1988 09  23.18   6.66  14.92 
1988 10  18.69   5.63  12.16 
1988 11   4.79   -.41   2.19 
1988 12   1.96  -4.34  -1.19 
1989 03   6.64  -1.35   2.64 
1989 04  15.54   2.89   9.21 
1989 05 -99.99   3.51 -99.99 
1989 06  23.68 -99.99 -99.99 
1990 04  15.76   2.47   9.11 
1990 05  16.98   3.60  10.29 
1990 06  20.17   6.91  13.54 
1990 07  27.83  11.07  19.45 
1990 08  27.53  10.54  19.03 
1990 09  27.73   8.87  18.29 
1990 10  12.75   1.15   6.95 
1991 01   0.70 -99.99 -99.99 
1991 02   8.64   -.63   4.00 
1991 03   6.28  -2.89   1.69 
1991 04  12.70   0.43   6.56 
1991 05  14.98   3.70   9.34 
1991 06  17.91   4.80  11.35 
1991 07  26.52   9.26  17.89 
1991 08  28.55  10.63  19.59 
1991 09  24.32   6.23  15.27 
1991 10  15.95 -99.99 -99.99 
1991 11   4.58  -1.15   1.71 
1992 01   3.50  -2.55   0.47 
1992 02   7.70   -.84   3.42 
1992 03  13.50   0.58   7.04 
1992 04  14.61   2.22   8.41 
1992 05  21.97   4.94  13.45 
1992 06  24.01   8.55  16.28 
1992 07  25.87   9.47  17.67 
1992 09  19.73 -99.99 -99.99 
1994 02   2.42  -6.04  -1.81 
1994 03  11.13  -1.49   4.82 
1994 04  13.37 -99.99 -99.99 
1994 05  19.90   4.75  12.32 
1994 06  21.86   5.12  13.49 
1994 07  29.71  11.09  20.40 
1994 08  28.60   9.14  18.87 
1994 10  13.65 -99.99 -99.99 
1994 11   2.59  -4.51   -.96 
1994 12   1.85  -5.05  -1.60 
1995 01   3.17 -99.99 -99.99 
1995 02   7.04  -2.97   2.03 
1995 04  11.28   0.29   5.78 
1995 05  18.54   4.33  11.44 
1995 08  23.88 -99.99 -99.99 
1995 09  22.67   4.84  13.75 
1995 10  10.90   -.20   5.35 
1995 11   7.00   0.04   3.52 
1995 12   1.45  -4.48  -1.51 
1996 01   -.45  -7.86  -4.15 
1996 02   2.22  -6.52  -2.15 
1996 03   6.92 -99.99 -99.99 
1996 04  13.21   1.74   7.47 
1996 05  14.30   2.54   8.42 
1996 06  22.31   6.51  14.41 
1996 07  27.09   9.25  18.17 
1996 08  25.71   8.31  17.01 
1996 09  18.87   3.93  11.40 
1996 10  12.74   0.41   6.57 
1996 11   3.92 -99.99 -99.99 
1996 12   -.70 -99.99 -99.99 
1997 01   0.37 -99.99 -99.99 
1997 02   4.19  -4.90   -.35 
1997 03   8.28  -2.00   3.14 
1997 04  12.29   0.02   6.15 
1997 05  20.81   2.87  11.84 
1997 06  21.03   6.68  13.85 
1997 07  28.14  11.11  19.62 
1997 08  28.85  11.17  20.01 
1997 09  21.74   5.83  13.78 
1997 10  14.12   -.13   6.99 
1997 11   8.57 -99.99 -99.99 
1997 12   2.75  -3.96   -.60 
1998 01   3.61  -4.37   -.38 
1998 02   6.09  -1.45   2.32 
1998 03   9.78   0.16   4.96 
1998 04  15.56   0.66   8.11 
1998 05  17.37   3.96  10.66 
1998 06  21.62   7.42  14.52 
1998 07  32.25  14.29  23.27 
1998 08  30.25  11.82  21.03 
1998 09  25.50   9.17  17.33 
1998 10  12.23   1.53   6.87 
1998 11   5.90   0.62   3.26 
1998 12  -1.09  -7.03  -4.06 
1999 01   2.60  -2.36   0.11 
1999 02   3.82  -3.07   0.37 
1999 03   9.55 -99.99 -99.99 
1999 04  11.82   0.23   6.02 
1999 05  15.99   1.72   8.85 
1999 06  20.82   6.05  13.43 
1999 07  28.84   8.60  18.72 
1999 08  27.60  11.06  19.33 
1999 09  21.25   3.28  12.26 
1999 10  13.51 -99.99 -99.99 
1999 11   8.72   1.95   5.33 
1999 12   0.97  -1.91   -.46 
2000 01   0.54  -2.22   -.84 
2000 02   4.58  -1.92   1.33 
2000 03   7.87   0.58   4.23 
2000 04  14.39   2.50   8.44 
2000 05  15.74   3.98   9.85 
2000 06  24.00   9.30  16.65 
2000 07  25.80   9.57  17.68 
2000 08  27.56  10.05  18.80 
2001 03   9.21 -99.99 -99.99 
2001 04   7.60   -.28   3.66 
2001 05  19.91 -99.99 -99.99 
2001 06  18.45   5.79  12.12 
2001 07  24.74  10.36  17.54 
2001 08  28.06  11.10  19.58 
2001 09  23.86   8.46  16.16 
2001 10  12.73 -99.99 -99.99 
2001 11   9.08   1.44   5.26 
2001 12   0.50  -2.95  -1.22 
2002 02   3.95  -4.12  -0.08 
2002 08  26.33   8.68  17.51 
2002 09  22.11   6.72  14.41 
2002 10  13.07  -1.03   6.02 
2002 11   7.97  -1.48   3.24 
2002 12   3.79  -1.44   1.17 
2003 01   4.98  -1.11   1.93 
2012 05  16.95   1.96   9.45 
2012 07  27.05  10.25  18.65 
2012 11   7.25   0.23   3.74 
2013 01   1.40  -6.73  -2.66 
2013 02   3.81  -3.24   0.28 
2013 03   9.14  -2.30   3.42 
2013 04  12.22   0.29   6.25 
2013 05  18.15   4.94  11.54 
2013 06  20.78   8.39  14.59 
2013 07  28.66  12.30  20.48 
2013 08  28.77  12.12  20.44 
2013 09  22.74   9.85  16.29 
2013 10  14.23   0.60   7.41 
2013 11   5.90  -1.99   1.95 
2013 12   0.58  -6.26  -2.83 
2014 01   2.65  -3.90   -.62 
2014 02   0.28  -7.21  -3.46 
2014 03   8.37  -2.08   3.14 
2014 04  12.92   0.52   6.72 
2014 05  19.20   5.08  12.14 
