1988 10 11.50  -4.02   3.74 
1988 11 -4.71 -14.44  -9.57 
1988 12 -4.75 -15.24  -9.99 
1989 02 -6.96 -22.21 -14.58 
1989 04 10.46 -99.99 -99.99 
1989 06 20.82   7.25  14.03 
1989 09 15.20   2.23   8.71 
1989 10  6.97  -3.19   1.88 
1989 11 -2.30 -14.60  -8.45 
1989 12 -3.42 -12.50  -7.96 
1990 02 -7.57 -21.94 -14.75 
1990 03  5.32  -8.82  -1.74 
1990 04  8.22  -3.45   2.38 
1990 05 99.99   1.83 -99.99 
1990 06 18.91   5.88  12.39 
1990 07 23.23   6.81  15.02 
1990 08 20.79   7.60  14.19 
1990 09 19.02   4.00  11.51 
1990 11 -8.72 -20.72 -14.71 
1990 12 -9.60 -23.50 -16.54 
1991 01 -7.40 -19.60 -13.50 
1991 02  1.54  -8.39  -3.42 
1991 04 14.16  -2.86   5.65 
1991 05 17.82   2.22  10.01 
1991 06 18.12   4.96  11.54 
1991 08 22.40 -99.99 -99.99 
1991 09 16.62   4.09  10.35 
1991 10  5.02  -5.77   -.37 
1991 12 -3.68 -13.69  -8.68 
1992 04  9.97  -3.97   3.00 
1992 05 15.34    .41   7.87 
1992 06 21.06   7.28  14.17 
1992 10  6.70  -3.93   1.38 
1992 12 99.99 -24.82 -99.99 
1993 01 -7.09 -21.06 -14.07 
1993 02 -3.50 -14.46  -8.97 
1993 05 17.24   2.81  10.02 
1993 10 10.50  -1.73   4.38 
1993 11   .38  -9.62  -4.62 
1993 12 -1.35 -11.39  -6.37 
1994 01 13.90 -23.02 -18.45 
1994 02 14.74 -26.46 -20.59 
1994 05 16.84   1.84   9.34 
1994 06 19.15   6.41  12.78 
1994 08 21.81 -99.99 -99.99 
1994 10  8.54  -2.02   3.26 
1994 11 -3.55 -13.43  -8.49 
1994 12 -6.61 -18.29 -12.45 
1995 02 -6.04 -18.61 -12.32 
1995 03  -.79 -14.97  -7.88 
1995 05 18.67   1.17   9.92 
1995 06 20.31   6.52  13.41 
1995 09 18.86   2.28  10.57 
1995 11 -7.38 -14.53 -10.95 
1995 12 11.44 -20.60 -16.02 
1996 02 -3.19 -17.00 -10.09 
1996 05 10.89  -1.34   4.77 
1996 06 17.93   4.55  11.24 
1996 07 20.50   7.57  14.03 
1996 09 12.50   1.02   6.76 
1996 10  5.65  -5.77    .-5 
1996 11 -7.29 -15.23 -11.26 
1996 12 12.94 -25.56 -19.25 
1997 01 11.44 -23.34 -17.39 
1997 02 -1.63 -12.54  -7.08 
1997 03 -2.55 -15.02  -8.78 
1997 05 15.15 -99.99 -99.99 
1997 06 18.50   5.62  12.06 
1997 08 20.69   7.27  13.98 
1997 09 14.98   3.50   9.24 
1997 10  4.40  -4.00    .20 
1997 11   .10  -8.58  -4.23 
1997 12  -.26  -8.79  -4.52 
1998 01 15.58 -25.32 -20.45 
1998 02 -1.38 -14.36  -7.87 
1998 03   .38 -11.74  -5.68 
1998 05 21.35   3.59  12.47 
1998 06 20.45   5.84  13.15 
1998 08 22.38   6.53  14.45 
1998 10  6.76  -2.36   2.19 
1998 11 -3.95 -12.20  -8.07 
1998 12 -9.39 -19.18 -14.28 
1999 01 12.45 -23.87 -18.16 
1999 03  2.98 -11.16  -4.09 
1999 04  9.63  -3.02   3.30 
1999 06 17.65   4.44  11.04 
1999 07 20.31   5.46  12.88 
1999 08 21.95   6.44  14.19 
1999 11  -.60 -10.53  -5.56 
1999 12 -1.50 -11.75  -6.62 
2000 01 -9.89 -21.08 -15.48 
2000 02 -1.39 -16.57  -8.97 
2000 03  2.56  -9.06  -3.25 
2000 05 12.21  -1.32   5.44 
2000 06 18.59   4.90  11.74 
2000 08 17.04   5.48  11.26 
2000 09 14.60   2.70   8.65 
2000 11   .82  -8.66  -3.91 
2001 01  1.83 -99.99 -99.99 
2001 02 -5.30 -18.84 -12.07 
2001 03  1.61 -10.71  -4.55 
2001 04  8.27  -3.55   2.36 
2001 05 14.57   1.16   7.86 
2001 07 99.99   7.28 -99.99 
2001 08 21.23   7.53  14.38 
2001 11 -2.43  -9.18  -5.80 
2001 12 -9.50 -20.67 -15.08 
2002 01 -7.03 -19.34 -13.18 
2002 02  -.42 -12.96  -6.69 
2002 03 -6.81 -21.15 -13.98 
2002 04  3.83  -9.28  -2.72 
2002 05 12.39  -1.48   5.45 
2002 06 20.72   5.90  13.31 
2002 08 19.12   6.65  12.89 
2002 09 99.99   1.82 -99.99 
2002 10  6.62  -4.10   1.26 
2002 11  1.73  -6.80  -2.53 
2002 12 -1.87 -10.37  -6.12 
2003 01 -7.39 -17.31 -12.35 
2003 03 -3.21 -17.18 -10.19 
2003 05 99.99    .71 -99.99 
2003 06 18.90   5.41  12.15 
2003 08 19.45   5.60  12.53 
2003 09 14.13   2.17   8.14 
2003 11 -3.57 -13.17  -8.37 
2003 12 -4.96 -15.13 -10.05 
2004 01 14.31 -23.63 -18.96 
2004 02  -.31 -13.90  -7.10 
2004 03  2.40 -10.57  -4.08 
2004 04 10.47  -3.77   3.35 
2004 05 13.12   -.57   6.27 
2004 06 21.38   6.32  13.85 
2004 07 22.18   8.82  15.50 
2004 09 11.02   1.85   6.43 
2004 10  5.95  -4.53    .70 
2004 11  2.22  -6.50  -2.13 
2004 12 -5.60 -15.10 -10.35 
2005 01 11.47 -23.20 -17.33 
2005 02   .93 -12.82  -5.94 
2005 03  4.02  -7.44  -1.71 
2005 04 10.77  -2.72   4.02 
2005 05 17.57   1.65   9.60 
2005 06 18.07   5.95  12.01 
2005 08 19.00   5.72  12.36 
2005 09 14.38   2.25   8.31 
2005 10  7.96  -3.13   2.41 
2005 11  1.70  -6.80  -2.55 
2005 12 -2.18 -11.47  -6.82 
2006 01 -6.21 -16.85 -11.53 
2006 02 -2.52 -16.20  -9.36 
2006 03 -4.44 -16.53 -10.49 
2006 04 12.57  -3.69   4.43 
2006 05 16.44   1.30   8.87 
2006 06 22.14   4.83  13.48 
2006 08 21.23   3.52  12.37 
2006 09 16.48   2.57   9.52 
2006 10  7.26  -4.87   1.19 
2006 11 12.40 -22.45 -17.42 
2006 12  -.89 -12.24  -6.56 
2007 01 -1.97 -13.60  -7.78 
2007 02 11.12 -21.37 -16.24 
2007 04  5.59  -5.87   -.13 
2007 05 14.68   -.10   7.29 
2007 06 20.04   4.87  12.45 
2007 08 17.45   4.89  11.17 
2007 09 13.93    .45   7.19 
2007 12 -9.14 -20.61 -14.88 
2008 01 -9.31 -21.90 -15.60 
2008 02 -5.56 -21.11 -13.33 
2008 05 16.40 -99.99 -99.99 
2008 06 20.23   5.05  12.64 
2008 08 21.08 -99.99 -99.99 
2008 09 16.66   3.03   9.84 
2008 11  -.48 -10.40  -5.43 
2008 12 11.75 -22.17 -16.95 
2009 01 -8.38 -19.71 -14.04 
2009 02 -5.20 -18.29 -11.74 
2009 06 20.04   4.41  12.23 
2009 09 17.23   5.18  11.20 
2009 11  -.32  -8.58  -4.44 
2010 01 -8.38 -18.91 -13.64 
2010 02 -3.11 -15.36  -9.23 
2010 03  4.06  -7.53  -1.73 
2010 05 14.27 -99.99 -99.99 
2010 07 22.39 -99.99 -99.99 
2011 03 -5.96 -16.25 -11.10 
2011 09 17.37   4.69  11.03 
2012 01 -5.19 -14.95 -10.07 
2012 04  8.33  -3.71   2.31 
2012 06 18.71   6.72  12.71 
2012 09 20.54   3.46  12.00 
2012 10  1.82  -6.25  -2.21 
2012 11 -8.43 -16.10 -12.26 
2012 12 12.35 -23.56 -17.95 
2013 01 -7.29 -16.07 -11.68 
2013 02  1.19 -10.80  -4.80 
2013 04  4.04  -7.41  -1.68 
2013 07 20.87   7.15  14.01 
