1997 12 -3.53 -12.27  -7.90 
1998 01 -4.37 -15.33  -9.85 
1998 02 -1.12 -12.75  -6.93 
1998 03  3.07  -8.52  -2.72 
1998 05 18.37   6.26  12.31 
1998 06 18.11   9.83  13.97 
1998 07 21.63  11.13  16.37 
1998 09 17.43   6.47  11.95 
1998 10  9.35   1.04   5.20 
1998 11   .98  -4.53  -1.77 
1998 12   .72 -10.31  -4.79 
1999 01 -5.58 -18.52 -12.05 
1999 02 -2.46 -16.12  -9.29 
1999 03   .85  -9.59  -4.37 
1999 05 17.25   4.86  11.05 
1999 07 23.10  13.01  18.05 
1999 08 20.82  10.28  15.54 
1999 09 19.78   8.46  14.12 
1999 10  8.35  -1.57   3.39 
1999 11  5.11  -3.53    .79 
1999 12 -3.29 -11.79  -7.54 
2000 01 -8.93 -20.87 -14.90 
2000 02 -3.96 -15.56  -9.76 
2000 03  3.40  -7.67  -2.13 
2000 04  4.66  -3.19    .73 
2000 07 20.06   9.47  14.77 
2000 08 19.87   9.67  14.77 
2000 09 16.00   5.48  10.74 
2000 10  9.89    .81   5.35 
2000 11  1.61  -4.21  -1.30 
2000 12 -6.97 -17.76 -12.36 
2001 01 -6.49 -17.81 -12.15 
2001 02 -5.20 -18.11 -11.65 
2001 03 -2.53 -13.82  -8.17 
2001 04  6.37  -6.56    .-9 
2001 06 20.46   9.53  15.00 
2001 07 20.25  10.10  15.17 
2001 08 23.15  11.06  17.10 
2001 09 17.48   6.66  12.07 
2001 10 12.18   1.39   6.78 
2001 11  4.58 -99.99 -99.99 
2001 12   .64 -99.99 -99.99 
2002 01 -3.28 -11.12  -7.20 
2002 02 -2.66 -15.90  -9.28 
2002 03 -1.05 -11.30  -6.18 
2002 05 13.22   1.85   7.53 
2002 06 18.25   7.92  13.08 
2002 07 21.86  11.55  16.70 
2002 08 23.12  10.82  16.97 
2002 09 19.86   8.06  13.96 
2002 10  7.42  -1.12   3.15 
2002 11  1.11  -6.28  -2.58 
2002 12 -4.77 -14.31  -9.54 
2003 01 10.42 -20.76 -15.59 
2003 02 -7.54 -19.78 -13.66 
2003 03   .60 -13.29  -6.34 
2003 05 13.52   3.13   8.32 
2003 06 20.79   8.72  14.76 
2003 07 22.17  11.92  17.04 
2003 08 21.74  12.43  17.08 
2003 09 18.41   7.10  12.75 
2003 10  9.31    .12   4.71 
2003 11  4.76  -5.56   -.39 
2003 12 -3.18 -13.09  -8.13 
2004 01 13.27 -23.70 -18.48 
2004 02 -6.19 -17.77 -11.98 
2004 03  2.05 -10.26  -4.10 
2004 06 17.93   6.69  12.31 
2004 07 20.74  11.38  16.06 
2004 08 20.71  10.92  15.81 
2004 09 17.61   6.37  11.99 
2004 11  2.54  -6.21  -1.83 
2004 12 -4.71 -15.74 -10.22 
2005 01 -7.64 -19.89 -13.76 
2005 02 -2.74 -16.49  -9.61 
2005 03 -1.89 -13.46  -7.67 
2005 05 11.76   1.98   6.87 
2005 06 21.73  10.79  16.26 
2005 07 23.47  12.53  18.00 
2005 08 22.01  11.70  16.85 
2005 09 18.21   8.17  13.19 
2005 10 10.09   2.69   6.39 
2005 11  3.43  -5.09   -.83 
2005 12 -4.48 -13.20  -8.84 
2006 01 -1.91 -11.70  -6.80 
2006 02 -5.14 -14.95 -10.04 
2006 03 -1.20 -10.89  -6.04 
2006 05 14.00   5.04   9.52 
2006 06 20.16  10.74  15.45 
2006 07 24.22  13.42  18.82 
2006 08 19.54   9.34  14.44 
2006 09 16.66   6.31  11.48 
2006 10  8.26   -.12   4.07 
2006 11  5.82  -1.39   2.21 
2006 12  -.34  -8.39  -4.36 
2007 01 -6.08 -16.54 -11.31 
2007 02 -9.63 -20.40 -15.01 
2007 03  -.88 -13.84  -7.36 
2007 05 15.15   2.81   8.97 
2007 06 20.35   8.67  14.51 
2007 07 20.97  10.32  15.64 
2007 08 21.67   9.29  15.48 
2007 09 18.53   6.54  12.53 
2007 10 11.92   1.87   6.89 
2007 11   .75  -6.99  -3.12 
2007 12 -5.32 -14.19  -9.75 
2008 01 -4.51 -14.45  -9.47 
2008 02 -4.69 -15.04  -9.86 
2008 03 -1.75 -14.90  -8.32 
2008 05 14.39   1.52   7.95 
2008 06 20.06  10.71  15.38 
2008 07 23.02  12.00  17.51 
2008 08 19.79   9.83  14.81 
2008 09 17.78   7.04  12.41 
2008 10  9.52   -.55   4.48 
2008 11  2.28  -4.26   -.99 
2008 12 -2.51 -14.24  -8.37 
2009 01 10.70 -20.36 -15.53 
2009 02 -5.25 -15.81 -10.53 
2009 03   .81 -12.42  -5.80 
2009 05 16.26 -99.99 -99.99 
2009 06 17.59   7.21  12.40 
2009 08 18.26   9.25  13.75 
2009 09 14.26   3.55   8.90 
2009 10  4.42  -2.06   1.18 
2009 11  3.80  -3.79    . 0 
2009 12 -7.87 -15.16 -11.51 
2010 01 -7.67 -15.27 -11.47 
2010 02 -7.29 -12.95 -10.12 
2010 03  1.10  -8.53  -3.71 
2010 04  6.14  -2.84   1.65 
2010 05 11.32   1.46   6.39 
2010 06 13.10   5.54   9.32 
2010 07 16.52   8.78  12.65 
2010 08 14.29   6.31  10.30 
2010 09 12.57   4.89   8.72 
2010 10  8.88    .35   4.61 
2010 11  2.59  -4.94  -1.17 
2011 01 -7.12 -17.58 -12.35 
2011 02 -6.15 -18.08 -12.11 
2011 03  -.75 -12.51  -6.63 
2011 05 15.42   5.74  10.58 
2011 06 19.37   8.83  14.10 
2011 07 22.82  11.83  17.32 
2011 08 21.14  11.52  16.33 
2011 09 18.01   8.68  13.35 
2011 10  9.96   1.75   5.85 
2011 11  6.63  -2.73   1.95 
