1949 01 99.99 -99.99  27.50 
1949 02 99.99 -99.99  27.70 
1949 03 99.99 -99.99  27.80 
1949 04 99.99 -99.99  26.50 
1949 05 99.99 -99.99  24.90 
1949 06 99.99 -99.99  23.10 
1949 07 99.99 -99.99  22.50 
1949 08 99.99 -99.99  22.80 
1949 09 99.99 -99.99  23.50 
1949 10 99.99 -99.99  25.70 
1949 11 99.99 -99.99  27.90 
1949 12 99.99 -99.99  26.00 
1950 01 99.99 -99.99  27.60 
1950 02 99.99 -99.99  27.40 
1950 03 99.99 -99.99  26.90 
1950 04 99.99 -99.99  26.70 
1950 05 99.99 -99.99  24.10 
1950 06 99.99 -99.99  23.20 
1950 07 99.99 -99.99  22.70 
1950 08 99.99 -99.99  23.00 
1950 09 99.99 -99.99  23.40 
1950 10 99.99 -99.99  25.20 
1950 11 99.99 -99.99  26.90 
1950 12 99.99 -99.99  27.60 
1951 01 99.99 -99.99  27.80 
1951 02 99.99 -99.99  27.60 
1951 03 99.99 -99.99  27.20 
1951 04 99.99 -99.99  26.20 
1951 05 99.99 -99.99  24.60 
1951 06 99.99 -99.99  23.60 
1951 07 99.99 -99.99  22.30 
1951 08 99.99 -99.99  23.20 
1951 09 99.99 -99.99  24.40 
1951 10 99.99 -99.99  26.40 
1951 11 99.99 -99.99  27.80 
1951 12 99.99 -99.99  28.00 
1952 01 99.99 -99.99  28.40 
1952 02 99.99 -99.99  28.40 
1952 03 99.99 -99.99  28.30 
1952 04 99.99 -99.99  26.60 
1952 05 99.99 -99.99  24.90 
1952 06 99.99 -99.99  23.40 
1952 07 99.99 -99.99  22.90 
1952 08 99.99 -99.99  23.20 
1952 09 99.99 -99.99  24.70 
1952 10 99.99 -99.99  26.30 
1952 11 99.99 -99.99  26.80 
1952 12 99.99 -99.99  28.20 
1953 01 99.99 -99.99  28.60 
1953 02 99.99 -99.99  28.80 
1953 03 99.99 -99.99  27.40 
1953 04 99.99 -99.99  27.00 
1953 05 99.99 -99.99  25.20 
1953 06 99.99 -99.99  23.40 
1953 07 99.99 -99.99  22.40 
1953 08 99.99 -99.99  22.70 
1953 09 99.99 -99.99  23.70 
1953 10 99.99 -99.99  25.40 
1953 11 99.99 -99.99  28.40 
1953 12 99.99 -99.99  28.30 
1954 01 99.99 -99.99  28.00 
1954 02 99.99 -99.99  27.80 
1954 03 99.99 -99.99  27.30 
1954 04 99.99 -99.99  26.60 
1954 05 99.99 -99.99  24.80 
1954 06 99.99 -99.99  22.60 
1954 07 99.99 -99.99  22.40 
1954 08 99.99 -99.99  23.00 
1954 09 99.99 -99.99  24.20 
1954 10 99.99 -99.99  26.30 
1954 11 99.99 -99.99  27.80 
1954 12 99.99 -99.99  28.90 
1955 01 99.99 -99.99  28.50 
1955 02 99.99 -99.99  28.50 
1955 03 99.99 -99.99  27.20 
1955 04 99.99 -99.99  26.10 
1955 05 99.99 -99.99  25.00 
1955 06 99.99 -99.99  23.20 
1955 07 99.99 -99.99  23.10 
1955 08 99.99 -99.99  22.70 
1955 09 99.99 -99.99  23.90 
1955 10 99.99 -99.99  26.20 
1955 11 99.99 -99.99  27.80 
1955 12 99.99 -99.99  28.40 
1956 01 30.20  22.90  26.55 
1956 02 30.70  23.30  27.00 
1956 03 30.80  23.10  26.95 
1956 04 29.30  22.00  25.65 
1956 05 28.80  19.90  24.34 
1956 06 27.60  17.90  22.75 
1956 07 26.60  16.00  21.30 
1956 08 27.60  16.50  22.05 
1956 09 28.30  18.29  23.30 
1956 10 29.20  20.00  24.60 
1956 11 30.80  22.90  26.84 
1956 12 31.40  23.60  27.50 
1957 01 31.00  23.80  27.40 
1957 02 30.50  23.40  26.95 
1957 03 30.50  22.80  26.65 
1957 04 29.60  21.80  25.70 
1957 05 28.70  19.50  24.10 
1957 06 27.00  17.00  22.00 
1957 07 26.80  16.60  21.70 
1957 08 27.30  17.50  22.40 
1957 09 28.70  18.90  23.80 
1957 10 30.50  21.70  26.10 
1957 11 32.09  23.70  27.90 
1957 12 31.40  23.60  27.50 
1958 01 31.40  24.20  27.80 
1958 02 31.60  24.10  27.85 
1958 03 30.70  23.00  26.85 
1958 04 30.70  22.40  26.55 
1958 05 29.40  19.29  24.34 
1958 06 27.50  18.29  22.90 
1958 07 26.60  16.79  21.70 
1958 08 27.60  17.60  22.60 
1958 09 29.10  19.40  24.25 
1958 10 30.40  21.60  26.00 
1958 11 31.80  24.10  27.95 
1958 12 31.70  24.00  27.85 
1959 01 30.80  23.40  27.09 
1959 02 31.10  25.90  28.50 
1959 03 31.30  22.80  27.05 
1959 04 30.40  21.60  26.00 
1959 05 30.00  19.60  24.80 
1959 06 28.30  18.00  23.15 
1959 07 26.80  17.50  22.15 
1959 08 27.30  17.40  22.34 
1959 09 28.80  18.79  23.80 
1959 10 29.70  19.79  24.75 
1959 11 30.90  22.70  26.80 
1959 12 32.40  24.50  28.45 
1960 01 31.40  23.30  27.34 
1960 02 31.60  23.40  27.50 
1960 03 30.80  22.50  26.65 
1960 04 30.40  21.40  25.90 
1960 05 29.20  18.90  24.05 
1960 06 28.00  18.60  23.30 
1960 07 26.60  16.50  21.55 
1960 08 27.60  17.10  22.35 
1960 09 29.00  18.90  23.95 
1960 10 30.00  20.90  25.45 
1960 11 31.20  22.40  26.80 
1960 12 31.80  24.20  28.00 
1961 01 32.20  24.20  28.20 
1961 02 32.00  23.50  27.75 
1961 03 31.00  23.50  27.25 
1961 04 30.60  23.00  26.80 
1961 05 29.40  20.00  24.70 
1961 06 28.20  17.79  23.00 
1961 07 27.40  18.60  23.00 
1961 08 27.60  17.00  22.30 
1961 09 28.50  17.90  23.20 
1961 10 30.30  21.70  26.00 
1961 11 30.90  22.60  26.75 
1961 12 30.50  23.30  26.90 
1962 01 31.50  23.90  27.70 
1962 02 31.80  23.40  27.59 
1962 03 31.50  23.00  27.25 
1962 04 30.40  22.40  26.40 
1962 05 27.90  18.60  23.25 
1962 06 27.80  16.40  22.09 
1962 07 27.30  16.40  21.84 
1962 08 28.00  17.60  22.80 
1962 09 28.50  17.90  23.20 
1962 10 30.00  21.00  25.50 
1962 11 31.20  23.20  27.20 
1962 12 31.80  23.80  27.80 
1963 01 31.00  22.90  26.95 
1963 02 31.30  23.40  27.34 
1963 03 30.20  22.60  26.40 
1963 04 30.00  21.30  25.65 
1963 05 28.10  18.00  23.05 
1963 06 27.20  16.20  21.70 
1963 07 27.70  16.40  22.05 
1963 08 27.50  15.20  21.35 
1963 09 28.70  17.60  23.15 
1963 10 29.70  20.29  25.00 
1963 11 29.80  22.20  26.00 
1963 12 31.90  23.10  27.50 
1964 01 32.00  23.30  27.65 
1964 02 31.80  23.40  27.59 
1964 03 31.30  22.50  26.90 
1964 04 30.00  20.70  25.35 
1964 05 28.60  18.20  23.40 
1964 06 27.10  16.50  21.80 
1964 07 26.00  15.50  20.75 
1964 08 27.00  15.30  21.15 
1964 09 28.00  17.20  22.60 
1964 10 29.60  19.79  24.70 
1964 11 31.10  22.10  26.60 
1964 12 31.70  23.20  27.45 
1965 01 30.50  22.60  26.55 
1965 02 30.90  22.70  26.80 
1965 03 29.80  22.30  26.05 
1965 04 29.50  20.10  24.80 
1965 05 28.10  17.70  22.90 
1965 06 26.80  14.90  20.84 
1965 07 26.70  15.20  20.95 
1965 08 27.60  15.80  21.70 
1965 09 28.30  16.79  22.55 
1965 10 29.20  19.00  24.10 
1965 11 30.40  21.50  25.95 
1965 12 31.60  23.00  27.30 
1966 01 32.30  23.20  27.75 
1966 02 32.30  23.00  27.65 
1966 03 31.40  21.40  26.40 
1966 04 30.40  21.00  25.70 
1966 05 28.80  18.10  23.45 
1966 06 27.70  17.10  22.40 
1966 07 27.30  16.20  21.75 
1966 08 27.90  16.10  22.00 
1966 09 29.00  18.29  23.65 
1966 10 29.70  19.50  24.60 
1966 11 30.40  21.40  25.90 
1966 12 32.30  22.50  27.40 
1967 01 32.09  23.40  27.75 
1967 02 32.09  22.80  27.45 
1967 03 31.80  22.60  27.20 
1967 04 30.80  21.50  26.15 
1967 05 30.10  19.50  24.80 
1967 06 28.80  17.79  23.30 
1967 07 27.10  17.20  22.15 
1967 08 27.40  16.50  21.95 
1967 09 28.40  17.50  22.95 
1967 10 30.40  20.90  25.65 
1967 11 30.90  21.50  26.20 
1967 12 31.10  22.50  26.80 
1968 01 30.80  23.00  26.90 
1968 02 31.00  22.30  26.65 
1968 03 29.90  21.80  25.84 
1968 04 29.30  20.00  24.65 
1968 05 28.80  17.60  23.20 
1968 06 26.80  15.20  21.00 
1968 07 26.70  14.60  20.65 
1968 08 27.60  14.90  21.25 
1968 09 28.20  17.40  22.80 
1968 10 29.30  20.10  24.70 
1968 11 30.30  21.00  25.65 
1968 12 31.00  22.60  26.80 
1969 01 32.00  23.20  27.60 
1969 02 32.80  23.00  27.90 
1969 03 32.20  22.20  27.20 
1969 04 30.50  21.70  26.10 
1969 05 29.40  18.40  23.90 
1969 06 27.60  16.00  21.80 
1969 07 27.60  16.10  21.85 
1969 08 27.30  16.60  21.95 
1969 09 28.40  17.00  22.70 
1969 10 31.00  21.00  26.00 
1969 11 30.80  22.00  26.40 
1969 12 32.20  23.10  27.65 
1970 01 31.00  22.40  26.70 
1970 02 31.80  22.70  27.25 
1970 03 31.40  21.60  26.50 
1970 04 29.50  19.50  24.50 
1970 05 29.20  17.79  23.50 
1970 06 28.30  16.40  22.34 
1970 07 27.90  15.80  21.85 
1970 08 28.40  16.10  22.25 
1970 09 29.40  17.79  23.59 
1970 10 30.20  19.90  25.05 
1970 11 31.90  22.80  27.34 
1970 12 31.60  22.50  27.05 
