1931 01 29.30  22.20  25.75 
1931 02 29.60  22.90  26.25 
1931 03 30.10  22.90  26.50 
1931 04 30.50  22.70  26.60 
1931 05 30.70  22.90  26.80 
1931 06 31.00  23.00  27.00 
1931 07 31.10  22.10  26.60 
1931 08 31.60  22.70  27.15 
1931 09 32.09  23.40  27.75 
1931 10 32.09  23.10  27.59 
1931 11 30.90  23.10  27.00 
1931 12 30.00  23.40  26.70 
1932 01 29.10  23.70  26.40 
1932 02 29.00  23.60  26.30 
1932 03 29.50  23.90  26.70 
1932 04 29.40  24.00  26.70 
1932 05 30.10  24.10  27.10 
1932 06 30.30  23.90  27.09 
1932 07 30.20  23.50  26.85 
1932 08 31.30  23.60  27.45 
1932 09 32.30  23.80  28.05 
1932 10 32.00  23.80  27.90 
1932 11 31.90  23.30  27.59 
1932 12 31.00  23.50  27.25 
1933 01 28.90  23.30  26.09 
1933 02 28.80  22.90  25.84 
1933 03 29.10  23.20  26.15 
1933 04 30.10  23.00  26.55 
1933 05 29.80  23.80  26.80 
1933 06 29.70  23.40  26.55 
1933 07 30.50  23.40  26.95 
1933 08 31.00  23.80  27.40 
1933 09 31.50  23.70  27.60 
1933 10 31.30  23.60  27.45 
1933 11 30.50  23.20  26.85 
1933 12 28.50  22.90  25.70 
1934 01 28.00  23.30  25.65 
1934 02 28.40  22.60  25.50 
1934 03 28.50  23.20  25.85 
1934 04 29.00  23.70  26.35 
1934 05 29.60  23.70  26.65 
1934 06 29.40  23.30  26.34 
1934 07 29.70  23.30  26.50 
1934 08 31.00  23.10  27.05 
1934 09 31.20  23.50  27.35 
1934 10 30.80  23.50  27.15 
1934 11 30.60  23.80  27.20 
1934 12 29.00  23.30  26.15 
1935 01 28.60  23.30  25.95 
1935 02 28.90  22.60  25.75 
1935 03 29.00  23.90  26.45 
1935 04 30.00  23.50  26.75 
1935 05 29.80  23.70  26.75 
1935 06 29.10  23.40  26.25 
1935 07 29.70  23.50  26.60 
1935 08 30.40  23.70  27.05 
1935 09 31.10  23.70  27.40 
1935 10 30.40  23.70  27.05 
1935 11 99.99  23.60 -99.99 
1935 12 29.70  23.90  26.80 
1936 01 28.60  22.80  25.70 
1936 02 29.00  22.80  25.90 
1936 03 29.40  24.00  26.70 
1936 04 29.10  24.40  26.75 
1936 05 29.90  24.40  27.15 
1936 06 29.80  23.40  26.59 
1936 07 30.40  23.40  26.90 
1936 08 31.30  23.80  27.55 
1936 09 32.00  24.00  28.00 
1936 10 31.50  23.90  27.70 
1936 11 30.70  24.10  27.40 
1936 12 29.70  23.90  26.80 
1937 01 28.60  23.90  26.25 
1937 02 29.00  23.90  26.45 
1937 03 29.20  24.20  26.70 
1937 04 29.20  23.90  26.55 
1937 05 29.00  24.60  26.80 
1937 06 29.40  24.40  26.90 
1937 07 30.10  24.20  27.15 
1937 08 31.10  24.60  27.85 
1937 09 32.09  24.60  28.34 
1937 10 32.00  24.60  28.30 
1937 11 31.60  24.50  28.05 
1937 12 30.70  23.70  27.20 
1938 01 28.60  23.90  26.25 
1938 02 28.50  24.30  26.40 
1938 03 28.60  24.10  26.35 
1938 04 28.70  24.30  26.50 
1938 05 29.60  24.40  27.00 
1938 06 29.60  24.20  26.90 
1938 07 29.80  23.90  26.84 
1938 08 30.70  24.30  27.50 
1938 09 31.30  24.50  27.90 
1938 10 32.00  24.50  28.25 
1938 11 31.00  24.40  27.70 
1938 12 29.80  23.90  26.84 
1939 01 28.70  23.80  26.25 
1939 02 28.50  23.40  25.95 
1939 03 28.50  23.60  26.05 
1939 04 28.10  24.10  26.10 
1939 05 29.00  24.40  26.70 
1939 06 29.20  24.20  26.70 
1939 07 29.90  23.80  26.84 
1939 08 30.70  23.90  27.30 
1939 09 31.10  24.10  27.60 
1939 10 31.60  23.50  27.55 
1939 11 31.00  23.90  27.45 
1939 12 29.80  23.90  26.84 
1940 01 29.40  22.70  26.05 
1940 02 29.40  24.10  26.75 
1940 03 29.70  24.40  27.05 
1940 04 99.99  25.00 -99.99 
1940 05 30.10  24.70  27.40 
1940 06 29.80  23.20  26.50 
1940 07 30.30  24.00  27.15 
1940 08 30.70  24.30  27.50 
1940 09 31.50  24.50  28.00 
1940 10 31.30  24.60  27.95 
1940 11 31.00  24.50  27.75 
1940 12 29.40  24.30  26.84 
1941 01 29.50  23.80  26.65 
1941 02 29.40  23.80  26.59 
1941 03 29.50  24.20  26.85 
1941 04 30.30  25.30  27.80 
1941 05 30.30  24.90  27.59 
1941 06 29.30  24.40  26.84 
1941 07 30.00  24.50  27.25 
1941 08 30.20  24.80  27.50 
1941 09 31.10  24.70  27.90 
1941 10 31.10  24.80  27.95 
1941 11 30.30  24.50  27.40 
1941 12 29.20  24.20  26.70 
1942 01 29.10  23.90  26.50 
1942 02 29.00  24.50  26.75 
1942 03 29.10  25.20  27.15 
1942 04 29.40  24.80  27.09 
1942 05 29.70  24.80  27.25 
1942 06 30.00  24.30  27.15 
1942 07 30.20  23.90  27.05 
1942 08 30.80  24.30  27.55 
1942 09 31.60  24.70  28.15 
1942 10 31.60  24.70  28.15 
1942 11 32.09  24.70  28.40 
1942 12 29.20  23.50  26.35 
1943 01 28.50  23.90  26.20 
1943 02 28.40  24.10  26.25 
1943 03 28.10  23.80  25.95 
1943 04 29.00  24.10  26.55 
1943 05 29.10  24.00  26.55 
1943 06 29.00  23.70  26.35 
1943 07 30.20  23.60  26.90 
1943 08 30.80  24.00  27.40 
1943 09 31.70  24.30  28.00 
1943 10 31.60  24.10  27.85 
1943 11 30.50  23.60  27.05 
1943 12 29.40  23.60  26.50 
1944 01 28.80  23.50  26.15 
1944 02 28.30  24.00  26.15 
1944 03 28.90  24.30  26.59 
1944 04 29.20  24.50  26.85 
1944 05 30.00  24.60  27.30 
1944 06 29.70  24.00  26.85 
1944 07 30.60  24.10  27.35 
1944 08 31.20  24.20  27.70 
1944 09 31.10  24.20  27.65 
1944 10 31.80  24.20  28.00 
1944 11 31.70  24.20  27.95 
1944 12 30.20  23.70  26.95 
1945 01 28.70  23.70  26.20 
1945 02 28.90  23.80  26.34 
1945 03 29.10  24.40  26.75 
1945 04 30.00  24.70  27.35 
1945 05 30.10  24.10  27.10 
1945 06 29.90  24.00  26.95 
1945 07 30.40  23.90  27.15 
1945 08 31.10  24.20  27.65 
1945 09 31.20  24.40  27.80 
1945 10 31.00  23.80  27.40 
1945 11 30.40  24.00  27.20 
1945 12 29.70  24.00  26.85 
1946 01 28.80  23.40  26.09 
1946 02 28.50  23.60  26.05 
1946 03 29.30  24.40  26.84 
1946 04 29.60  24.60  27.10 
1946 05 29.70  24.20  26.95 
1946 06 30.10  24.30  27.20 
1946 07 30.40  23.90  27.15 
1946 08 31.00  23.80  27.40 
1946 09 31.60  24.50  28.05 
1946 10 31.50  24.00  27.75 
1946 11 31.00  24.10  27.55 
1946 12 30.80  23.50  27.15 
1947 01 28.70  24.00  26.35 
1947 02 29.30  24.00  26.65 
1947 03 29.70  24.70  27.20 
1947 04 29.60  24.50  27.05 
1947 05 29.60  24.20  26.90 
1947 06 29.30  24.10  26.70 
1947 07 30.60  24.30  27.45 
1947 08 31.30  24.10  27.70 
1947 09 32.20  24.30  28.25 
1947 10 31.40  24.00  27.70 
1947 11 30.20  23.80  27.00 
1947 12 29.60  23.80  26.70 
1948 01 28.90  24.00  26.45 
1948 02 29.20  23.80  26.50 
1948 03 29.00  23.70  26.35 
1948 04 29.20  23.70  26.45 
1948 05 30.40  24.30  27.34 
1948 06 30.80  24.20  27.50 
1948 07 31.10  24.10  27.60 
1948 08 32.00  24.00  28.00 
1948 09 32.70  24.00  28.35 
1948 10 32.20  24.10  28.15 
1948 11 31.80  24.00  27.90 
1948 12 29.80  23.80  26.80 
1949 01 29.00  23.30  26.15 
1949 02 29.20  23.90  26.55 
1949 03 29.60  24.10  26.85 
1949 04 29.80  24.00  26.90 
1949 05 30.30  24.10  27.20 
1949 06 30.60  24.00  27.30 
1949 07 30.50  23.80  27.15 
1949 08 31.50  24.10  27.80 
1949 09 32.50  24.20  28.35 
1949 10 32.40  24.40  28.40 
1949 11 30.70  23.90  27.30 
1949 12 29.40  23.70  26.55 
1950 01 28.50  23.60  26.05 
1950 02 29.00  24.40  26.70 
1950 03 29.10  24.10  26.60 
1950 04 29.90  24.00  26.95 
1950 05 30.00  24.50  27.25 
1950 06 30.00  24.10  27.05 
1950 07 30.30  23.90  27.09 
1950 08 30.90  24.10  27.50 
1950 09 32.00  24.40  28.20 
1950 10 31.80  23.90  27.84 
1950 11 31.50  23.90  27.70 
1950 12 30.30  23.40  26.84 
1951 01 29.10  23.40  26.25 
1951 02 29.30  23.70  26.50 
1951 03 29.70  24.40  27.05 
1951 04 29.90  24.10  27.00 
1951 05 30.30  24.30  27.30 
1951 06 29.90  24.10  27.00 
1951 07 30.70  23.90  27.30 
1951 08 31.20  24.40  27.80 
1951 09 31.90  24.60  28.25 
1951 10 31.40  24.50  27.95 
1951 11 31.60  24.50  28.05 
1951 12 30.50  24.30  27.40 
1952 01 29.40  24.10  26.75 
1952 02 29.40  25.00  27.20 
1952 03 30.00  24.40  27.20 
1952 04 30.60  24.50  27.55 
1952 05 30.40  24.50  27.45 
1952 06 30.40  24.40  27.40 
1952 07 30.50  24.40  27.45 
1952 08 31.30  24.60  27.95 
1952 09 31.70  24.80  28.25 
1952 10 32.20  24.90  28.55 
1952 11 30.90  24.60  27.75 
1952 12 29.80  24.10  26.95 
1953 01 29.40  24.20  26.80 
1953 02 28.80  24.50  26.65 
1953 03 29.00  24.70  26.85 
1953 04 29.60  24.80  27.20 
1953 05 29.80  24.30  27.05 
1953 06 30.20  24.40  27.30 
1953 07 31.20  24.10  27.65 
1953 08 31.80  24.40  28.09 
1953 09 31.70  24.30  28.00 
1953 10 32.20  24.50  28.35 
1953 11 31.70  24.30  28.00 
1953 12 30.40  24.10  27.25 
1954 01 28.60  23.80  26.20 
1954 02 29.00  23.80  26.40 
1954 03 29.00  24.10  26.55 
1954 04 29.20  24.10  26.65 
1954 05 29.60  24.30  26.95 
1954 06 30.20  24.10  27.15 
1954 07 30.50  23.80  27.15 
1954 08 30.50  23.70  27.10 
1954 09 31.90  24.30  28.09 
1954 10 31.40  23.90  27.65 
1954 11 30.10  24.10  27.10 
1954 12 29.80  23.50  26.65 
1955 01 28.80  23.50  26.15 
1955 02 29.30  24.10  26.70 
1955 03 28.70  23.90  26.30 
1955 04 29.10  24.00  26.55 
1955 05 29.50  24.10  26.80 
1955 06 30.30  23.60  26.95 
1955 07 30.40  23.60  27.00 
1955 08 31.40  23.60  27.50 
1955 09 31.60  24.10  27.85 
1955 10 32.00  23.90  27.95 
1955 11 31.50  23.90  27.70 
1955 12 29.20  23.40  26.30 
1956 01 29.50  23.50  26.50 
1956 02 29.00  23.60  26.30 
1956 03 29.20  23.80  26.50 
1956 04 29.70  23.90  26.80 
1956 05 29.10  24.10  26.60 
1956 06 29.50  23.80  26.65 
1956 07 30.00  23.50  26.75 
1956 08 31.00  23.90  27.45 
1956 09 30.90  23.90  27.40 
1956 10 31.20  24.10  27.65 
1956 11 30.60  24.00  27.30 
1956 12 28.70  23.50  26.10 
1957 01 28.60  23.20  25.90 
1957 02 28.50  23.60  26.05 
1957 03 29.10  23.40  26.25 
1957 04 29.50  23.80  26.65 
1957 05 30.00  24.30  27.15 
1957 06 29.80  24.00  26.90 
1957 07 30.80  23.90  27.34 
1957 08 31.40  24.30  27.84 
1957 09 31.50  23.00  27.25 
1957 10 31.20  23.00  27.10 
1957 11 29.50  23.30  26.40 
1957 12 28.90  23.10  26.00 
1958 01 28.50  23.50  26.00 
1958 02 28.80  23.80  26.30 
1958 03 29.20  24.10  26.65 
1958 04 28.20  24.20  26.20 
1958 05 29.20  24.10  26.65 
1958 06 29.50  23.60  26.55 
1958 07 30.40  22.90  26.65 
1958 08 31.30  23.50  27.40 
1958 09 32.09  23.30  27.70 
1958 10 32.30  23.10  27.70 
1958 11 31.30  22.70  27.00 
1958 12 30.50  23.60  27.05 
1959 01 30.00  23.50  26.75 
1959 02 30.10  23.20  26.65 
1959 03 30.30  24.00  27.15 
1959 04 30.10  24.20  27.15 
1959 05 31.40  24.00  27.70 
1959 06 30.60  23.60  27.10 
1959 07 30.40  23.20  26.80 
1959 08 31.40  23.80  27.59 
1959 09 32.59  23.40  28.00 
1959 10 32.40  23.30  27.85 
1959 11 31.60  22.80  27.20 
1959 12 30.90  23.10  27.00 
1960 01 29.90  23.30  26.59 
1960 02 30.00  22.40  26.20 
1960 03 30.30  23.10  26.70 
1960 04 29.50  24.10  26.80 
1960 05 29.00  24.30  26.65 
1960 06 29.80  23.40  26.59 
1960 07 29.00  22.10  25.55 
1960 08 30.80  23.80  27.30 
1960 09 31.20  22.70  26.95 
1960 10 31.80  21.90  26.84 
1960 11 30.20  23.50  26.85 
1960 12 29.60  23.50  26.55 
1961 01 28.20  23.80  26.00 
1961 02 28.60  23.20  25.90 
1961 03 29.20  23.90  26.55 
1961 04 29.60  24.60  27.10 
1961 05 30.30  24.00  27.15 
1961 06 29.20  23.90  26.55 
1961 07 29.40  24.00  26.70 
1961 08 31.60  23.90  27.75 
1961 09 30.80  22.90  26.84 
1961 10 30.80  22.90  26.84 
1961 11 30.10  22.60  26.35 
1961 12 28.90  23.00  25.95 
1962 01 28.30  23.10  25.70 
1962 02 28.50  23.60  26.05 
1962 03 29.20  23.10  26.15 
1962 04 29.10  23.40  26.25 
1962 05 29.40  23.70  26.55 
1962 06 29.20  23.20  26.20 
1962 07 29.80  23.40  26.59 
1962 08 30.40  23.50  26.95 
1962 09 31.40  23.60  27.50 
1962 10 31.40  23.70  27.55 
1962 11 30.50  23.20  26.85 
1962 12 29.30  22.70  26.00 
1963 01 28.40  22.90  25.65 
1963 02 27.90  23.30  25.59 
1963 03 28.50  23.60  26.05 
1963 04 29.40  23.30  26.34 
1963 05 29.20  23.70  26.45 
1963 06 29.20  23.70  26.45 
1963 07 29.60  23.50  26.55 
1963 08 30.80  24.10  27.45 
1963 09 30.70  23.90  27.30 
1963 10 31.10  23.50  27.30 
1963 11 30.40  23.60  27.00 
1963 12 29.10  23.20  26.15 
1964 01 28.60  23.00  25.80 
1964 02 28.70  24.10  26.40 
1964 03 29.10  24.80  26.95 
1964 04 29.80  24.50  27.15 
1964 05 29.50  24.60  27.05 
1964 06 29.30  23.80  26.55 
1964 07 29.60  23.60  26.60 
1964 08 30.20  23.70  26.95 
1964 09 30.80  23.90  27.34 
1964 10 30.10  23.70  26.90 
1964 11 29.70  23.20  26.45 
1964 12 28.20  22.90  25.55 
1965 01 29.30  21.30  25.30 
1965 02 29.90  20.50  25.20 
1965 03 31.30  18.50  24.90 
1965 04 30.90  20.29  25.59 
1965 05 31.00  21.30  26.15 
1965 06 30.90  21.40  26.15 
1965 07 32.30  21.80  27.05 
1965 08 32.59  22.00  27.30 
1965 09 32.80  22.40  27.59 
1965 10 34.40  22.00  28.20 
1965 11 34.40  21.60  28.00 
1965 12 33.00  21.40  27.20 
1966 01 31.60  21.00  26.30 
1966 02 30.10  18.90  24.50 
1966 03 30.70  20.20  25.45 
1966 04 31.00  20.20  25.60 
1966 05 31.50  21.30  26.40 
1966 06 32.59  22.20  27.40 
1966 07 32.59  21.40  27.00 
1966 08 32.50  21.80  27.15 
1966 09 32.70  22.50  27.60 
1966 10 32.70  21.40  27.05 
1966 11 32.90  21.40  27.15 
1966 12 33.00  21.10  27.05 
1968 01 27.90  22.90  25.40 
1968 02 28.00  23.10  25.55 
1968 03 28.00  22.90  25.45 
1968 04 29.00  23.50  26.25 
1968 05 29.60  23.20  26.40 
1968 06 29.10  23.00  26.05 
1968 07 29.40  23.20  26.30 
1968 08 30.10  23.50  26.80 
1968 09 30.90  23.50  27.20 
1968 10 30.50  23.30  26.90 
1968 11 30.20  23.10  26.65 
1968 12 29.90  23.50  26.70 
1969 01 29.10  23.60  26.35 
1969 02 29.10  24.30  26.70 
1969 03 29.90  24.70  27.30 
1969 04 29.70  24.80  27.25 
1969 05 29.10  24.50  26.80 
1969 06 29.50  24.20  26.85 
1969 07 30.30  23.60  26.95 
1969 08 30.20  23.60  26.90 
1969 09 31.40  23.60  27.50 
1969 10 31.10  23.40  27.25 
1969 11 31.20  23.90  27.55 
1969 12 30.40  23.00  26.70 
1970 01 29.00  22.90  25.95 
1970 02 29.00  23.40  26.20 
1970 03 29.20  24.20  26.70 
1970 04 29.20  23.80  26.50 
1970 05 29.10  23.60  26.35 
1970 06 29.40  23.40  26.40 
1970 07 29.30  23.30  26.30 
1970 08 30.20  23.40  26.80 
1970 09 30.20  23.40  26.80 
1970 10 30.50  23.60  27.05 
1970 11 30.50  23.30  26.90 
1970 12 28.90  23.40  26.15 
1971 01 28.20  23.40  25.80 
1971 02 28.20  23.30  25.75 
1971 03 28.60  23.20  25.90 
1971 04 28.90  23.60  26.25 
1971 05 29.00  23.30  26.15 
1971 06 28.80  23.50  26.15 
1971 07 29.00  23.00  26.00 
1971 08 29.50  22.80  26.15 
1971 09 30.60  22.70  26.65 
1971 10 30.60  22.70  26.65 
1971 11 30.40  23.00  26.70 
1971 12 29.30  22.60  25.95 
1972 01 28.10  22.50  25.30 
1972 02 28.40  23.10  25.75 
1972 03 28.50  23.30  25.90 
1972 04 28.70  23.40  26.05 
1972 05 28.90  23.90  26.40 
1972 06 29.30  23.60  26.45 
1972 07 29.80  23.20  26.50 
1972 08 30.50  23.60  27.05 
1972 09 30.70  23.60  27.15 
1972 10 31.40  23.80  27.59 
1972 11 30.60  23.70  27.15 
1972 12 29.80  23.60  26.70 
1973 01 29.70  23.90  26.80 
1973 02 29.50  24.20  26.85 
1973 03 29.60  24.60  27.10 
1973 04 29.90  24.40  27.15 
1973 05 28.90  24.30  26.59 
1973 06 29.30  23.70  26.50 
1973 07 29.50  23.20  26.35 
1973 08 30.40  23.50  26.95 
1973 09 30.50  23.20  26.85 
1973 10 30.50  23.50  27.00 
1973 11 30.40  23.60  27.00 
1973 12 28.80  23.00  25.90 
1974 01 28.10  23.00  25.55 
1974 02 28.50  23.70  26.10 
1974 03 28.70  23.70  26.20 
1974 04 99.99  24.00 -99.99 
1974 05 99.99  23.60 -99.99 
1974 06 28.50  23.80  26.15 
1974 07 29.00  23.20  26.10 
1974 08 30.00  23.30  26.65 
1974 09 30.50  23.60  27.05 
1974 10 30.50  23.40  26.95 
1974 11 30.30  23.60  26.95 
1974 12 28.90  23.40  26.15 
1975 01 28.00  23.00  25.50 
1975 02 28.10  23.00  25.55 
1975 03 28.80  23.40  26.09 
1975 04 30.00  23.90  26.95 
1975 05 29.80  23.50  26.65 
1975 06 28.80  23.30  26.05 
1975 07 28.40  22.90  25.65 
1975 08 30.00  23.70  26.85 
1975 09 30.70  23.80  27.25 
1975 10 31.00  23.90  27.45 
1975 11 30.40  23.20  26.80 
1975 12 29.10  23.40  26.25 
1976 01 27.80  23.20  25.50 
1976 02 28.00  23.40  25.70 
1976 03 28.30  23.60  25.95 
1976 04 28.80  24.00  26.40 
1976 05 28.60  23.70  26.15 
1976 06 28.80  23.30  26.05 
1976 07 29.60  23.40  26.50 
1976 08 30.20  23.70  26.95 
1976 09 31.10  24.10  27.60 
1976 10 31.50  23.90  27.70 
1976 11 31.10  24.00  27.55 
1976 12 29.50  23.60  26.55 
1977 01 28.90  23.80  26.34 
1977 02 28.80  23.90  26.34 
1977 03 28.80  24.40  26.59 
1977 05 29.80  23.90  26.84 
1977 06 29.60  23.90  26.75 
1977 07 29.60  24.00  26.80 
1977 08 30.50  24.00  27.25 
1977 09 31.00  24.00  27.50 
1977 10 31.00  23.50  27.25 
1977 11 31.20  23.60  27.40 
1977 12 29.10  23.80  26.45 
1978 01 28.90  23.70  26.30 
1978 02 29.00  24.00  26.50 
1978 03 29.80  24.40  27.09 
1978 04 30.20  24.10  27.15 
1978 05 29.60  24.10  26.85 
1978 06 29.60  23.80  26.70 
1978 07 30.30  23.50  26.90 
1978 08 30.50  23.20  26.85 
1978 09 31.70  23.80  27.75 
1978 10 31.20  24.00  27.60 
1978 11 31.20  23.80  27.50 
1978 12 29.60  23.70  26.65 
1983 07 99.99  23.40 -99.99 
1983 08 31.00 -99.99 -99.99 
1984 04 29.40  22.50  25.95 
1984 05 29.10  22.40  25.75 
1984 07 29.60 -99.99 -99.99 
1984 08 30.10  23.40  26.75 
1984 09 30.60 -99.99 -99.99 
1984 10 30.30 -99.99 -99.99 
1985 01 99.99  23.40 -99.99 
1985 03 28.50  23.60  26.05 
1985 04 29.50  23.90  26.70 
1985 05 30.10  24.10  27.10 
1985 06 29.50  23.60  26.55 
1985 07 29.90  23.40  26.65 
1985 08 30.50  23.10  26.80 
1985 09 31.00 -99.99 -99.99 
1985 10 31.40  23.50  27.45 
1985 11 30.40  23.40  26.90 
1985 12 29.40  23.80  26.59 
1986 01 99.99  24.00 -99.99 
1986 02 99.99  23.50 -99.99 
1986 03 29.60  23.10  26.35 
1986 04 29.80  24.80  27.30 
1986 05 99.99  23.80 -99.99 
1986 06 99.99  23.80 -99.99 
1986 07 29.90 -99.99 -99.99 
1986 08 30.70 -99.99 -99.99 
1986 09 31.60 -99.99 -99.99 
1986 10 99.99  23.40 -99.99 
1986 12 29.10  23.90  26.50 
1987 01 99.99  24.00 -99.99 
1987 02 29.30 -99.99 -99.99 
1987 03 29.90  23.70  26.80 
1987 04 30.20  24.30  27.25 
1987 05 99.99  24.60 -99.99 
1987 06 30.30  24.40  27.34 
1987 07 30.30  24.10  27.20 
1987 09 99.99  23.60 -99.99 
1987 10 99.99  23.90 -99.99 
1987 11 31.30  24.40  27.84 
1987 12 30.50  23.50  27.00 
1988 01 29.50  23.70  26.60 
1988 02 29.70  24.20  26.95 
1988 03 29.60  24.50  27.05 
1988 04 30.10  25.20  27.65 
1988 05 99.99  24.70 -99.99 
1988 06 29.80  24.20  27.00 
1988 07 30.10 -99.99 -99.99 
1988 09 31.10 -99.99 -99.99 
1988 10 32.09  24.00  28.05 
1988 11 30.70  24.20  27.45 
1988 12 29.40 -99.99 -99.99 
1989 01 28.30  23.00  25.65 
1989 02 99.99  23.30 -99.99 
1989 03 28.60  23.60  26.10 
1989 04 29.10 -99.99 -99.99 
1989 05 29.50  24.30  26.90 
1989 06 29.80  24.10  26.95 
1989 07 30.20  23.90  27.05 
1989 08 30.80  24.20  27.50 
1989 09 32.09  24.30  28.20 
1989 10 30.80  24.00  27.40 
1989 11 99.99  23.90 -99.99 
1989 12 99.99  23.90 -99.99 
1990 01 28.20  23.30  25.75 
1990 02 28.80  24.10  26.45 
1990 03 29.10  24.10  26.60 
1990 04 29.20  24.20  26.70 
1990 05 29.50  24.20  26.85 
1990 06 29.80  23.70  26.75 
1990 07 30.30  23.60  26.95 
1990 08 31.00  23.70  27.35 
1990 09 32.30  23.90  28.09 
1990 10 33.09  23.70  28.40 
1990 11 31.40  24.00  27.70 
1990 12 29.30  24.00  26.65 
1991 01 29.10  24.00  26.55 
1991 02 29.40  24.20  26.80 
1991 03 99.99  23.80 -99.99 
1991 05 29.40 -99.99 -99.99 
1991 07 29.80  23.70  26.75 
1991 09 30.90  23.60  27.25 
1991 10 31.10  23.40  27.25 
1991 11 31.00  23.50  27.25 
1992 02 28.70  23.60  26.15 
1992 05 30.20  23.90  27.05 
1992 07 30.10  23.50  26.80 
1992 11 99.99  23.80 -99.99 
1992 12 29.60  23.60  26.60 
1993 01 28.60  23.60  26.10 
1993 02 29.30  23.90  26.59 
1993 03 29.30  23.50  26.40 
1993 04 29.80 -99.99 -99.99 
1993 05 30.00  23.90  26.95 
1993 06 30.10  24.00  27.05 
1993 07 99.99  23.90 -99.99 
1993 09 31.70  24.10  27.90 
1993 10 31.30  23.60  27.45 
1994 01 28.90  23.50  26.20 
1994 02 28.60  23.90  26.25 
1994 03 28.60 -99.99 -99.99 
1994 06 29.50 -99.99 -99.99 
1994 07 29.80  23.90  26.84 
1994 09 31.60 -99.99 -99.99 
1994 11 30.90  23.80  27.34 
1994 12 29.60  23.80  26.70 
1995 01 29.40  24.50  26.95 
1995 02 29.60  23.30  26.45 
1995 04 30.30  24.60  27.45 
1995 06 99.99  24.10 -99.99 
1995 09 99.99  24.40 -99.99 
1995 12 30.20  23.50  26.85 
1996 01 29.10  23.70  26.40 
1996 02 28.90  23.40  26.15 
1996 03 99.99  24.40 -99.99 
1996 05 29.30  24.30  26.80 
1996 06 29.40  24.20  26.80 
1996 07 99.99  23.80 -99.99 
1996 08 99.99  22.80 -99.99 
1996 10 32.09 -99.99 -99.99 
1996 11 30.60  24.50  27.55 
1997 02 28.20  23.60  25.90 
1997 03 28.90  24.20  26.55 
1997 04 29.70  24.40  27.05 
1997 05 29.40  24.40  26.90 
1997 11 31.70  24.40  28.05 
1998 01 29.20 -99.99 -99.99 
1998 02 30.30  25.40  27.84 
1998 04 99.99  25.30 -99.99 
1999 02 29.30  23.90  26.59 
1999 03 29.80  23.60  26.70 
1999 07 30.00 -99.99 -99.99 
1999 09 31.50 -99.99 -99.99 
2000 09 31.40 -99.99 -99.99 
2000 12 29.00 -99.99 -99.99 
2001 02 28.40  24.30  26.34 
2001 04 29.80 -99.99 -99.99 
2001 05 99.99  24.20 -99.99 
2001 06 29.90 -99.99 -99.99 
2001 07 30.20  23.90  27.05 
2001 09 31.40  23.80  27.59 
2001 10 31.80  23.80  27.80 
2001 11 31.30  24.10  27.70 
2001 12 31.10 -99.99 -99.99 
2002 01 29.60  23.90  26.75 
2002 08 30.90 -99.99 -99.99 
2003 01 29.40 -99.99 -99.99 
2003 08 99.99  24.50 -99.99 
2003 10 31.80  25.00  28.40 
2004 01 99.99  24.20 -99.99 
2004 03 99.99  24.60 -99.99 
2004 11 31.30  24.50  27.90 
2004 12 30.60  24.30  27.45 
