1990 08  22.84   9.85  16.35 
1990 09  21.28   4.78  13.03 
1990 10   9.58  -3.52   3.03 
1990 11  -1.98 -12.62  -7.30 
1990 12 -10.44 -22.19 -16.31 
1991 01  -8.26 -19.53 -13.89 
1991 02   2.00  -8.25  -3.12 
1991 03   1.48 -10.89  -4.70 
1991 04  13.35   -.38   6.48 
1991 05  17.48   4.17  10.82 
1991 06  20.93   9.22  15.08 
1991 07 -99.99  10.13 -99.99 
1991 08 -99.99  11.93 -99.99 
1991 09  18.71   4.08  11.40 
1991 10   6.21  -5.79   0.21 
1991 11  -2.18 -12.20  -7.19 
1991 12  -4.82 -14.98  -9.89 
1992 01  -2.71 -14.36  -8.53 
1992 02  -3.34 -13.02  -8.18 
1992 03   6.49  -4.60   0.94 
1992 04  12.45   -.75   5.85 
1992 05  16.02   2.90   9.46 
1992 07  22.55   8.87  15.70 
1992 08  22.40   7.16  14.78 
1992 09  15.38   2.48   8.93 
1992 10  10.41  -2.07   4.17 
1992 11   0.18  -7.16  -3.49 
1992 12 -13.63 -22.80 -18.21 
1993 01 -11.69 -24.08 -17.88 
1993 03   2.71  -7.79  -2.54 
1993 04 -99.99   -.14 -99.99 
1993 05  20.12 -99.99 -99.99 
1993 06  19.93 -99.99 -99.99 
1993 07  20.87   9.24  15.05 
1993 08  22.12 -99.99 -99.99 
1993 10  11.87  -1.80   5.03 
1993 11  -1.12 -10.20  -5.66 
1993 12  -2.56 -99.99 -99.99 
1994 02 -14.48 -25.69 -20.08 
1994 05  19.06 -99.99 -99.99 
1994 06  20.14 -99.99 -99.99 
1994 07  23.85  10.52  17.18 
1994 10  10.84 -99.99 -99.99 
1994 12  -7.00 -16.87 -11.94 
1995 02  -6.48 -99.99 -99.99 
1995 07  24.02   9.97  17.00 
1995 10  10.60 -99.99 -99.99 
1995 12 -11.58 -99.99 -99.99 
1996 06  20.67   9.16  14.91 
1996 07  23.31  11.02  17.16 
1996 08  25.98  10.17  18.07 
1996 09  15.06 -99.99 -99.99 
1996 10   9.28  -2.55   3.36 
1996 11  -8.97 -16.48 -12.73 
1996 12 -13.63 -99.99 -99.99 
1997 01 -12.94 -99.99 -99.99 
1997 02  -2.08 -13.08  -7.58 
1997 04   7.90 -99.99 -99.99 
1997 05  16.67   4.08  10.37 
1997 06  21.11  10.72  15.91 
1998 03   -.83 -99.99 -99.99 
1998 05  23.05 -99.99 -99.99 
1998 06  22.50   8.58  15.54 
1998 07  26.88  12.29  19.58 
1998 09  20.28   6.02  13.15 
1998 10  11.81   0.54   6.17 
1998 11  -1.70 -99.99 -99.99 
1999 02  -2.67 -13.73  -8.20 
1999 05  15.83   3.45   9.64 
1999 06  20.95   7.57  14.26 
1999 07  21.20   9.34  15.27 
1999 08  23.33 -99.99 -99.99 
1999 09  18.07   2.90  10.48 
1999 10  12.46  -1.23   5.61 
2000 02  -2.46 -16.44  -9.45 
2000 04  10.68  -2.01   4.33 
2000 05  16.77   2.76   9.76 
2000 07  23.95  11.98  17.96 
2000 08  22.47   9.50  15.98 
2000 09  17.04   4.23  10.64 
2000 10  11.80  -2.81   4.49 
2000 11   -.43 -11.57  -6.00 
2000 12 -99.99 -21.72 -99.99 
2001 02  -7.80 -20.91 -14.35 
2001 03   4.12  -8.22  -2.05 
2001 05 -99.99   4.05 -99.99 
2001 06  19.98   7.39  13.68 
2001 07  25.27  10.35  17.81 
2001 08  28.09 -99.99 -99.99 
2001 09  21.10   4.67  12.88 
2001 11   3.17  -6.14  -1.48 
2001 12  -7.11 -18.50 -12.80 
2002 02  -1.34 -12.93  -7.13 
2002 03  -7.63 -20.24 -13.93 
2002 04 -99.99  -6.34 -99.99 
2002 05  17.90   1.23   9.56 
2002 06  26.27   9.75  18.01 
2002 07  28.29  12.14  20.21 
2002 08 -99.99   8.33 -99.99 
2002 09  17.28   3.53  10.40 
2002 10   5.52  -4.73   0.39 
2002 11   3.09  -6.75  -1.83 
2002 12  -1.12 -12.91  -7.01 
2003 01  -9.12 -20.50 -14.81 
2003 02  -7.15 -17.57 -12.36 
2003 03  -2.88 -14.55  -8.71 
2003 04   9.39  -1.05   4.17 
2003 05  17.15   3.65  10.40 
2003 07  25.25  11.18  18.21 
2003 08  27.08 -99.99 -99.99 
2003 09  17.18   4.57  10.87 
2003 10  13.54   -.74   6.40 
2003 11  -2.38 -14.78  -8.58 
2003 12  -2.11 -14.67  -8.39 
2004 01 -13.00 -22.62 -17.81 
2004 02  -2.31 -14.65  -8.47 
2004 03   3.73  -7.39  -1.83 
2004 04  11.67  -1.65   5.01 
2004 06  20.37   6.42  13.39 
2004 07  23.79  10.96  17.37 
2004 08  21.10   8.03  14.56 
2004 09  15.77   4.13   9.95 
2004 10   8.37  -3.98   2.19 
2004 11   3.78  -6.30  -1.26 
2004 12  -5.13 -15.23 -10.18 
2005 01 -10.06 -20.08 -15.07 
2005 02  -3.16 -14.48  -8.82 
2005 03   1.69  -8.72  -3.51 
2005 04  12.47   0.00   6.23 
2005 05  17.75   2.68  10.21 
2005 06  18.74   9.00  13.87 
2005 08  20.61   7.08  13.84 
2005 09  16.58   3.35   9.96 
2005 10  11.56  -1.31   5.12 
2005 12  -2.47 -12.16  -7.31 
2006 01  -1.90 -10.66  -6.28 
2006 02  -4.02 -15.30  -9.66 
2006 03  -1.44 -11.08  -6.26 
2006 04  15.45   -.97   7.24 
2006 05  17.92   5.55  11.73 
2006 06  22.27   9.70  15.98 
2006 09  19.25   5.31  12.28 
2006 11  -5.41 -12.96  -9.18 
2006 12 -99.99 -14.28 -99.99 
2007 02  -8.31 -19.75 -14.03 
2007 03 -99.99  -9.93 -99.99 
2007 05  17.53   4.15  10.84 
2007 07  29.54  13.79  21.66 
2007 09  17.26   3.12  10.19 
2007 10 -99.99  -1.81 -99.99 
