1997 05 16.52   5.41  10.96 
1997 06 18.37   9.10  13.74 
1997 07 18.35  10.96  14.65 
1997 08 19.87  10.71  15.29 
1997 09 16.01   7.67  11.84 
1997 10  8.35   2.23   5.29 
1997 11  5.82    .52   3.17 
1997 12  4.25    .68   2.46 
1998 01  -.95  -6.62  -3.78 
1998 02  6.56    . 4   3.30 
1998 03  6.32  -1.65   2.33 
1998 04  9.66   2.65   6.15 
1998 05 15.28   6.27  10.77 
1998 06 19.85   8.85  14.35 
1998 07 19.32  10.45  14.88 
1998 08 16.43   9.16  12.79 
1998 09 13.47   7.08  10.27 
1998 10  9.66   3.60   6.63 
1998 11  4.58  -1.55   1.51 
1998 12   .21  -4.29  -2.04 
1999 01   .-6  -5.10  -2.58 
1999 02  2.19  -4.30  -1.05 
1999 03  4.98  -2.11   1.43 
1999 04  8.03   1.32   4.67 
1999 05 11.30   3.89   7.59 
1999 06 17.10   8.34  12.72 
1999 07 19.07  10.24  14.65 
1999 08 18.15   9.95  14.04 
1999 09 12.06   7.99  10.02 
1999 10  8.05   4.84   6.44 
1999 11  4.19    .78   2.48 
1999 12  3.98    .70   2.33 
2000 01  -.36  -5.03  -2.69 
2000 02  3.60  -2.79    .40 
2000 03  5.11    .27   2.69 
2000 04  8.00   1.20   4.60 
2000 05 13.18   4.44   8.81 
2000 06 16.40   8.13  12.26 
2000 07 16.84   9.93  13.39 
2000 08 16.90   9.02  12.96 
2000 09 13.03   6.79   9.91 
2000 10  8.41   3.50   5.95 
2000 11  5.52   1.67   3.59 
2000 12  2.29  -2.15    . 6 
2001 01  4.67   1.04   2.86 
2001 02  2.67  -4.92  -1.12 
2001 03  3.89  -1.79   1.05 
2001 04  9.18    .77   4.97 
2001 05 11.01   4.01   7.51 
2001 06 16.89   8.76  12.82 
2001 07 16.45  10.05  13.25 
2001 08 18.70  10.28  14.49 
2001 09 13.33   7.84  10.58 
2001 10  8.20   3.73   5.96 
2001 11  3.31  -1.30   1.00 
2001 12   .49  -3.16  -1.33 
2002 01  1.96  -2.34   -.19 
2002 02  2.53  -2.43    . 4 
2002 03  2.59  -5.50  -1.45 
2002 04  8.09  -2.00   3.04 
2002 05 12.83   4.86   8.84 
2002 06 17.18   9.04  13.11 
2002 07 16.15   9.62  12.88 
2002 08 16.01  10.09  13.05 
2002 09 13.29   7.59  10.44 
2002 10  9.49   5.45   7.47 
2002 11  7.31   3.12   5.21 
2002 12  2.76  -1.44    .66 
2003 01  3.06  -1.89    .58 
2003 02  3.38  -1.76    .81 
2003 03  3.56  -3.41    . 7 
2003 04 11.96    .85   6.40 
2003 05 14.23   4.14   9.18 
2003 06 16.44   9.14  12.79 
2003 07 19.26  11.20  15.23 
2003 08 17.87   9.56  13.71 
2004 06 21.11   9.53  15.32 
2004 07 19.99  11.19  15.59 
2004 08 21.65  10.30  15.97 
2004 09 13.22   6.42   9.82 
2004 10  8.92   3.10   6.01 
2004 11  5.13   1.50   3.31 
2004 12  3.05  -1.50    .77 
2005 01  -.19  -5.19  -2.69 
2005 02  2.90  -2.20    .35 
2005 03  7.00    .52   3.76 
