1978 08 17.04  11.22  14.13 
1979 02 -5.67 -12.59  -9.13 
1979 03   .67  -3.37  -1.34 
1979 04  6.11   -.57   2.77 
1979 05 15.14   6.46  10.80 
1979 06 19.43  11.40  15.41 
1979 07 17.34  11.28  14.31 
1979 08 19.62  12.97  16.29 
1979 09 13.41   7.70  10.55 
1979 10  8.17   3.37   5.77 
1980 04  7.72   1.21   4.46 
1980 05 10.37   2.70   6.53 
1980 06 20.27   9.72  15.00 
1980 07 19.60  10.93  15.26 
1980 08 18.10  10.00  14.05 
1981 03  -.93  -8.78  -4.85 
1981 04  5.14  -2.07   1.53 
1981 05 15.32   4.29   9.80 
1981 06 16.96   9.37  13.17 
1981 07 20.48  12.24  16.36 
1981 08 17.17  11.17  14.17 
1981 09 13.67   7.52  10.59 
1981 10  8.85   3.90   6.38 
1981 11  2.26  -1.30    .48 
1982 03  3.33  -1.62    .85 
1982 05 13.53   5.40   9.46 
1982 08 20.08  11.74  15.91 
1982 09 14.12   7.52  10.82 
1982 10  8.52   2.88   5.70 
1982 11  6.06   2.59   4.32 
1983 02 -3.49  -9.14  -6.32 
1983 03   .35  -4.90  -2.27 
1983 04  9.47   2.91   6.19 
1983 05 15.63   6.71  11.17 
1983 06 16.76   9.05  12.90 
1983 07 21.22  12.81  17.01 
1983 08 20.37  11.91  16.14 
1986 05 14.85   6.34  10.59 
1987 06 16.28   8.71  12.49 
1987 08 15.75  10.31  13.03 
1987 09 12.15   7.08   9.61 
1988 02 -1.81  -4.84  -3.32 
1988 06 20.03  11.34  15.68 
1988 07 23.07  14.83  18.95 
1988 08 16.94  12.40  14.67 
1989 02  3.16  -1.04   1.06 
1989 03  4.31    .56   2.43 
1989 04 10.47   2.40   6.43 
1989 05 15.22   5.12  10.17 
1989 06 19.18  10.98  15.08 
1989 08 18.02  11.62  14.82 
1990 06 18.10   9.68  13.89 
1990 07 18.26  12.15  15.20 
1991 05 10.90   3.82   7.35 
1991 06 15.57   8.95  12.26 
1991 07 20.04  12.80  16.42 
1991 08 20.19  13.09  16.64 
1991 10  9.43   3.63   6.53 
1991 11  5.39   1.82   3.60 
1991 12  2.33  -1.70    .31 
1992 01  2.23  -1.73    .25 
1992 02   .69  -2.71  -1.01 
1992 03  3.64   -.21   1.71 
1992 04  5.10    .15   2.62 
1992 05 14.97   6.17  10.57 
1992 06 20.26  10.08  15.17 
1992 08 19.59  12.47  16.03 
1992 09 15.22   9.78  12.50 
1992 10  4.61    .60   2.60 
1992 11  2.09  -1.34    .37 
1992 12  2.55   -.36   1.09 
1993 01  1.47  -2.18   -.35 
1993 02   .64  -3.64  -1.50 
1993 03  1.76  -2.64   -.44 
1993 05 18.03   7.94  12.98 
1993 06 15.21   8.04  11.62 
1993 09 10.18   3.64   6.91 
1993 12  -.73  -3.70  -2.21 
1994 05 11.99   2.21   7.10 
1994 06 17.24   9.04  13.14 
1994 07 23.58 -99.99 -99.99 
1994 08 19.71 -99.99 -99.99 
1994 09 15.35 -99.99 -99.99 
1994 11  2.82 -99.99 -99.99 
1994 12 99.99  -3.18 -99.99 
1995 01 99.99  -5.65 -99.99 
1995 02 99.99   -.88 -99.99 
1995 03  3.41 -99.99 -99.99 
1995 04  7.53 -99.99 -99.99 
1995 05 99.99   4.11 -99.99 
1995 06 21.93 -99.99 -99.99 
1995 07 20.11  10.97  15.54 
1995 08 21.52  12.06  16.79 
1995 10 12.80   6.21   9.50 
1995 11  2.67  -2.97   -.14 
1995 12 99.99  -8.05 -99.99 
1996 01 99.99  -9.14 -99.99 
1996 02 -6.43 -13.69 -10.05 
1996 04 99.99   -.60 -99.99 
1996 05 12.50   4.05   8.27 
1996 06 17.74   9.85  13.79 
1996 07 18.70  10.53  14.61 
1996 08 22.50  10.93  16.71 
1996 09 13.07 -99.99 -99.99 
1996 10 10.21 -99.99 -99.99 
1997 02  1.00 -99.99 -99.99 
1997 03  3.10 -99.99 -99.99 
1997 04  5.92 -99.99 -99.99 
1997 05 11.59 -99.99 -99.99 
1997 06 19.43 -99.99 -99.99 
1997 07 21.89 -99.99 -99.99 
1997 08 23.12 -99.99 -99.99 
1997 09 15.16   7.14  11.15 
1997 10  7.04 -99.99 -99.99 
1998 03   .16 -99.99 -99.99 
1998 04  7.94 -99.99 -99.99 
1998 05 14.16 -99.99 -99.99 
1998 08 18.32 -99.99 -99.99 
1998 09 16.08 -99.99 -99.99 
1998 10  9.42 -99.99 -99.99 
1999 03  4.37 -99.99 -99.99 
1999 04 11.27 -99.99 -99.99 
1999 06 22.99 -99.99 -99.99 
1999 07 23.47 -99.99 -99.99 
1999 08 19.69 -99.99 -99.99 
1999 09 18.27 -99.99 -99.99 
1999 10  9.89 -99.99 -99.99 
2000 02  1.16 -99.99 -99.99 
2000 03  3.22 -99.99 -99.99 
2000 04 12.06 -99.99 -99.99 
2000 05 14.67 -99.99 -99.99 
2000 06 17.64 -99.99 -99.99 
2000 07 19.57 -99.99 -99.99 
2000 08 19.67 -99.99 -99.99 
2000 09 15.39 -99.99 -99.99 
2000 10 11.94 -99.99 -99.99 
2001 03   .40 -99.99 -99.99 
2001 04 11.01 -99.99 -99.99 
2001 05 13.44 -99.99 -99.99 
2001 06 16.64 -99.99 -99.99 
2001 07 24.63 -99.99 -99.99 
2001 08 20.67 -99.99 -99.99 
2001 09 16.71 -99.99 -99.99 
2001 10 11.49 -99.99 -99.99 
2002 02  2.96 -99.99 -99.99 
2002 03  4.96 -99.99 -99.99 
2002 04  9.38 -99.99 -99.99 
2002 05 16.27 -99.99 -99.99 
2002 06 19.81  10.71  15.26 
2002 07 23.65  13.84  18.74 
2002 08 23.13 -99.99 -99.99 
2002 09 15.55 -99.99 -99.99 
2003 02 -2.33 -99.99 -99.99 
2003 03  2.68 -99.99 -99.99 
2003 04  4.83 -99.99 -99.99 
2003 05 15.56   5.91  10.73 
2003 06 16.12 -99.99 -99.99 
2003 07 23.32 -99.99 -99.99 
2003 08 20.27 -99.99 -99.99 
2003 09 16.35 -99.99 -99.99 
2004 04  9.38  -1.17   4.10 
2004 05 15.24 -99.99 -99.99 
2004 06 17.37 -99.99 -99.99 
2004 07 20.79 -99.99 -99.99 
2004 08 21.74 -99.99 -99.99 
2004 09 16.12 -99.99 -99.99 
2005 09 17.84 -99.99 -99.99 
2006 03 -1.49 -99.99 -99.99 
2006 04 10.79   -.28   5.25 
2006 05 16.44   4.30  10.37 
2006 06 21.80  10.84  16.32 
2006 07 24.49  12.62  18.55 
2006 08 23.08  10.58  16.83 
2006 09 20.17  10.57  15.37 
2006 10 12.80   5.86   9.33 
2006 11  5.84    .51   3.17 
2006 12  6.96   1.69   4.32 
2007 01  2.20  -3.88   -.84 
2007 02 -4.42 -11.73  -8.07 
2007 03  8.20   -.43   3.88 
2007 04 11.25    .97   6.11 
2007 05 17.79   5.87  11.83 
2007 06 20.50   8.99  14.74 
2007 07 21.97  13.29  17.62 
2007 08 23.57  12.78  18.17 
2007 09 16.37   7.72  12.04 
2007 10 10.86   4.96   7.91 
2007 11  3.32  -2.13    .59 
2007 12  3.92    .-1   1.95 
2008 01  1.57  -2.42   -.42 
2008 02  3.71   -.94   1.38 
2008 03  3.25  -2.46    .39 
2008 04 10.43    .81   5.62 
2008 05 14.54   4.19   9.36 
2008 06 19.93   9.10  14.52 
2008 07 21.36  11.51  16.43 
2008 08 19.76  12.12  15.94 
2008 09 13.97   7.54  10.75 
2008 10 11.97   6.27   9.12 
2008 11  5.87    .67   3.27 
2008 12  1.92  -1.58    .16 
2009 01   .50  -4.88  -2.19 
2009 02 -1.39  -7.46  -4.42 
2009 03  2.18  -3.31   -.56 
2009 04  9.54    .57   5.05 
2009 05 16.21   4.71  10.46 
2009 06 17.79   8.99  13.39 
2009 07 22.15  11.75  16.95 
2009 08 20.78  11.83  16.30 
2009 09 18.01   9.85  13.93 
2009 10  7.85   2.39   5.12 
2009 11  4.61    .46   2.53 
2009 12 -1.76  -6.51  -4.13 
2010 01 -7.58 -15.85 -11.71 
2010 02 -4.16 -11.41  -7.78 
2010 03  2.08  -5.89  -1.90 
2010 05 16.95   6.27  11.61 
2010 06 19.00   9.12  14.06 
2010 07 28.38  15.96  22.17 
2010 08 23.98  13.06  18.52 
2010 09 16.21   8.42  12.32 
2010 10  9.28   1.65   5.46 
2010 11  3.89   -.19   1.85 
2010 12 -3.91  -9.53  -6.72 
2011 01 -1.12  -7.53  -4.32 
2011 02 -6.25 -15.48 -10.86 
2011 03  3.38  -5.13   -.87 
2011 04  8.96    .-4   4.46 
2011 05 15.66   4.98  10.32 
2011 06 21.90  10.97  16.43 
2011 07 25.05  14.97  20.01 
2011 08 21.58  12.42  17.00 
2011 09 17.41   9.79  13.60 
2011 10 12.11   5.49   8.79 
2011 11  7.75   2.06   4.90 
2011 12  4.03    .-3   2.00 
2012 01 -1.89  -7.41  -4.65 
2012 02 -4.46 -13.00  -8.73 
2012 03  2.97  -3.40   -.21 
2012 04  8.64   -.14   4.25 
2012 05 17.29   4.53  10.91 
2012 06 18.42   8.22  13.32 
2012 07 23.67  13.22  18.44 
2012 08 20.02  10.84  15.43 
2012 09 17.45   9.55  13.50 
2012 10  9.64   3.65   6.64 
2012 11  5.64   1.35   3.49 
2012 12 -3.84 -10.05  -6.94 
2013 01 -1.91  -7.56  -4.73 
2013 02   .28  -4.30  -2.01 
2013 03 -1.48 -12.18  -6.83 
2013 04  8.51  -1.41   3.55 
2013 05 17.56   6.82  12.19 
2013 06 23.35  11.20  17.27 
2013 07 22.58  13.04  17.81 
2013 08 22.53  12.30  17.41 
2013 09 16.87   7.62  12.24 
2013 10 11.34   3.90   7.62 
2013 11  7.01   2.32   4.66 
2013 12  4.42   -.49   1.96 
2014 01 -3.31  -8.66  -5.98 
2014 02  2.60  -1.99    .30 
2014 03  6.29  -1.11   2.59 
2014 04 10.45    .84   5.64 
2014 05 16.42   6.14  11.28 
