1924 01 27.70  15.79  21.74 
1924 02 26.07  15.60  20.83 
1924 03 28.02  15.55  21.78 
1924 04 26.12  14.92  20.52 
1924 05 24.47  12.58  18.52 
1924 06 25.80  11.02  18.41 
1924 07 24.29  10.07  17.18 
1924 08 25.07  10.94  18.00 
1924 09 27.15  12.20  19.67 
1924 10 29.57  13.82  21.69 
1924 11 29.35  14.68  22.01 
1924 12 30.00  15.22  22.61 
1925 01 25.00  18.00  21.50 
1925 02 25.50  14.00  19.75 
1925 03 27.50  14.00  20.75 
1925 04 27.50  14.50  21.00 
1925 05 28.50  14.00  21.25 
1925 06 27.50  12.50  20.00 
1925 07 24.50  11.00  17.75 
1925 08 26.50  11.00  18.75 
1925 09 28.50  12.00  20.25 
1925 10 30.00  13.00  21.50 
1925 11 29.50  14.50  22.00 
1925 12 28.00  13.00  20.50 
1926 01 27.40  13.20  20.29 
1926 02 28.30  13.20  20.75 
1926 03 27.00  12.60  19.79 
1926 04 27.50  12.60  20.04 
1926 05 27.50  11.30  19.40 
1926 06 27.50  11.10  19.29 
1926 07 27.70  11.10  19.40 
1926 08 26.60  11.30  18.95 
1926 09 27.30  11.60  19.45 
1926 10 28.10  11.70  19.90 
1926 11 29.80   9.60  19.70 
1926 12 29.40   8.80  19.10 
1927 01 27.70  19.00  23.35 
1927 02 28.90  15.50  22.20 
1927 03 26.60  16.29  21.45 
1927 04 26.20  15.00  20.60 
1927 05 26.60  14.30  20.45 
1927 06 25.90  12.20  19.04 
1927 07 25.80  10.60  18.20 
1927 08 26.50  12.90  19.70 
1927 09 27.40  12.80  20.10 
1927 10 28.90  14.80  21.85 
1927 11 30.80  14.40  22.59 
1927 12 27.90  16.70  22.30 
1928 01 29.00  13.00  21.00 
1928 02 28.40  14.80  21.60 
1928 03 27.40  15.00  21.20 
1928 04 28.00  15.60  21.80 
1928 05 27.20  15.60  21.40 
1928 06 26.50  13.80  20.15 
1928 07 23.50  10.20  16.85 
1928 08 26.10  11.60  18.85 
1928 09 28.40  13.20  20.80 
1928 10 29.70  13.60  21.65 
1928 11 30.20  14.00  22.10 
1928 12 28.60  15.70  22.15 
1929 01 28.30  15.20  21.75 
1929 02 29.90  14.50  22.20 
1929 03 26.50  15.50  21.00 
1929 04 25.90  15.10  20.50 
1929 05 26.40  16.00  21.20 
1929 06 26.60  15.60  21.10 
1929 07 26.50  14.90  20.70 
1929 08 26.20  15.80  21.00 
1929 09 28.40  15.20  21.80 
1929 10 30.60  15.60  23.10 
1929 11 31.00  16.00  23.50 
1929 12 29.80  16.50  23.15 
1930 01 27.00  15.80  21.40 
1930 02 26.70  15.90  21.30 
1930 03 27.40  15.30  21.35 
1930 04 26.30  15.90  21.09 
1930 05 26.30  13.60  19.95 
1930 06 26.50  15.40  20.95 
1930 07 26.30  14.90  20.59 
1930 08 26.50  14.00  20.25 
