1973 07  5.50   1.50   3.50 
1974 01 -6.96 -10.22  -8.59 
1974 04 -4.67  -9.00  -6.84 
1974 10 -5.10  -8.80  -6.95 
1975 01 -5.31 -10.42  -7.86 
1975 09  6.04   2.54   4.29 
1975 10 -1.12  -5.08  -3.10 
1975 11 -4.71  -8.68  -6.70 
1975 12 -6.57 -10.64  -8.60 
1976 01 11.41 -17.62 -14.52 
1976 04 -3.39  -7.86  -5.62 
1976 05   .50  -3.92  -1.71 
1976 07  6.96   1.96   4.46 
1976 09   .92  -1.96   -.52 
1976 10  3.00    . 8   1.54 
1977 01 -7.00 -10.77  -8.88 
1977 03 -3.39  -7.86  -5.62 
1977 04 -5.08  -9.54  -7.31 
1977 05  1.69  -3.15   -.73 
1977 10  2.75   -.54   1.10 
1977 12 -8.04 -11.73  -9.88 
1978 01 -9.04 -12.78 -10.91 
1978 02 -8.92 -12.64 -10.78 
1978 06  2.19  -1.58    .30 
1978 07  3.52   -.89   1.31 
1979 03 -5.67 -10.44  -8.05 
1979 04 -4.03  -8.68  -6.35 
1979 05  1.19  -3.23  -1.02 
1979 06  6.85   2.73   4.79 
1979 07  2.42  -1.39    .51 
1979 09  4.37    .44   2.40 
1979 10   . 0  -3.88  -1.94 
1979 12 -5.73 -10.85  -8.29 
1980 01 11.57 -14.46 -13.01 
1980 02 -8.52 -12.08 -10.30 
1980 03 -7.11 -11.79  -9.45 
1980 04 -5.39 -10.32  -7.85 
1980 05 -1.88  -6.85  -4.36 
1980 06  2.44  -1.37    .53 
1980 07  4.33    .52   2.42 
1980 08  4.96    .85   2.90 
1980 10 -1.63  -5.67  -3.65 
1980 11 -4.57  -8.68  -6.62 
1980 12 -7.50 -12.92 -10.21 
1981 02 11.09 -14.78 -12.93 
1981 03 -4.48  -8.83  -6.65 
1981 04 -4.67  -9.72  -7.20 
1981 05   .61  -3.32  -1.35 
1981 06  6.31   1.50   3.90 
1981 08  6.07   1.21   3.64 
1981 11 -7.72 -11.84  -9.78 
1985 03 -5.15  -9.64  -7.39 
1985 04 -2.93  -8.12  -5.52 
1985 05  2.70  -1.61    .54 
1985 06  2.33  -2.45    .-5 
1985 07  5.30    .51   2.90 
1985 08  7.08   2.08   4.58 
1985 09  1.78  -2.47   -.34 
1985 10   . 0  -3.79  -1.89 
1985 11 -7.20 -11.87  -9.53 
1985 12 -4.38  -9.07  -6.72 
1986 02 13.13 -16.87 -15.00 
1986 04 -1.42  -5.63  -3.52 
1986 05  4.71    . 1   2.36 
1986 06  3.87   -.48   1.69 
1986 07  4.69    .41   2.55 
1986 08  7.37   2.52   4.94 
1986 09  2.99  -1.60    .69 
1986 10  1.47  -3.04   -.78 
1986 11 -2.46  -6.91  -4.68 
1986 12 -7.45 -11.81  -9.63 
1987 03 11.59 -16.31 -13.95 
1987 04 -3.50  -8.35  -5.93 
1987 06  4.73    .-4   2.34 
1987 07  8.70   3.23   5.96 
1987 08  3.25   -.94   1.15 
1987 09  4.44    . 3   2.24 
1987 10  -.30  -3.58  -1.94 
1988 01 -5.65  -9.33  -7.49 
1988 03 10.04 -14.85 -12.44 
1988 04 -3.70  -9.22  -6.46 
1988 06  2.80   -.97    .91 
1988 07  7.94   3.09   5.51 
1988 09  2.77  -1.35    .71 
1988 10  1.70  -3.07   -.68 
1988 11 -8.41 -13.46 -10.93 
1988 12 -8.81 -12.95 -10.88 
1989 01 -4.36  -9.21  -6.78 
1989 02 -4.55  -9.14  -6.85 
1989 03 -4.79  -9.89  -7.34 
1989 04 -1.64  -5.76  -3.70 
1989 06  2.60  -1.16    .71 
1989 07  5.76   1.05   3.41 
1989 08  6.33   2.19   4.26 
1989 09  4.42    .32   2.37 
1989 10  -.26  -4.21  -2.23 
1989 11 -5.82 -10.28  -8.05 
1990 01 -5.69  -9.67  -7.68 
1990 03 -3.39  -7.69  -5.54 
1990 08  6.44   2.61   4.52 
1990 09  -.81  -4.64  -2.72 
1990 10  2.44  -1.84    .30 
1990 11 -4.92  -8.57  -6.74 
1990 12 -9.08 -13.31 -11.19 
1991 01 -7.12 -11.84  -9.47 
1991 02 11.53 -16.40 -13.96 
1991 09  3.77   -.69   1.54 
1992 02 -9.29 -13.39 -11.34 
1992 03 -7.14 -11.79  -9.46 
1992 05   .90  -3.17  -1.13 
1992 07  8.26   2.96   5.61 
1993 01 -6.52 -12.50  -9.51 
1993 04 -3.44  -8.07  -5.75 
1993 06  4.19   -.81   1.69 
1993 08  6.34   1.39   3.86 
1994 08  7.16   2.84   5.00 
1994 09  6.44   2.98   4.71 
1995 07 10.36   4.88   7.62 
1995 09  1.28  -2.33   -.52 
1998 04 -2.58  -6.17  -4.37 
1998 06  5.65   1.42   3.53 
1998 07  6.12   1.59   3.85 
1998 08  7.22   2.26   4.73 
1998 09  2.63   -.80    .91 
1998 10  -.63  -4.50  -2.56 
1998 12 -8.43 -13.29 -10.86 
1999 01 -5.68  -9.70  -7.68 
1999 02 11.67 -15.72 -13.69 
1999 03 -6.05 -10.31  -8.18 
1999 04 -2.66  -6.72  -4.69 
1999 06  7.23   2.94   5.08 
1999 08  6.47   1.93   4.19 
1999 09  6.07   2.14   4.10 
1999 10  -.99  -4.84  -2.91 
1999 11 -3.64  -7.94  -5.79 
2000 01 10.61 -15.56 -13.08 
2000 02 -8.06 -13.31 -10.68 
2000 03 -7.42 -12.86 -10.13 
2000 04 -1.25  -5.58  -3.41 
2000 05  3.79   -.88   1.45 
2000 06  6.11    .31   3.21 
2000 07  4.35    .35   2.34 
2000 08  7.35   3.36   5.35 
2000 09  4.10    .-9   2.00 
2000 11 -2.05  -5.29  -3.67 
2000 12 -5.08  -7.81  -6.44 
2001 01 -7.08 -10.99  -9.03 
2001 02 -8.81 -13.34 -11.07 
2001 03 -4.48  -9.47  -6.98 
2001 04 -2.39  -7.14  -4.76 
2001 05  1.92  -2.44   -.26 
2001 06  1.97  -1.89    . 4 
2001 07  7.19   3.52   5.35 
2001 08  8.97   3.93   6.45 
2001 09  1.14  -2.35   -.60 
2001 10  3.44    .-3   1.70 
2001 11 -6.63 -12.21  -9.42 
2001 12 11.56 -16.46 -14.01 
2002 01 -5.94 -10.22  -8.08 
2002 02 -5.45 -10.93  -8.19 
2002 03 -5.16  -9.83  -7.49 
2002 07  9.62   3.86   6.74 
2002 08  7.45   4.05   5.75 
2002 09  1.78  -1.88    .-5 
2002 10 -1.60  -5.85  -3.72 
2002 11 -2.91  -6.95  -4.92 
2002 12 -7.09 -11.07  -9.08 
2003 01 -7.98 -12.77 -10.37 
2003 02 10.90 -15.15 -13.02 
2003 03 -7.15 -11.84  -9.49 
2003 04 -4.78 -10.06  -7.42 
2003 05  6.14   1.31   3.72 
2003 06  7.15   2.04   4.59 
2003 07  7.00   2.76   4.88 
2003 09  2.72   -.96    .88 
2003 10 -4.30  -8.14  -6.22 
2003 11 -1.55  -5.20  -3.37 
2003 12 -5.45  -9.97  -7.71 
2004 01 11.22 -16.08 -13.65 
2004 02 -9.35 -13.74 -11.54 
2004 03 -6.02 -10.39  -8.20 
2004 04 -2.50  -6.64  -4.56 
2004 05 -1.04  -5.02  -3.03 
2004 06  3.12   -.91   1.10 
2004 07  6.37   1.72   4.04 
2004 08  6.61   2.64   4.62 
2004 09  3.27  -1.38    .94 
2004 10  1.30  -2.43   -.56 
2004 11 -4.05  -9.76  -6.90 
2004 12 -5.33  -8.97  -7.15 
2005 01 -9.37 -14.27 -11.82 
2005 02 11.58 -15.59 -13.58 
2005 03 -9.32 -14.13 -11.72 
2005 04 -2.22  -6.62  -4.42 
2005 05  2.43  -2.46    .-1 
2005 06  4.10   -.79   1.65 
2005 07  7.07   2.71   4.89 
2005 08  6.21   1.88   4.04 
2005 09  5.90   1.85   3.87 
2005 10  1.48  -2.34   -.43 
2005 11 -4.38  -7.91  -6.14 
2005 12 -9.85 -13.63 -11.74 
2006 02 10.32 -14.82 -12.57 
2006 03 -7.49 -12.03  -9.76 
2006 04 -1.46  -6.20  -3.83 
2006 05   . 6  -4.01  -1.97 
2006 06  4.81    .52   2.66 
2006 09  4.85    .99   2.92 
2006 10  3.38  -1.17   1.10 
2006 11 -2.04  -6.63  -4.33 
2006 12 -3.11  -7.61  -5.36 
2007 01  3.88  -2.10    .88 
2007 02 -3.60  -8.43  -6.01 
2007 03 -4.51  -8.49  -6.50 
2007 04 -1.88  -7.12  -4.50 
2007 05  4.06   -.73   1.66 
2007 06  7.54   2.11   4.83 
2007 07  8.18   2.62   5.40 
2007 08  7.88   3.37   5.62 
2007 09  1.29  -2.76   -.73 
2007 10  -.26  -4.21  -2.23 
2007 11 -6.74 -10.65  -8.69 
2007 12 -6.17  -9.68  -7.93 
2008 01 -7.02 -11.34  -9.18 
2008 02 -7.01 -11.75  -9.38 
2008 03 -7.35 -13.01 -10.18 
2008 04 -2.76  -7.24  -5.00 
2008 05  2.00  -1.51    .24 
2008 06  6.83   1.76   4.29 
2008 07  6.14   1.63   3.88 
2008 11 -3.16  -7.00  -5.08 
2008 12 -7.40 -11.03  -9.21 
2009 01 -8.29 -12.49 -10.39 
2009 02 10.47 -14.40 -12.43 
2009 03 -8.41 -12.28 -10.34 
2009 04   .18  -3.33  -1.57 
2009 05  2.18  -2.90   -.36 
2009 06  4.53   -.56   1.98 
2009 07  8.67   3.24   5.95 
2009 08  7.92   3.33   5.62 
2009 09  5.52   1.55   3.53 
2009 10 -1.98  -5.58  -3.78 
2009 11 -1.78  -5.46  -3.62 
2009 12 -7.90 -11.87  -9.88 
2010 01 10.93 -14.59 -12.76 
2010 02 -8.33 -12.08 -10.20 
2010 03 -7.75 -12.61 -10.18 
2010 04 -2.34  -7.11  -4.73 
2010 05  1.26  -1.60   -.17 
2010 06  7.18   2.47   4.82 
2010 07  9.12   4.61   6.86 
2010 09  2.00  -1.60    .19 
2010 10  -.83  -4.77  -2.80 
2010 11 -3.04  -6.44  -4.73 
2010 12 -9.27 -14.10 -11.68 
2011 01 -8.35 -12.43 -10.39 
2011 02 -7.54 -12.48 -10.01 
2011 03 -5.58 -10.53  -8.05 
2011 05  2.30  -2.40    .-5 
2012 01 11.16 -15.55 -13.35 
2012 02 12.59 -17.34 -14.96 
2012 03 -5.74 -10.66  -8.20 
2012 05  2.09  -2.26    .-8 
2012 09  6.18   1.75   3.96 
2012 10  1.42  -2.26   -.42 
2012 11 -1.00  -4.69  -2.85 
2012 12 -8.66 -13.04 -10.85 
2013 01 -8.54 -13.37 -10.95 
2013 02 -9.28 -13.36 -11.32 
2013 03 -8.22 -13.07 -10.64 
2013 04  -.48  -5.26  -2.87 
2013 08  8.76   3.66   6.21 
2013 09  1.25  -3.07   -.91 
2013 10  2.25  -1.63    .31 
2013 11 -3.02  -7.20  -5.10 
2013 12 -3.95  -8.05  -6.00 
