -99.99  21.70 
1971 01 99.99 -99.99  25.10 
1971 02 99.99 -99.99  24.90 
1971 03 99.99 -99.99  25.40 
1971 04 99.99 -99.99  24.70 
1971 05 99.99 -99.99  23.50 
1971 07 99.99 -99.99  25.20 
1971 08 99.99 -99.99  29.10 
1971 09 99.99 -99.99  26.30 
1971 10 99.99 -99.99  25.80 
1971 11 99.99 -99.99  26.20 
1971 12 99.99 -99.99  26.10 
1972 01 99.99 -99.99  30.50 
1972 02 99.99 -99.99  28.90 
1972 03 99.99 -99.99  23.70 
1972 04 99.99 -99.99  24.20 
