1988 01  3.11  -8.68  -2.78 
1988 02  8.82  -5.60   1.60 
1988 03  8.85  -3.46   2.69 
1988 04 16.46    .40   8.43 
1988 05 20.20   2.53  11.37 
1988 06 26.92   7.53  17.22 
1988 07 31.56  10.34  20.95 
1988 08 29.82   7.43  18.62 
1988 09 22.99   2.82  12.90 
1988 11  7.92  -2.72   2.60 
1988 12  3.74  -8.89  -2.57 
1989 01  4.09 -10.24  -3.07 
1989 02  1.03 -10.34  -4.65 
1989 03 10.47  -1.70   4.38 
1989 04 17.29    .69   8.99 
1989 05 19.31   1.98  10.64 
1989 06 25.79   5.82  15.80 
1989 07 32.14   9.34  20.74 
1989 08 27.46   7.76  17.61 
1989 09 24.44   2.93  13.68 
1989 10 16.52    .-9   8.21 
1989 11 11.07  -4.71   3.17 
1989 12  7.08  -6.49    .29 
1990 01  4.56  -7.96  -1.70 
1990 02  4.50  -9.46  -2.48 
1990 03 10.81  -2.59   4.11 
1990 04 17.87   1.78   9.82 
1990 05 17.43   1.82   9.62 
1990 06 25.11   5.25  15.18 
1990 07 29.70   9.35  19.52 
1990 08 27.83   9.05  18.44 
1990 09 26.90   5.58  16.24 
1990 10 18.14  -1.05   8.54 
1990 11 11.22  -3.65   3.78 
1990 12  2.78 -13.74  -5.48 
1991 01  4.33  -9.45  -2.56 
1991 02 11.41  -3.79   3.81 
1991 03  8.64  -3.20   2.72 
1991 04 11.24  -1.92   4.66 
1991 05 16.00   1.46   8.72 
1991 06 22.79   3.74  13.26 
1991 07 30.10   8.87  19.48 
1991 08 29.75   9.60  19.67 
1991 09 24.21   4.92  14.56 
1991 10 18.10   -.82   8.64 
1991 11  7.85  -2.46   2.69 
1991 12  6.61  -7.35   -.36 
1992 01  6.85  -6.22    .31 
1992 02 10.00  -3.21   3.39 
1992 03 13.49  -2.26   5.61 
1992 04 18.21   1.04   9.62 
1992 05 24.44   4.30  14.37 
1992 06 99.99   7.06 -99.99 
1992 07 27.90   7.66  17.77 
1992 08 29.46   8.89  19.18 
1992 09 25.35   3.12  14.23 
1992 10 19.15    .81   9.97 
1992 11  6.63  -4.31   1.16 
1993 02  2.32  -7.23  -2.45 
1993 03 10.67  -1.33   4.67 
1993 04 99.99   -.66 -99.99 
1993 05 21.17   4.51  12.84 
1993 06 21.24   4.85  13.04 
1993 07 23.91   5.06  14.48 
1993 08 26.79   5.83  16.31 
1993 09 24.45   2.83  13.64 
1993 10 99.99    .13 -99.99 
1993 11  7.82  -9.32   -.74 
1993 12  5.20  -7.40  -1.10 
1994 01  8.18  -5.94   1.12 
1994 08 31.67   8.62  20.14 
1994 09 26.24   4.19  15.21 
1994 10 99.99    .21 -99.99 
1994 11  4.19  -5.83   -.81 
1994 12 99.99  -6.38 -99.99 
1995 01  5.28  -4.35    .46 
1995 02 12.45  -3.71   4.37 
1995 03 99.99  -2.88 -99.99 
1995 04 99.99   -.83 -99.99 
1995 05 99.99   2.52 -99.99 
1995 06 20.18   4.84  12.51 
1995 07 99.99   8.04 -99.99 
1995 08 99.99   7.10 -99.99 
1995 09 99.99   4.41 -99.99 
1995 10 17.86  -1.13   8.36 
1995 11 13.89  -1.36   6.26 
1995 12  6.23  -6.15    . 3 
1996 01  4.06  -7.32  -1.63 
1996 02  7.41  -9.67  -1.13 
1996 03 99.99  -6.53 -99.99 
1996 04 99.99   1.01 -99.99 
1996 06 23.97 -99.99 -99.99 
1996 07 28.68 -99.99 -99.99 
1996 08 28.75 -99.99 -99.99 
2002 12  7.16  -6.25    .45 
2003 01 10.88  -3.92   3.48 
2005 11 10.84  -5.52   2.66 
2005 12  5.25  -9.10  -1.92 
2006 01  6.44  -5.66    .39 
2006 02  6.27  -8.85  -1.29 
2006 03  7.58  -5.45   1.06 
2006 04 14.46  -1.13   6.66 
2006 05 22.10   2.15  12.12 
2006 06 27.78   6.35  17.06 
2006 07 34.34  11.17  22.75 
2006 08 30.13   6.72  18.42 
2006 09 23.90   2.30  13.10 
2006 10 16.89  -1.77   7.55 
2006 11 10.08  -3.96   3.06 
2006 12  6.08 -10.42  -2.17 
2007 01  4.00 -11.92  -3.96 
2007 02  7.78  -4.33   1.72 
2007 03 14.51  -2.78   5.86 
2007 04 15.52  -1.60   6.96 
2007 05 21.87   2.62  12.24 
2007 06 28.06   5.09  16.57 
2007 08 31.85   7.89  19.87 
2007 09 25.04   2.92  13.98 
2007 10 15.83   -.74   7.54 
2007 11 12.11  -5.20   3.45 
2007 12  1.64  -8.74  -3.55 
2008 01  2.58  -9.09  -3.25 
2008 02  7.02  -5.93    .54 
2008 03 99.99  -5.37 -99.99 
2008 04 12.14  -4.37   3.88 
2008 05 18.69   1.00   9.84 
2008 06 26.15   4.13  15.14 
2008 07 32.95   8.22  20.58 
2008 08 30.93   7.84  19.38 
2008 09 25.69   2.25  13.97 
2008 10 18.66  -1.41   8.62 
2008 11 12.46  -1.79   5.33 
2008 12  5.19  -8.83  -1.82 
2009 01  6.86  -6.78    . 3 
2009 02  6.32  -8.09   -.88 
2009 03  8.57  -5.50   1.53 
2009 04 13.27  -2.14   5.56 
2009 05 22.00   2.15  12.07 
2009 07 31.60   8.95  20.27 
2009 08 29.79   7.57  18.68 
2009 09 28.96   5.28  17.11 
2009 11 11.77  -6.08   2.84 
2009 12  2.29 -11.38  -4.54 
2010 01  6.98  -4.71   1.13 
2010 02  6.87  -5.71    .57 
2010 03 10.06  -5.06   2.50 
2010 04 12.97  -2.89   5.04 
2010 06 24.48   5.44  14.96 
2010 09 26.09   2.04  14.06 
2010 10 19.08    .95  10.01 
2010 11  7.77  -5.30   1.23 
2010 12  6.11  -5.02    .54 
2011 01  5.24  -8.33  -1.54 
2011 02  4.44  -7.89  -1.72 
2011 03  8.46  -3.71   2.37 
2011 04 10.31  -2.79   3.76 
2011 05 14.98    .41   7.69 
2011 06 22.03   3.52  12.77 
2011 07 30.20   6.86  18.53 
2011 08 31.40   7.79  19.59 
2011 09 27.11   3.91  15.51 
2011 10 17.76   -.48   8.64 
2011 11  8.68  -7.11    .78 
2011 12  5.62 -11.30  -2.84 
2012 01  7.14  -8.35   -.60 
2012 02  4.86  -8.18  -1.66 
2012 03 10.73  -3.64   3.54 
2012 04 16.82  -1.01   7.90 
2012 05 19.62    .28   9.95 
2012 06 26.08   2.88  14.48 
2012 07 31.84  10.37  21.10 
2012 08 32.50   7.96  20.23 
2012 09 26.85   3.58  15.21 
2012 10 18.12  -2.59   7.76 
2012 11 11.59  -3.53   4.03 
2012 12  4.32  -6.53  -1.10 
2013 01  2.23 -12.47  -5.12 
2013 02  4.26  -7.86  -1.80 
2013 03 10.14  -5.11   2.51 
2013 04 13.80  -2.69   5.55 
2013 05 19.71    .72  10.21 
2013 06 27.00   4.44  15.72 
2013 07 33.08  10.59  21.83 
2013 08 31.73   8.64  20.18 
2013 09 23.39   5.91  14.65 
2013 10 15.25  -3.58   5.83 
2013 11 10.98  -6.07   2.45 
2013 12  4.42 -10.91  -3.24 
2014 01  8.93  -7.28    .82 
2014 02  6.89  -3.85   1.52 
2014 03 11.03  -3.98   3.52 
2014 04 14.08  -2.52   5.78 
2014 05 20.72    .73  10.72 
