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   .70 -99.99 -99.99 
1991 02  8.64   -.63   4.00 
1991 03  6.28  -2.89   1.69 
1991 04 12.70    .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    .47 
1992 02  7.70   -.84   3.42 
1992 03 13.50    .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    .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    . 4   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    .41   6.57 
1996 11  3.92 -99.99 -99.99 
1996 12  -.70 -99.99 -99.99 
1997 01   .37 -99.99 -99.99 
1997 02  4.19  -4.90   -.35 
1997 03  8.28  -2.00   3.14 
1997 04 12.29    . 2   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    .16   4.96 
1998 04 15.56    .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    .62   3.26 
1998 12 -1.09  -7.03  -4.06 
1999 01  2.60  -2.36    .11 
1999 02  3.82  -3.07    .37 
1999 03  9.55 -99.99 -99.99 
1999 04 11.82    .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   .97  -1.91   -.46 
2000 01   .54  -2.22   -.84 
2000 02  4.58  -1.92   1.33 
2000 03  7.87    .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   .50  -2.95  -1.22 
2002 02  3.95  -4.12    .-8 
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    .23   3.74 
2013 01  1.40  -6.73  -2.66 
2013 02  3.81  -3.24    .28 
2013 03  9.14  -2.30   3.42 
2013 04 12.22    .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    .60   7.41 
2013 11  5.90  -1.99   1.95 
2013 12   .58  -6.26  -2.83 
2014 01  2.65  -3.90   -.62 
2014 02   .28  -7.21  -3.46 
2014 03  8.37  -2.08   3.14 
2014 04 12.92    .52   6.72 
2014 05 19.20   5.08  12.14 
