1926 01 24.20 -30.70 -27.45 
1926 02 27.10 -32.20 -29.65 
1926 03 12.80 -21.70 -17.25 
1926 04 -2.70 -12.90  -7.80 
1926 05  6.30 -99.99 -99.99 
1926 06  8.60 -99.99 -99.99 
1926 07 13.10 -99.99 -99.99 
1930 10   .90  -5.50  -2.30 
1930 11 -7.20 -12.20  -9.70 
1930 12 21.20 -26.50 -23.85 
1931 01 17.10 -25.00 -21.05 
1931 02 22.10 -30.90 -26.50 
1931 03 20.10 -29.70 -24.90 
1931 04 12.10 -21.20 -16.65 
1931 05  2.00  -3.60   -.79 
1931 06  8.80   2.40   5.60 
1931 07 12.50   5.20   8.85 
1931 08 10.20   4.80   7.50 
1931 09  6.30   2.00   4.15 
1931 10 -1.70  -7.20  -4.44 
1931 11 12.00 -17.60 -14.80 
1931 12 18.50 -24.40 -21.45 
1932 01 28.80 -34.70 -31.75 
1932 02 23.20 -31.90 -27.55 
1932 03 13.20 -20.90 -17.04 
1932 04 -8.60 -18.79 -13.70 
1932 05  3.50  -1.60    .95 
1932 06  5.60   -.20   2.70 
1932 07 10.40   4.19   7.30 
1932 09  6.20    .70   3.44 
1932 10  -.40  -5.50  -2.95 
1932 11 -7.50 -14.20 -10.85 
1932 12 19.10 -25.60 -22.35 
1933 01 29.00 -35.09 -32.05 
1933 02 15.60 -25.10 -20.35 
1933 03 17.29 -25.70 -21.50 
1933 04 -9.39 -18.79 -14.10 
1933 05  -.80  -7.50  -4.15 
1933 06  4.10   -.80   1.65 
1933 07 12.40   5.80   9.10 
1933 08 11.10   5.10   8.10 
1933 09  5.50    . 0   2.75 
1933 10  -.60  -6.00  -3.30 
1933 11 -8.89 -13.50 -11.20 
1933 12 20.80 -28.30 -24.55 
1934 01 22.40 -29.90 -26.15 
1934 02 26.20 -33.50 -29.85 
1934 03 22.80 -31.30 -27.05 
1934 04 -7.70 -19.40 -13.54 
1934 05 -2.70 -10.90  -6.80 
1934 06  5.40   -.20   2.60 
1934 07 10.70   3.90   7.30 
1934 08 10.70   3.80   7.25 
1934 09  3.40   -.80   1.30 
1934 10 -1.20  -6.80  -4.00 
1934 11 -7.70 -13.30 -10.50 
1934 12 21.20 -27.90 -24.55 
1935 01 28.60 -37.09 -32.84 
1935 02 26.30 -34.09 -30.20 
1935 03 21.60 -30.80 -26.20 
1935 04 -4.80 -15.80 -10.30 
1935 05 -1.00  -8.20  -4.60 
1935 06  7.10   -.30   3.40 
1935 07 12.30   5.20   8.75 
1935 08 10.80   5.10   7.95 
1935 09  7.30   2.00   4.65 
1935 10  1.30  -4.80  -1.75 
1935 11 -9.89 -16.10 -13.00 
1935 12 16.90 -22.30 -19.59 
1936 01 17.10 -27.20 -22.15 
1936 02 13.20 -23.40 -18.29 
1936 03 12.70 -21.80 -17.25 
1936 04 -3.40 -14.30  -8.85 
1936 05  -.30  -6.70  -3.50 
1936 06  6.40    .80   3.60 
1936 07 11.40   5.70   8.54 
1936 08  9.50   4.50   7.00 
1936 09  4.80    . 0   2.40 
1936 10 -4.00  -9.00  -6.50 
1936 11 13.00 -18.90 -15.95 
1936 12 21.90 -28.00 -24.95 
1937 01 27.70 -33.59 -30.65 
1937 02 24.10 -31.10 -27.60 
1937 03 -9.89 -19.10 -14.50 
1937 04 11.50 -18.50 -15.00 
1937 05  -.70  -7.30  -4.00 
1937 06  6.00   1.30   3.65 
1937 07 11.00   5.60   8.30 
1937 08  9.20   4.69   6.95 
1937 09  5.30   1.40   3.35 
1937 10 -1.30  -7.50  -4.40 
1937 11 -3.90 -10.10  -7.00 
1937 12 17.70 -26.00 -21.85 
1938 01 22.70 -29.60 -26.15 
1938 02 28.10 -34.30 -31.20 
1938 03 20.60 -31.70 -26.15 
1938 04 11.80 -22.00 -16.90 
1938 05  -.20  -7.80  -4.00 
1938 06  5.80   -.60   2.60 
1938 07  9.30   3.70   6.50 
1938 08  9.10   3.60   6.35 
1938 09  4.90   -.40   2.25 
1938 10 -1.50  -7.10  -4.30 
1938 11 -9.89 -14.90 -12.40 
1938 12 17.00 -24.00 -20.50 
1939 01 16.40 -25.30 -20.84 
1939 02 28.50 -34.20 -31.35 
1939 03 20.10 -29.80 -24.95 
1939 04 -7.30 -16.20 -11.75 
1939 05   .60  -6.70  -3.05 
1939 06  6.20   -.70   2.75 
1939 07 10.00   3.10   6.55 
1939 08  9.60   3.80   6.70 
1939 09  5.70    .40   3.05 
1939 10 -3.10  -8.89  -6.00 
1939 11 -6.60 -13.70 -10.14 
1939 12 17.90 -24.70 -21.30 
1940 01 14.20 -24.10 -19.15 
1940 02 20.50 -27.80 -24.15 
1940 03 14.00 -23.30 -18.65 
1940 04 -3.70 -13.50  -8.60 
1940 05  -.10 -10.10  -5.10 
1940 06  5.70   -.10   2.80 
1940 07 10.10   3.10   6.60 
1940 09  4.50    .20   2.34 
1978 06  2.30  -3.10   -.39 
1981 02 20.10 -28.90 -24.50 
1981 03 11.40 -19.79 -15.60 
1981 08  8.00   4.00   6.00 
1981 09  5.80   1.40   3.60 
1981 10 -2.00  -5.70  -3.85 
1983 07  7.40   2.40   4.90 
1983 08  6.30   2.50   4.40 
1995 10 -1.40  -6.87  -4.13 
1995 11 -1.83  -7.78  -4.80 
1995 12 16.07 -23.33 -19.70 
1996 01 21.02 -32.15 -26.58 
1996 02 18.07 -26.57 -22.32 
1996 03 18.79 -27.37 -23.08 
1996 04 -4.25 -12.76  -8.50 
1996 05   .24  -5.88  -2.82 
1996 06  5.40   -.37   2.51 
1996 07 10.61   4.32   7.46 
1996 08  9.62   3.80   6.71 
1996 10 -2.13  -6.52  -4.32 
1996 11 -7.25 -13.14 -10.19 
1996 12 -8.85 -17.77 -13.31 
1997 01 17.23 -24.26 -20.74 
1997 02 28.16 -33.43 -30.80 
1997 03 15.40 -22.53 -18.96 
1997 04 11.03 -19.54 -15.28 
1997 05  2.77  -3.78   -.50 
1997 06  9.17   2.18   5.67 
1997 07 11.02   4.67   7.84 
1997 08  9.97   4.07   7.02 
1997 09  4.23    .39   2.31 
1997 10  -.63  -5.08  -2.85 
1997 11 -5.88 -10.45  -8.16 
1997 12 12.55 -19.83 -16.19 
1998 01 23.56 -29.83 -26.69 
1998 02 28.35 -35.43 -31.89 
1998 03 21.12 -29.22 -25.17 
1998 04 -7.87 -16.45 -12.16 
1998 05   .69  -6.00  -2.65 
1998 06  8.37   2.33   5.35 
1998 07 11.89   6.37   9.13 
1998 08 11.28   6.33   8.80 
1998 09  8.39   3.68   6.04 
1998 10 -1.53  -5.83  -3.67 
1998 11 -5.57 -10.86  -8.21 
1998 12 10.68 -16.92 -13.80 
1999 01 22.29 -28.09 -25.19 
1999 02 26.82 -33.96 -30.39 
1999 03 14.79 -23.10 -18.94 
1999 04 -7.85 -16.70 -12.27 
1999 05 -2.74 -10.06  -6.40 
1999 06  4.19   -.50   1.84 
1999 07 11.53   5.47   8.50 
1999 08 10.44   4.28   7.35 
1999 09  5.22    .57   2.89 
1999 10 -3.19  -7.27  -5.23 
1999 11 -9.42 -13.95 -11.68 
1999 12 11.50 -18.95 -15.22 
2000 01 22.47 -29.15 -25.81 
2000 02 24.64 -31.12 -27.88 
2000 03 16.48 -25.05 -20.76 
2000 04 -5.04 -13.57  -9.30 
2000 05 -1.69  -8.59  -5.14 
2000 06  8.35    .95   4.65 
2000 07 10.81   3.89   7.35 
2000 08 11.21   5.40   8.30 
2000 09  6.12   1.95   4.03 
2000 10 -2.39  -7.25  -4.82 
2000 11 -4.94 -10.38  -7.66 
2000 12 -8.18 -13.85 -11.02 
2001 01 25.61 -30.85 -28.23 
2001 02 21.24 -28.50 -24.87 
2001 03 16.17 -22.21 -19.18 
2001 04 -9.54 -16.39 -12.96 
2001 05  -.47  -6.42  -3.44 
2001 06  6.24   1.65   3.94 
2001 07 13.69   7.38  10.53 
2001 08 11.08   6.09   8.58 
2001 09  5.45   1.74   3.59 
2001 10  -.18  -3.73  -1.95 
2001 11 -8.56 -13.49 -11.02 
2001 12 11.15 -17.16 -14.15 
2002 01 21.70 -27.55 -24.62 
2002 02 27.19 -32.68 -29.93 
2002 03 19.75 -27.87 -23.81 
2002 04 11.26 -17.93 -14.59 
2002 05  -.52  -6.83  -3.67 
2002 06  6.30    .79   3.54 
2002 07 11.51   5.18   8.34 
2002 08 11.57   5.74   8.65 
2002 09  5.84   1.64   3.74 
2002 10   .41  -3.27  -1.43 
2002 11 -6.15 -10.66  -8.40 
2002 12 11.54 -16.67 -14.10 
2003 01 13.34 -20.58 -16.95 
2003 04 10.49 -19.28 -14.88 
2003 05  1.80  -3.40   -.80 
2003 06  8.17   1.85   5.01 
2003 07 11.63   5.08   8.35 
2003 08 11.96   6.00   8.97 
2003 09  6.58   2.49   4.53 
2003 10   .69  -3.50  -1.40 
2003 11 -7.07 -11.29  -9.18 
2003 12 11.28 -17.60 -14.44 
2004 01 21.16 -26.93 -24.04 
2004 02 19.81 -25.43 -22.62 
2004 03 24.20 -30.90 -27.55 
2004 04 -9.87 -17.54 -13.70 
2004 05  2.52  -2.66    .-7 
2004 06  6.69   1.54   4.11 
2004 07 10.52   4.89   7.70 
2004 08 10.83   5.85   8.34 
2004 09  5.01    .44   2.72 
2004 10  1.20  -3.34  -1.06 
2004 11 -4.57 -10.91  -7.74 
2004 12 20.06 -23.28 -21.67 
2005 01 24.89 -30.67 -27.78 
2005 02 16.03 -25.94 -20.98 
2005 03 -8.93 -17.37 -13.15 
2005 04 -6.66 -13.09  -9.87 
2005 05   .14  -4.94  -2.40 
2005 06  5.96   1.20   3.58 
2005 07 12.29   5.71   9.00 
2005 08 10.64   5.38   8.01 
2005 09  3.99   -.13   1.93 
2005 10   .-6  -4.44  -2.25 
2005 11 -4.78 -10.52  -7.65 
2005 12 15.53 -20.32 -17.92 
2006 01 23.37 -29.66 -26.51 
2006 03 11.68 -17.52 -14.60 
2006 04 -9.17 -15.90 -12.53 
2006 06  7.57   1.89   4.73 
2006 07 13.83   7.22  10.52 
2006 08 10.54   6.91   8.72 
2006 09  6.84   2.68   4.76 
2006 10  2.09  -1.72    .18 
2006 11 -6.65 -11.10  -8.87 
2006 12 16.24 -20.56 -18.40 
2007 01 20.60 -27.14 -23.87 
2007 02 14.66 -20.70 -17.68 
2007 03 18.10 -24.06 -21.08 
2007 04 10.60 -17.32 -13.96 
2007 05 -3.43  -8.18  -5.81 
2007 06  6.56    .89   3.72 
2007 07 10.40   5.04   7.72 
2007 08 12.02   6.42   9.22 
2007 09  5.03    .70   2.86 
2007 11 -9.47 -13.60 -11.54 
2008 01 22.02 -28.89 -25.45 
2008 05  3.29  -1.49    .90 
2008 06  7.78   2.71   5.24 
2008 10 -1.53  -6.16  -3.84 
2008 11 11.00 -16.36 -13.68 
2008 12 20.23 -25.59 -22.91 
