1980 12   -.79 -10.17  -5.48 
1981 01   0.38 -12.07  -5.84 
1981 02   0.18 -13.37  -6.59 
1981 03   5.74  -7.38   -.82 
1981 04   6.92  -5.10   0.91 
1981 05  11.67   -.79   5.44 
1981 06  17.41   1.83   9.62 
1981 07  25.79   2.33  14.06 
1981 08  28.10   3.39  15.74 
1981 09  20.85   -.74  10.05 
1981 10   9.13  -3.75   2.69 
1981 11   4.54  -6.04   -.75 
1981 12  -2.29 -11.60  -6.94 
1982 01  -4.09 -12.78  -8.43 
1982 02  -3.14 -15.00  -9.07 
1982 03   0.81  -7.70  -3.44 
1982 04   3.41  -8.54  -2.56 
1982 05  10.55  -3.22   3.66 
1982 06  17.56   0.89   9.22 
1982 07  23.84   4.17  14.01 
1982 09  18.04  -1.85   8.09 
1982 10  10.16  -3.72   3.21 
1982 11   0.85 -12.80  -5.97 
1982 12  -2.56 -13.68  -8.12 
1983 01   -.74 -10.46  -5.60 
1983 02   0.02  -9.71  -4.84 
1983 03   2.23  -5.14  -1.45 
1983 07  23.09   3.02  13.05 
1983 09  19.73  -1.25   9.24 
1983 10  12.91  -2.49   5.21 
1983 11   1.91  -6.73  -2.41 
1984 01 -99.99 -17.48 -99.99 
1984 02   1.32 -15.85  -7.26 
1984 03   2.75  -6.69  -1.97 
1984 05  11.58  -2.70   4.44 
1984 06  18.42   1.25   9.83 
1984 07  26.80   3.91  15.35 
1984 08  27.05   3.82  15.43 
1984 09  17.76  -1.15   8.30 
1984 10   8.88  -6.44   1.22 
1984 11   0.70  -9.89  -4.59 
1984 12  -4.92 -17.95 -11.44 
1985 01  -2.80 -19.87 -11.33 
1985 02  -2.94 -20.59 -11.76 
1985 03   2.93 -13.23  -5.14 
1985 04  10.43  -5.66   2.38 
1985 05  16.43  -1.70   7.36 
1985 06  23.26   1.58  12.42 
1985 08  25.00   0.22  12.61 
1985 09  15.36  -1.74   6.81 
1986 01   -.42 -13.30  -6.86 
1986 07  23.15   1.50  12.32 
1986 08  28.58   2.42  15.50 
1986 09  13.54  -1.95   5.79 
1986 10  14.46  -4.82   4.81 
1986 11   3.07 -99.99 -99.99 
1987 02   2.26 -14.03  -5.88 
1987 03   4.67  -9.89  -2.61 
1987 04  14.09  -6.04   4.02 
1987 05  18.32   -.45   8.93 
1987 06  22.39   1.46  11.92 
1987 07  23.76   0.95  12.35 
1987 08  24.73  -1.28  11.72 
1987 09  24.12  -3.37  10.37 
1987 10  19.49  -8.68   5.40 
1987 11   5.14 -11.32  -3.09 
1987 12  -2.02 -15.30  -8.66 
1988 01  -3.07 -17.79 -10.43 
1988 02   3.47 -15.68  -6.10 
1988 03   5.03 -11.75  -3.36 
1988 04  11.12  -6.42   2.34 
1988 06  24.50   1.50  13.00 
1988 07  28.11   1.43  14.77 
1988 08  27.49  -1.55  12.97 
1988 09  20.92  -4.51   8.20 
1988 10  20.12  -6.14   6.99 
1988 11   2.41  -6.73  -2.15 
1989 02  -1.50 -17.21  -9.35 
1989 03   2.29  -7.30  -2.50 
1989 06  22.61   0.96  11.78 
1989 07  29.33   3.46  16.39 
1989 08 -99.99   2.03 -99.99 
1989 10  11.50  -3.68   3.91 
2004 10  13.60  -1.96   5.82 
2004 11   7.02  -6.68   0.17 
2005 01   3.04 -12.22  -4.59 
2005 02   7.31 -15.39  -4.04 
2005 03   8.41  -7.85   0.27 
2005 04  11.37  -5.22   3.07 
2005 05  16.15   0.50   8.32 
2005 06  19.12   2.01  10.57 
2005 09  22.25   -.38  10.93 
2005 10  15.46  -2.03   6.71 
2005 11   5.22  -7.40  -1.09 
2005 12  -0.09 -13.74  -6.91 
2006 01   1.28 -10.20  -4.46 
2006 02   3.62 -16.66  -6.52 
2006 03   5.32  -9.71  -2.19 
2006 04  11.12  -3.95   3.58 
2006 05  18.40   -.52   8.93 
2006 07  31.40   7.36  19.37 
2006 08  27.72   3.70  15.71 
2006 09  21.89   0.23  11.06 
2006 10  15.01  -3.58   5.71 
2006 12   1.05 -12.36  -5.64 
2007 02   4.35 -10.16  -2.90 
2007 03  10.84  -6.79   2.02 
2007 04  12.96  -3.94   4.51 
2007 05  19.00   -.63   9.18 
2007 06  24.06   2.22  13.14 
2007 07  32.49   8.13  20.31 
2007 08  28.67   3.81  16.24 
2007 09  21.65   0.66  11.15 
2007 10  12.40  -1.44   5.47 
2007 11   7.52  -7.39   0.06 
2007 12  -1.07 -12.65  -6.85 
2008 01  -1.58 -16.20  -8.89 
2008 02   4.09 -11.75  -3.83 
2008 03   6.07 -12.60  -3.26 
2008 04   9.00 -10.18   -.59 
2008 05  16.21  -1.89   7.16 
2008 06  20.69   1.24  10.96 
2008 07  28.69   4.98  16.84 
2008 08  28.71   4.08  16.39 
2008 09  22.81   -.45  11.17 
2008 10  15.15  -3.06   6.04 
2008 11   7.42  -3.75   1.83 
2008 12  -0.06 -11.88  -5.97 
2009 01   3.51 -13.46  -4.97 
2009 02 -99.99 -16.17 -99.99 
2009 04  11.19  -5.39   2.90 
2009 05  17.67  -1.42   8.12 
2009 06  21.03   4.00  12.51 
2009 07  28.49   5.06  16.77 
2009 08  26.61   5.31  15.96 
2009 09  26.40   2.14  14.27 
2009 10   9.85  -3.79   3.03 
2009 11   7.17  -7.02   0.07 
2009 12   -.66 -15.11  -7.88 
2010 01   2.79  -7.67  -2.44 
2010 02   4.82 -10.55  -2.86 
2010 03   8.64  -9.52   -.43 
2010 04   9.89  -6.59   1.65 
2010 05  11.69  -2.25   4.71 
2010 06  19.52   3.24  11.38 
2010 08  26.86   4.32  15.59 
2010 09  22.83   0.76  11.79 
2010 10  17.26   -.17   8.54 
2010 11   4.39  -5.52   -.56 
2010 12   0.36  -8.62  -4.13 
2011 01   1.29 -13.74  -6.22 
2011 02   3.35 -13.95  -5.30 
2011 03   5.06  -8.41  -1.67 
2011 04   7.43  -6.76   0.33 
2011 05  13.99  -2.14   5.92 
2011 06  19.69   1.37  10.53 
2011 07  27.68   3.86  15.77 
2011 08  29.75   5.05  17.40 
2011 09  26.39   1.74  14.06 
2011 10  14.78   -.58   7.10 
2011 11   3.71  -7.68  -1.98 
2011 12   2.97 -13.35  -5.19 
2012 01   2.39 -13.57  -5.58 
2012 02   3.98 -13.63  -4.82 
2012 03   6.52  -6.93   -.20 
2012 04  13.22  -4.90   4.16 
2012 05  16.67   -.78   7.94 
2012 06  21.98   1.33  11.65 
2012 07  30.85   6.65  18.75 
2012 08  31.07   5.05  18.06 
2012 09  26.10   0.71  13.40 
2012 10  13.85  -3.13   5.36 
2012 11   6.71  -3.78   1.46 
2012 12   0.40  -8.38  -3.99 
2013 01   0.94 -16.68  -7.87 
2013 02   5.27 -13.38  -4.05 
2013 03   8.42  -9.89   -.73 
2013 04  11.37  -4.91   3.23 
2013 05  18.45   -.71   8.87 
2013 06  23.42   2.96  13.19 
2013 07  31.45   6.19  18.82 
2013 08  30.23   5.54  17.88 
2013 09  21.94   4.23  13.09 
2013 10  14.81  -3.35   5.73 
2013 11   6.39  -6.00   0.19 
2013 12   -.52 -14.99  -7.75 
2014 01   4.32 -13.53  -4.60 
2014 02   3.23  -8.59  -2.68 
2014 03   7.61  -6.76   0.42 
2014 04  11.31  -5.23   3.04 
2014 05  19.09  -1.26   8.91 
