1973 04 -3.16 -17.00 -10.08 
1973 05 13.52    .44   6.98 
1975 02 33.29 -44.92 -39.10 
1975 03 11.42 -23.58 -17.50 
1979 10 11.15 -20.07 -15.61 
1980 02 33.52 -43.32 -38.41 
1980 10 -6.62 -14.31 -10.46 
1980 11 28.84 -38.04 -33.44 
1980 12 34.18 -40.96 -37.57 
1981 01 38.62 -45.23 -41.92 
1981 11 29.48 -37.30 -33.39 
1982 03 19.10 -33.75 -26.42 
1982 04  -.50 -10.73  -5.61 
1982 05  9.50   -.11   4.69 
1982 06 16.45   7.90  12.17 
1984 10 -9.41 -20.11 -14.76 
1985 05 12.04    . 8   6.06 
1987 12 44.40 -50.38 -47.39 
1988 09 12.03   1.01   6.52 
1989 02 29.90 -42.17 -36.03 
1989 03 10.18 -17.90 -14.04 
1991 10 -8.07 -16.76 -12.41 
1991 12 33.00 -40.16 -36.58 
1992 02 27.17 -36.80 -31.98 
1992 03 17.75 -32.99 -25.37 
1992 04  -.54 -11.20  -5.87 
1992 06 18.96   8.93  13.95 
1992 07 21.34  10.86  16.10 
1992 10 -7.25 -16.45 -11.85 
1992 11 33.91 -43.63 -38.77 
1993 01 30.96 -41.76 -36.36 
1993 02 30.72 -43.14 -36.93 
1993 03 17.48 -32.28 -24.88 
1993 04 -5.13 -20.06 -12.59 
1993 06 19.08   7.73  13.40 
1993 07 23.29  10.32  16.80 
1993 12 41.72 -48.42 -45.07 
1994 03 15.00 -31.62 -23.31 
1994 05 10.03   1.78   5.90 
1994 07 20.23   9.62  14.92 
1994 08 17.23   7.01  12.12 
1994 09 10.24   1.49   5.86 
1994 10 -3.41 -11.02  -7.21 
1994 11 26.18 -35.70 -30.94 
1994 12 41.46 -47.73 -44.59 
1995 01 34.20 -44.15 -39.17 
1995 02 22.82 -34.25 -28.53 
1995 03 17.96 -33.49 -25.73 
1995 04 -1.62 -15.12  -8.37 
1995 05  7.48  -2.26   2.61 
1995 06 20.49   9.58  15.03 
1995 07 21.80   9.99  15.89 
1995 09  9.01    .41   4.71 
1995 10 -4.02 -10.55  -7.28 
1995 11 24.02 -33.91 -28.97 
1995 12 32.32 -41.35 -36.83 
1996 01 37.37 -46.05 -41.71 
1996 02 31.25 -43.35 -37.30 
1996 04  -.93 -15.92  -8.42 
1996 05  8.82    .58   4.69 
1996 07 22.12   8.80  15.46 
1996 08 17.62   7.12  12.37 
1996 09  8.93   1.39   5.16 
1996 10 -3.77 -10.86  -7.31 
1996 11 23.24 -31.44 -27.34 
1996 12 38.24 -45.35 -41.79 
1997 01 37.18 -44.93 -41.06 
1997 02 30.01 -41.44 -35.72 
1997 03 17.65 -32.50 -25.07 
1997 04  1.66 -11.99  -5.16 
1997 05 11.08   1.57   6.32 
1997 06 18.29   7.56  12.92 
1997 08 20.39  10.22  15.30 
1997 09  7.21    .30   3.75 
1997 10 -4.33 -12.40  -8.36 
1997 11 24.30 -35.34 -29.82 
1997 12 36.38 -45.41 -40.89 
1998 02 28.71 -40.09 -34.40 
1998 03 18.77 -33.36 -26.06 
1998 04 -2.51 -17.51 -10.01 
1998 06 23.12  11.61  17.36 
1998 07 24.47  12.11  18.28 
1998 09  6.80    .45   3.62 
1998 10 -8.58 -19.57 -14.07 
1998 11 28.83 -36.83 -32.83 
1998 12 38.09 -44.52 -41.31 
1999 02 31.53 -42.74 -37.13 
1999 03 21.24 -36.91 -29.07 
1999 05 10.18    .73   5.45 
1999 06 19.08   8.88  13.98 
1999 07 22.83  11.92  17.37 
1999 08 16.96   6.41  11.69 
1999 09  9.72    .13   4.92 
1999 10 -6.89 -13.53 -10.21 
1999 11 29.56 -37.06 -33.31 
1999 12 34.72 -40.59 -37.65 
2000 01 36.84 -43.72 -40.28 
2000 02 30.23 -42.18 -36.20 
2000 03 16.31 -31.09 -23.70 
2001 02 35.25 -45.82 -40.54 
2001 03 15.61 -30.97 -23.29 
2001 04 -3.80 -17.69 -10.74 
2001 05 10.89   1.90   6.39 
2001 06 19.77   6.76  13.26 
2001 07 27.76  14.64  21.20 
2001 08 19.18   5.86  12.52 
2001 09  6.15  -2.20   1.97 
2001 10 -7.47 -16.94 -12.20 
2001 11 23.46 -31.05 -27.25 
2001 12 36.98 -43.05 -40.01 
2002 01 31.54 -38.87 -35.20 
2002 02 28.01 -39.11 -33.56 
2002 03 14.38 -30.25 -22.31 
2002 04  -.92 -13.70  -7.31 
2002 05  9.47   -.17   4.65 
2002 06 20.82   9.10  14.96 
2002 07 23.18  12.14  17.66 
2002 08 21.26   9.22  15.24 
2002 11 23.23 -29.77 -26.50 
2002 12 41.05 -46.57 -43.81 
2003 01 38.00 -45.09 -41.54 
2003 02 27.12 -38.39 -32.75 
2003 03 12.31 -26.38 -19.34 
2003 04 -2.23 -13.21  -7.72 
2003 05  6.88  -2.73   2.07 
2003 06 16.49   5.80  11.14 
2003 07 24.11  13.84  18.97 
2003 09 10.35   2.19   6.27 
2003 12 35.20 -42.43 -38.81 
2004 01 36.91 -45.64 -41.28 
2004 02 33.72 -45.84 -39.78 
2004 03 16.19 -30.57 -23.38 
2004 04 -1.31 -16.84  -9.07 
2004 05  8.20   -.58   3.80 
2004 06 15.27   5.94  10.60 
2004 09  9.50    .88   5.19 
2004 10 -8.64 -17.76 -13.20 
2004 11 22.06 -30.23 -26.14 
2004 12 42.81 -48.33 -45.57 
2005 01 39.41 -46.53 -42.97 
2005 02 33.47 -44.97 -39.22 
2005 03 17.57 -33.03 -25.30 
2005 04  2.63  -7.51  -2.44 
2005 05 10.95   1.46   6.20 
2005 06 20.77   9.42  15.09 
2005 07 21.40  11.16  16.27 
2005 08 15.99   7.53  11.76 
2005 09 12.54   1.69   7.11 
2005 10 -7.15 -13.98 -10.56 
2005 11 17.12 -25.24 -21.18 
2005 12 33.80 -40.52 -37.16 
2006 02 33.88 -43.85 -38.86 
2006 03 16.79 -32.37 -24.58 
2006 04  -.73 -12.44  -6.58 
2006 05 10.48   1.16   5.82 
2006 06 19.21   9.32  14.27 
2006 07 21.59  11.14  16.36 
2006 08 18.52   9.92  14.22 
2006 09  7.66   2.45   5.05 
2006 10 -7.57 -15.25 -11.41 
2006 11 24.84 -31.71 -28.27 
2006 12 35.29 -41.16 -38.22 
2007 01 33.39 -42.90 -38.14 
2007 02 33.75 -44.38 -39.06 
2007 03 15.13 -30.89 -23.01 
2007 04  1.56 -10.90  -4.67 
2007 05 10.76   1.30   6.03 
2007 06 19.21   9.41  14.31 
2007 07 19.02  10.90  14.96 
2007 09  9.03   1.19   5.10 
2007 10 -4.16 -10.20  -7.18 
2007 11 26.22 -34.18 -30.20 
2007 12 29.71 -37.57 -33.64 
2008 01 38.52 -45.34 -41.93 
2008 02 28.38 -39.29 -33.83 
2008 03 -8.88 -17.96 -13.42 
2008 04 -2.69 -15.56  -9.12 
2008 05 11.97   2.45   7.21 
2008 06 21.08  10.45  15.76 
2008 07 23.38  13.17  18.27 
2008 08 19.62  10.63  15.12 
2008 09  9.43   -.16   4.63 
2008 10 -3.19  -8.80  -5.99 
2008 11 26.55 -33.77 -30.16 
2008 12 40.68 -45.82 -43.25 
2009 01 32.64 -40.55 -36.59 
2009 02 36.43 -46.13 -41.28 
2009 03 14.51 -27.46 -20.98 
2009 04   .34 -13.80  -6.73 
2009 05  9.80   1.76   5.78 
2009 06 22.70  11.49  17.09 
2009 07 23.02  12.97  17.99 
2009 08 19.10   6.53  12.81 
2009 09 10.18   1.83   6.01 
2009 10 -4.66 -12.83  -8.74 
2009 11 27.64 -35.00 -31.32 
2009 12 36.04 -41.10 -38.57 
2010 01 36.32 -42.66 -39.48 
2010 02 31.80 -42.60 -37.19 
2010 03 16.50 -32.41 -24.46 
2010 04 -1.19 -14.04  -7.61 
2010 05 12.81   4.51   8.66 
2010 06 19.20   8.39  13.79 
2010 07 24.91  14.01  19.45 
2010 08 18.39   8.64  13.51 
2010 09  8.58   1.00   4.79 
2010 10 -7.54 -15.57 -11.55 
2010 11 22.23 -30.22 -26.22 
2010 12 36.15 -42.09 -39.12 
2011 01 36.58 -43.87 -40.22 
2011 02 32.80 -42.35 -37.57 
2011 03 12.55 -25.81 -19.18 
2011 04  2.00  -9.92  -3.96 
2011 05 12.10   1.54   6.82 
2011 06 18.62   9.42  14.02 
2011 07 26.07  14.19  20.12 
2011 08 21.46  10.32  15.89 
2011 09  7.81  -2.65   2.58 
2011 10 -5.70 -13.56  -9.63 
2011 11 27.12 -36.16 -31.64 
2011 12 35.37 -41.03 -38.19 
2012 01 33.28 -40.29 -36.78 
2012 02 30.93 -41.38 -36.15 
2012 03 19.45 -33.55 -26.50 
2012 04   .12 -12.22  -6.05 
2012 05 11.31   2.89   7.10 
2012 06 21.79  10.89  16.34 
2012 07 24.10  12.51  18.30 
2012 08 18.02   8.43  13.22 
2012 09 12.26   -.79   5.73 
2012 10 -3.29 -12.95  -8.12 
2012 11 26.87 -37.12 -31.99 
2012 12 36.87 -44.05 -40.46 
2013 01 41.53 -48.07 -44.80 
2013 02 32.12 -45.18 -38.65 
2013 03 14.61 -33.23 -23.92 
2013 04  1.76 -10.56  -4.40 
2013 05 15.55   2.46   9.00 
2013 06 22.03  10.47  16.25 
2013 07 22.28  12.35  17.31 
2013 08 21.07   7.77  14.42 
2013 09  9.43   -.97   4.23 
2013 10 -5.17 -14.04  -9.60 
2013 11 24.17 -34.21 -29.18 
2013 12 31.63 -37.84 -34.73 
