1931 01 29.40  19.79  24.59 
1931 02 29.50  20.10  24.80 
1931 03 29.60  19.90  24.75 
1931 04 29.20  20.00  24.60 
1931 05 29.40  20.00  24.70 
1931 06 29.40  19.60  24.50 
1931 07 29.80  19.29  24.55 
1931 08 30.30  19.10  24.70 
1931 09 30.50  19.79  25.15 
1931 10 30.70  20.10  25.40 
1931 11 29.00  19.90  24.45 
1931 12 29.00  20.00  24.50 
1950 01 27.50  19.40  23.45 
1950 02 28.50  19.20  23.85 
1950 03 27.80  19.29  23.55 
1950 04 28.30  19.29  23.80 
1950 05 28.00  19.10  23.55 
1950 06 28.30  17.50  22.90 
1950 07 28.50  17.40  22.95 
1950 08 29.80  17.90  23.84 
1950 09 31.20  19.10  25.15 
1950 10 29.90  19.40  24.65 
1950 11 27.90  18.50  23.20 
1950 12 27.30  18.40  22.84 
1951 01 27.70  18.70  23.20 
1951 02 27.30  18.29  22.80 
1951 03 28.80  19.29  24.05 
1951 04 28.20  19.70  23.95 
1951 06 28.90  18.29  23.59 
1951 07 29.50  17.29  23.40 
1951 08 30.00  18.40  24.20 
1951 09 31.10  19.29  25.20 
1951 10 28.80  19.20  24.00 
1951 11 27.00  18.70  22.85 
1951 12 27.70  18.79  23.25 
1952 01 29.50  19.00  24.25 
1952 02 29.40  19.10  24.25 
1952 03 29.60  18.70  24.15 
1952 04 28.50  19.29  23.90 
1952 05 28.20  19.40  23.80 
1952 06 28.50  17.10  22.80 
1952 07 28.90  16.90  22.90 
1952 08 30.10  17.70  23.90 
1952 09 31.10  19.10  25.10 
1952 10 30.20  19.40  24.80 
1952 11 28.00  18.79  23.40 
1952 12 28.60  18.60  23.60 
1953 01 28.80  18.79  23.80 
1953 02 29.20  19.00  24.10 
1953 03 27.90  18.70  23.30 
1953 04 27.90  19.29  23.59 
1953 05 29.00  19.00  24.00 
1953 06 28.60  18.40  23.50 
1953 07 28.90  15.80  22.35 
1953 08 30.40  18.29  24.34 
1953 09 30.10  18.50  24.30 
1953 10 30.20  19.50  24.85 
1953 11 27.90  18.70  23.30 
1953 12 28.00  19.10  23.55 
1954 01 28.40  19.40  23.90 
1954 02 28.50  18.70  23.60 
1954 03 28.50  18.70  23.60 
1954 04 28.50  19.40  23.95 
1954 05 28.60  18.90  23.75 
1954 06 28.30  17.20  22.75 
1954 07 28.90  16.40  22.65 
1954 08 30.60  18.00  24.30 
1954 09 31.40  18.70  25.05 
1954 10 31.50  19.50  25.50 
1954 11 28.50  19.40  23.95 
1954 12 27.90  19.40  23.65 
1955 01 28.00  18.90  23.45 
1955 02 28.00  19.79  23.90 
1955 03 28.40  19.10  23.75 
1955 04 28.00  18.90  23.45 
1955 07 28.60  18.10  23.35 
1955 08 29.80  18.40  24.09 
1955 09 29.30  19.79  24.55 
1955 10 29.90  19.60  24.75 
1955 11 28.10  19.00  23.55 
1955 12 27.80  18.90  23.34 
1956 01 27.40  18.60  23.00 
1956 02 27.80  19.10  23.45 
1956 03 27.80  18.90  23.34 
1956 04 27.10  18.70  22.90 
1956 05 27.60  18.90  23.25 
1956 06 27.80  18.10  22.95 
1956 07 28.00  17.00  22.50 
1956 08 29.50  18.29  23.90 
1956 09 30.60  19.10  24.85 
1956 10 28.90  19.50  24.20 
1956 11 27.30  19.20  23.25 
1956 12 27.40  18.90  23.15 
1957 01 27.90  19.20  23.55 
1957 02 27.10  19.60  23.35 
1957 03 27.80  19.20  23.50 
1957 04 27.30  19.10  23.20 
1957 05 27.80  19.60  23.70 
1957 06 28.60  18.50  23.55 
1957 07 29.10  17.90  23.50 
1957 08 30.30  18.79  24.55 
1957 09 32.20  20.10  26.15 
1957 10 30.30  20.29  25.30 
1957 11 29.60  20.00  24.80 
1957 12 27.60  19.60  23.60 
1958 01 28.10  20.20  24.15 
1958 02 29.60  19.60  24.60 
1958 03 28.90  19.70  24.30 
1958 04 29.50  19.90  24.70 
1958 05 29.20  19.60  24.40 
1958 06 28.80  18.79  23.80 
1958 07 28.60  18.60  23.60 
1958 08 30.20  19.20  24.70 
1958 09 31.30  19.60  25.45 
1958 10 30.90  20.40  25.65 
1958 11 28.60  19.79  24.20 
1958 12 28.00  19.90  23.95 
1959 01 28.80  19.90  24.34 
1959 02 28.60  19.40  24.00 
1959 03 28.70  19.90  24.30 
1959 04 28.60  18.29  23.45 
1959 05 29.00  19.79  24.40 
1959 06 28.90  18.79  23.84 
1959 07 28.70  18.50  23.60 
1959 08 29.90  17.00  23.45 
1959 09 30.10  17.90  24.00 
1959 10 30.00  18.70  24.35 
1959 11 29.40  18.60  24.00 
1959 12 28.90  18.90  23.90 
1960 01 29.10  18.50  23.80 
1960 02 29.70  18.20  23.95 
1960 03 28.70  18.00  23.35 
1960 04 28.70  19.00  23.85 
1960 05 30.50  17.50  24.00 
1960 06 29.90  16.50  23.20 
1960 07 29.10  16.40  22.75 
1960 08 29.80 -99.99 -99.99 
1960 09 30.70  18.60  24.65 
1960 10 31.20  19.29  25.25 
1960 11 30.00  18.60  24.30 
1960 12 30.20  18.90  24.55 
