1984 09 -1.75  -5.28  -3.51 
1984 10 -9.21 -14.29 -11.75 
1984 11 20.27 -26.97 -23.62 
1984 12 25.76 -31.63 -28.69 
1985 01 22.10 -30.58 -26.34 
1985 02 99.99 -36.80 -99.99 
1985 03 24.87 -32.90 -28.88 
1985 04 20.37 -29.88 -25.12 
1985 05 -3.68 -11.71  -7.69 
1985 08  4.13    .50   2.31 
1985 09  1.63  -3.22   -.79 
1985 10 10.54 -16.25 -13.39 
1985 11 18.04 -24.36 -21.20 
1985 12 18.81 -26.39 -22.59 
1986 01 27.00 -32.65 -29.82 
1986 02 17.79 -28.30 -23.04 
1986 03 29.26 -35.56 -32.41 
1986 04 17.25 -28.67 -22.96 
1986 05 -3.48 -11.73  -7.60 
1986 06  1.35  -2.28   -.46 
1986 07  4.31    .68   2.49 
1986 08  4.48    .76   2.62 
1986 09 -1.93  -4.78  -3.35 
1986 10 14.82 -18.32 -16.57 
1986 11 21.08 -25.68 -23.38 
1987 07  6.46 -99.99 -99.99 
1987 09   . 6 -99.99 -99.99 
1987 11 17.62 -99.99 -99.99 
1987 12 26.38 -32.36 -29.37 
1988 01 28.24 -34.43 -31.33 
1988 04 14.96 -22.91 -18.93 
1988 05 -2.47  -9.97  -6.22 
1988 06  2.81  -2.61    .10 
1988 07  7.88   1.13   4.50 
1988 08  6.15   1.44   3.79 
1989 03 29.88 -99.99 -99.99 
1989 04 13.16 -99.99 -99.99 
1989 05 -6.29 -15.92 -11.10 
1989 06  4.03  -1.55   1.24 
1990 03 24.94 -99.99 -99.99 
1990 07  6.37 -99.99 -99.99 
1990 08  4.44    .24   2.34 
1991 01 30.59 -36.66 -33.62 
1991 02 26.54 -34.83 -30.68 
1991 03 23.90 -31.26 -27.58 
1991 04 18.02 -28.27 -23.14 
1991 05 -4.15 -12.73  -8.43 
1991 07  7.09   1.27   4.18 
1991 08  5.16    .54   2.85 
1991 09   .97  -3.22  -1.12 
1991 10 -8.77 -14.15 -11.46 
1991 12 25.80 -99.99 -99.99 
1992 01 30.27 -36.13 -33.20 
1992 02 29.74 -36.32 -33.03 
1992 03 25.73 -33.07 -29.40 
1992 04 20.03 -29.75 -24.89 
1992 05 -8.22 -17.98 -13.10 
1992 06  2.30  -4.60  -1.15 
1992 07  5.48    .40   2.94 
1992 08  3.82   -.71   1.55 
1992 09   .20  -4.36  -2.08 
1992 10 -4.21 -13.35  -8.78 
1992 11 20.66 -27.64 -24.15 
1992 12 21.97 -29.55 -25.75 
1993 01 29.63 -37.09 -33.36 
1993 02 25.46 -36.34 -30.90 
1993 03 28.50 -37.71 -33.10 
1993 04 16.52 -27.43 -21.97 
1993 05 -3.25 -12.74  -7.99 
1993 06  3.97  -1.92   1.02 
1993 08  3.60   -.88   1.35 
1993 09  -.74 -99.99 -99.99 
1993 11 25.39 -99.99 -99.99 
1993 12 25.98 -35.29 -30.63 
1994 01 30.69 -39.16 -34.92 
1994 02 29.43 -37.38 -33.40 
1994 03 30.06 -38.58 -34.32 
1994 04 16.12 -27.67 -21.90 
1994 05 -1.04  -9.60  -5.33 
1994 08  3.80 -99.99 -99.99 
1994 09  -.91  -7.00  -3.95 
1994 10 -7.92 -14.29 -11.10 
1995 02 29.52 -36.71 -33.11 
1995 03 27.36 -36.62 -31.99 
1995 05 -1.60 -99.99 -99.99 
1995 10 -9.37 -99.99 -99.99 
1995 11 11.42 -99.99 -99.99 
1996 02 23.60 -99.99 -99.99 
1996 07  4.69 -99.99 -99.99 
1997 06  3.72 -99.99 -99.99 
1997 07  6.22 -99.99 -99.99 
1997 09 -2.65 -99.99 -99.99 
1997 10 -9.39 -99.99 -99.99 
1998 03 25.69 -99.99 -99.99 
1998 06  5.17 -99.99 -99.99 
1998 07  6.29 -99.99 -99.99 
1998 11 11.90 -99.99 -99.99 
1999 01 30.17 -35.48 -32.82 
1999 06  3.12  -2.17    .47 
1999 09   .58 -99.99 -99.99 
1999 10 11.32 -17.01 -14.16 
1999 11 16.11 -99.99 -99.99 
2000 01 30.50 -99.99 -99.99 
2000 02 29.14 -35.98 -32.55 
2000 03 22.86 -99.99 -99.99 
2000 04 13.63 -99.99 -99.99 
2000 05 -4.91 -15.43 -10.17 
2000 06  5.77  -2.45   1.66 
2000 08  5.11 -99.99 -99.99 
2000 09  -.78 -99.99 -99.99 
2000 10 -9.09 -99.99 -99.99 
2000 11 16.04 -24.46 -20.25 
2000 12 24.77 -32.41 -28.59 
2001 01 27.29 -34.43 -30.86 
2001 05 -3.29 -99.99 -99.99 
2001 06  3.72 -99.99 -99.99 
2001 07  5.50 -99.99 -99.99 
2001 08  3.86 -99.99 -99.99 
2001 09   .96  -4.21  -1.62 
2001 10 10.21 -99.99 -99.99 
2001 11 20.39 -99.99 -99.99 
2002 04 17.53 -99.99 -99.99 
2002 05 -2.40 -99.99 -99.99 
2002 06  3.75 -99.99 -99.99 
2002 07  5.32    . 2   2.67 
2002 08  6.09 -99.99 -99.99 
2002 09  2.02 -99.99 -99.99 
2002 10 -5.41 -99.99 -99.99 
2002 11 18.46 -99.99 -99.99 
2003 02 30.48 -36.93 -33.71 
2003 03 22.77 -32.68 -27.72 
2003 06  4.38 -99.99 -99.99 
2003 07  6.58 -99.99 -99.99 
2003 09   .50 -99.99 -99.99 
2003 10 -3.64 -99.99 -99.99 
2003 11 15.49 -99.99 -99.99 
2004 04 14.70 -99.99 -99.99 
2004 06  2.75 -99.99 -99.99 
2004 07  4.40 -99.99 -99.99 
2004 08  5.40 -99.99 -99.99 
2004 09   . 2 -99.99 -99.99 
2004 11 15.36 -99.99 -99.99 
2005 04 16.48 -99.99 -99.99 
2005 05 -2.90 -99.99 -99.99 
2005 06  4.06 -99.99 -99.99 
2005 07  7.73 -99.99 -99.99 
2005 08  7.12 -99.99 -99.99 
2005 09   .88 -99.99 -99.99 
2005 11 12.99 -20.73 -16.86 
2006 01 28.07 -34.97 -31.52 
2006 04 14.04 -24.72 -19.37 
2007 06  3.73 -99.99 -99.99 
