1926 01 30.00  19.40  24.70 
1926 02 30.60  18.90  24.75 
1926 03 32.80  20.60  26.70 
1926 04 29.40  20.00  24.70 
1926 05 29.40  20.60  25.00 
1926 06 32.80  23.90  28.34 
1926 07 31.10  22.80  26.95 
1926 08 30.60  23.30  26.95 
1926 09 32.20  22.80  27.50 
1926 10 33.90  23.90  28.90 
1926 11 33.30  21.70  27.50 
1926 12 31.70  18.90  25.30 
1927 01 28.30  17.20  22.75 
1927 02 29.40 -99.99 -99.99 
1927 03 27.80  17.79  22.80 
1927 04 29.40  19.40  24.40 
1927 05 28.90  21.10  25.00 
1927 06 29.40  23.30  26.34 
1927 07 29.40  22.80  26.09 
1927 08 28.30 -99.99 -99.99 
1927 09 29.40 -99.99 -99.99 
1927 10 30.60  22.80  26.70 
1927 11 30.60  23.30  26.95 
1927 12 28.90  20.00  24.45 
1928 01 27.80  17.90  22.84 
1928 02 27.30  17.90  22.59 
1928 03 26.20  19.10  22.65 
1928 04 25.10  19.50  22.30 
1928 05 27.30  20.70  24.00 
1928 06 29.70  24.70  27.20 
1928 07 29.60  24.90  27.25 
1928 08 27.90  22.80  25.34 
1928 09 29.80  23.40  26.59 
1928 10 30.10  24.90  27.50 
1928 11 29.90  22.30  26.09 
1928 12 27.40  19.50  23.45 
1929 01 28.80  19.00  23.90 
1929 02 28.40  18.40  23.40 
1929 03 25.60  18.90  22.25 
1929 04 25.40  19.10  22.25 
1929 05 25.70  20.70  23.20 
1929 06 30.90  22.90  26.90 
1929 07 29.10  25.20  27.15 
1929 08 28.40  22.90  25.65 
1929 09 29.50  20.60  25.05 
1929 10 30.10  21.30  25.70 
1929 11 30.10  20.40  25.25 
1929 12 29.50  19.40  24.45 
1930 01 26.80  18.10  22.45 
1930 02 25.80  17.40  21.59 
1930 03 25.50  18.50  22.00 
1930 04 26.80  19.00  22.90 
1930 05 25.10  17.90  21.50 
1930 06 28.50  21.80  25.15 
1930 07 29.30  23.80  26.55 
1930 08 29.00  22.90  25.95 
1930 09 29.00  23.50  26.25 
1930 10 30.10  24.00  27.05 
1930 11 30.70  23.40  27.05 
1930 12 28.70  18.90  23.80 
1936 01 31.10  18.10  24.60 
1936 02 27.60  17.60  22.60 
1936 03 29.10  18.10  23.60 
1936 04 27.60  20.40  24.00 
1936 05 28.70  22.20  25.45 
1936 06 31.40  24.00  27.70 
1936 07 29.60  17.79  23.70 
1936 08 29.30  22.90  26.09 
1936 09 30.60  25.90  28.25 
1936 10 35.59  23.00  29.30 
1936 11 30.70  21.60  26.15 
1936 12 30.70  19.20  24.95 
1937 01 29.90  17.29  23.59 
1937 02 31.40  18.79  25.09 
1937 03 30.30  17.10  23.70 
1937 04 27.90  15.40  21.65 
1937 05 31.70  17.10  24.40 
1937 06 33.09  19.90  26.50 
1937 07 31.00  23.00  27.00 
1937 08 30.10  23.80  26.95 
1937 09 30.40  22.70  26.55 
1937 10 27.10  23.60  25.35 
1937 11 32.20  21.90  27.05 
1937 12 31.20  16.29  23.75 
1958 01 26.40  18.60  22.50 
1958 02 27.60  20.50  24.05 
1958 03 28.70  20.80  24.75 
1958 04 27.80  21.30  24.55 
1958 05 28.60  21.60  25.10 
1958 06 30.60  24.60  27.60 
1958 07 29.80  24.80  27.30 
1958 08 28.20  22.80  25.50 
1958 09 28.80  22.20  25.50 
1958 10 29.90  23.80  26.84 
1958 11 29.80  23.10  26.45 
1958 12 27.60  19.50  23.55 
1959 01 27.20  17.90  22.55 
1959 02 29.00  19.50  24.25 
1959 05 26.20  21.40  23.80 
