1973 01 -5.37 -10.38  -7.87 
1973 02 -1.53  -6.87  -4.19 
1973 03 -2.66  -7.71  -5.18 
1973 04  1.17  -5.44  -2.13 
1973 12 -3.35  -7.63  -5.49 
1974 01 -5.98 -11.49  -8.73 
1974 02 -3.82  -8.47  -6.14 
1974 03 -2.75  -8.64  -5.69 
1974 04  1.01  -4.73  -1.86 
1974 11  -.21 -99.99 -99.99 
1974 12 -3.57  -7.70  -5.63 
1975 01 -5.89 -11.14  -8.51 
1975 02 -5.35 -12.05  -8.70 
1975 03 -4.00 -10.09  -7.04 
1975 04   .31  -6.45  -3.07 
1975 12 99.99  -7.67 -99.99 
1976 01 99.99  -6.70 -99.99 
1976 02 -4.13  -8.53  -6.33 
1976 03 -3.90  -9.79  -6.84 
1976 04   .65  -5.60  -2.47 
1977 02  1.04  -5.00  -1.98 
1977 03 -3.45 -10.05  -6.75 
1977 04  3.77  -3.78    . 0 
1977 12 -3.55  -9.93  -6.74 
1978 01 -1.26  -7.87  -4.56 
1978 02 -1.89  -7.52  -4.70 
1978 03   . 2  -6.06  -3.02 
1978 04  1.27  -4.60  -1.66 
1979 01 -4.89 -10.31  -7.60 
1979 02 -4.31 -10.17  -7.24 
1979 03   .97  -6.82  -2.92 
1979 04  1.10  -6.78  -2.84 
1979 12 -1.42  -6.89  -4.15 
1980 01 -5.60 -12.52  -9.06 
1980 02   .-3  -5.81  -2.92 
1980 03 -3.45  -8.64  -6.05 
1980 04  2.90  -3.60   -.34 
1980 10  6.73    .45   3.59 
1980 11  -.58  -5.05  -2.82 
1980 12  -.69  -6.34  -3.51 
1981 01  2.10  -2.47   -.18 
1981 02  -.68  -6.12  -3.40 
1981 03   .-6  -5.18  -2.62 
1981 04   .-7  -5.85  -2.96 
1981 05  4.82  -1.19   1.81 
1981 06  4.88   -.60   2.14 
1981 07 11.97   4.61   8.29 
1981 08 16.37   8.64  12.51 
1981 09  9.26   2.77   6.01 
1981 10  3.68  -1.98    .85 
1981 11   .-5  -4.76  -2.40 
1981 12 -3.26  -9.39  -6.33 
1982 01 -4.89 -10.69  -7.79 
1982 02 -4.29  -9.57  -6.93 
1982 03 -1.84  -7.94  -4.89 
1982 04 -1.32  -7.08  -4.19 
1982 05  5.94  -1.39   2.27 
1982 06 12.72   3.83   8.27 
1982 07 12.63   5.43   9.03 
1982 08 12.53   5.78   9.15 
1982 09  9.10    .55   4.82 
1982 10  4.27  -1.95   1.16 
1982 11 -1.85  -7.70  -4.77 
1982 12 -2.66  -7.58  -5.12 
1983 01  -.85  -5.84  -3.34 
1983 02 -1.82  -6.30  -4.06 
1983 03  -.35  -6.32  -3.33 
1983 04  2.73  -3.85   -.55 
1983 05  8.10   -.15   3.97 
1983 06  7.88    .77   4.32 
1983 07  9.89   3.02   6.46 
1983 08 13.72   5.50   9.61 
1983 09  7.03  -1.60   2.71 
1983 10  3.65  -2.34    .65 
1983 11 -2.87  -6.85  -4.85 
1983 12 -8.14 -14.90 -11.52 
1984 01  -.90  -7.28  -4.09 
1984 02 -1.62  -6.76  -4.19 
1984 03   .68  -5.61  -2.46 
1984 04 -1.00  -7.30  -4.15 
1984 05  1.10  -4.92  -1.91 
1984 06  7.13    .18   3.65 
1984 07 13.24   3.08   8.16 
1984 08 11.55   3.33   7.44 
1984 09  6.93   -.80   3.06 
1984 10   .84  -7.60  -3.38 
1984 11 -2.72  -8.35  -5.53 
1984 12 -5.52 -11.66  -8.59 
1985 01  1.31  -3.95  -1.32 
1985 02 -4.96  -9.71  -7.33 
1985 03 -2.84  -8.00  -5.42 
1985 04   . 3  -4.98  -2.47 
1985 05  5.96   -.57   2.69 
1985 06  8.35   1.97   5.16 
1985 07 17.37   9.80  13.59 
1985 08 12.10   4.81   8.45 
1985 09  6.97   1.43   4.19 
1985 10   .60  -5.31  -2.35 
1985 11 99.99 -16.37 -99.99 
1985 12  2.24  -5.24  -1.49 
1986 01  -.37  -6.45  -3.41 
1986 02 -3.77 -10.09  -6.93 
1986 03  -.18  -5.63  -2.90 
1986 04  -.87  -6.00  -3.43 
1986 06  9.55   3.37   6.46 
1986 09  7.52   1.58   4.55 
1986 10  9.68   2.90   6.29 
1986 11 -1.53  -6.40  -3.96 
1986 12   .-3  -5.95  -2.99 
1987 01 -2.39  -6.63  -4.51 
1987 02 -1.88  -6.07  -3.97 
1987 03  -.45  -5.48  -2.96 
1987 04  1.90  -3.05   -.57 
1987 06 10.32   3.57   6.94 
1987 07 11.26   4.96   8.11 
1987 08 13.35   6.42   9.88 
1987 09 12.50   6.18   9.34 
1987 11   .93  -3.96  -1.51 
1987 12 -3.92  -8.83  -6.37 
1988 01 -3.76  -8.77  -6.26 
1988 02  -.29  -6.43  -3.36 
1988 03 -1.66  -6.89  -4.27 
1988 04  2.33  -3.28   -.47 
1988 12 -1.21  -7.58  -4.39 
1989 01 -4.48 -10.82  -7.64 
1989 02 -5.33 -12.06  -8.69 
1989 03 -3.65  -9.02  -6.33 
1989 04  3.83  -2.67    .57 
1989 06  8.88   3.77   6.32 
1989 07 11.98   4.82   8.39 
1989 08 11.69   5.69   8.68 
1989 09 12.06 -99.99 -99.99 
1989 12  1.29  -3.44  -1.07 
1990 01 -3.39  -8.00  -5.69 
1990 02 -4.32  -9.84  -7.08 
1990 03   .16  -5.60  -2.72 
1990 04  3.04  -2.33    .35 
1990 06  7.75   2.56   5.15 
1990 07 15.84   8.89  12.36 
1990 08 14.48   7.73  11.10 
1990 09 13.92   7.23  10.57 
1990 12 -5.48 -11.98  -8.72 
1991 01 -2.82  -8.05  -5.43 
1991 03 -3.02  -9.37  -6.19 
1991 04  2.15  -4.57  -1.21 
1991 07 11.39   5.24   8.31 
1991 08 12.74   7.13   9.93 
1991 09 12.77   5.78   9.27 
1991 12 -1.31  -5.89  -3.60 
1992 01 -1.68  -5.77  -3.72 
1992 02  1.12  -4.02  -1.45 
1992 03  4.05  -1.84   1.10 
1992 04  1.64  -3.87  -1.11 
1992 06 12.19   5.90   9.04 
1992 07 13.13   7.32  10.22 
1992 08 14.69   7.95  11.32 
1992 09  7.28   1.65   4.46 
1992 12 -5.47 -10.84  -8.15 
1993 01 -5.10 -10.95  -8.02 
1993 02 -3.30  -8.84  -6.07 
1993 03  -.63  -6.65  -3.64 
1993 04   .36  -4.60  -2.11 
1993 08 12.92   6.27   9.59 
1993 09 12.92   5.50   9.21 
1993 12  -.63  -5.73  -3.18 
1994 01  -.29  -4.52  -2.40 
1994 02 -4.80  -9.71  -7.25 
1994 03   .69  -5.58  -2.44 
1994 07 14.32   6.81  10.56 
1994 09 11.95   5.12   8.53 
1994 12 -3.56  -9.22  -6.39 
1995 01  -.52  -5.34  -2.93 
1995 02 -2.11  -7.61  -4.86 
1995 03 -1.92  -8.14  -5.03 
1995 07 11.85   4.80   8.32 
1995 08  8.37   2.08   5.22 
1995 09 14.62 -99.99 -99.99 
1995 12 -2.94  -7.90  -5.42 
1996 01 -6.45 -11.73  -9.09 
1996 02 -1.07  -6.98  -4.02 
1996 03 -1.39  -7.34  -4.36 
1996 04   .45  -4.05  -1.80 
1996 07 14.95   7.03  10.99 
1996 08 14.67   6.74  10.70 
1996 12 -5.69 -11.90  -8.79 
1997 01 -2.13  -7.03  -4.58 
1997 02 -1.43  -6.30  -3.86 
1997 03 -3.68  -8.14  -5.91 
1997 04  1.50  -4.69  -1.59 
1997 12  -.81  -5.84  -3.32 
1998 01 -4.81  -9.77  -7.29 
1998 02 -2.66  -6.77  -4.71 
1998 03 -1.50  -6.47  -3.98 
1998 12 -5.21  -9.43  -7.32 
1999 01 -3.26  -7.10  -5.18 
1999 02 -5.14  -9.41  -7.27 
1999 03 -3.71  -8.58  -6.14 
1999 04  1.62  -5.05  -1.71 
1999 05  3.03  -3.13    .-5 
1999 12  1.19 -99.99 -99.99 
2000 01 -4.16  -9.08  -6.62 
2000 02 -2.79  -7.24  -5.01 
2000 03 -2.63  -7.61  -5.12 
2000 04  2.02  -3.83   -.90 
2000 05  2.94  -2.16    .39 
2000 12 -1.82  -7.52  -4.67 
2001 01  -.19  -5.92  -3.05 
2001 02 -3.09  -9.60  -6.35 
2001 03  -.98  -6.44  -3.71 
2001 04   .-7  -5.45  -2.76 
2001 12 -2.48  -7.92  -5.20 
2002 01 -3.78  -8.34  -6.06 
2002 03 -4.63 -10.32  -7.47 
2002 04  1.23  -4.23  -1.50 
2002 05  2.97  -1.98    .49 
2002 12 -1.58  -5.85  -3.71 
2003 01  1.03  -4.10  -1.53 
2003 02  -.18  -5.64  -2.91 
2003 03 -2.21  -6.68  -4.44 
2003 04   .33  -4.77  -2.22 
2003 05  4.15  -1.39   1.38 
2003 12 -2.36  -7.68  -5.02 
2004 01 -3.05  -7.68  -5.36 
2004 02  -.28  -5.72  -3.00 
2004 03   .98  -5.16  -2.08 
2004 04  5.37  -1.40   1.98 
2004 05  6.11    .81   3.46 
2004 12  -.13  -5.66  -2.89 
2005 01 -2.39  -7.61  -5.00 
2005 02   .77  -5.50  -2.36 
2005 03   .11  -4.89  -2.38 
2005 04  3.07  -2.88    . 9 
2005 05  6.97   2.03   4.50 
2005 07 12.53   6.00   9.26 
2005 08 15.55   8.12  11.83 
2005 12   . 5  -5.16  -2.55 
2006 01 -2.69  -6.31  -4.50 
2006 02 -3.45  -9.45  -6.45 
2006 03 -2.77  -7.71  -5.24 
2006 04  1.37  -3.83  -1.23 
2006 05  6.37    .19   3.28 
2006 12 -1.92  -7.16  -4.54 
2007 01 -2.00  -7.68  -4.84 
2007 02 -1.48  -5.62  -3.55 
2007 03  -.45  -5.83  -3.14 
2007 12 -4.92  -9.22  -7.08 
2008 01 -3.94  -8.97  -6.46 
2008 02 -1.12  -6.83  -3.97 
2008 03 -3.48  -7.97  -5.72 
2008 12 -5.80 -11.73  -8.76 
2009 01   .27  -5.24  -2.48 
2009 02 -2.33  -8.43  -5.38 
2009 03 -4.50  -9.74  -7.12 
2009 04  1.05  -4.80  -1.87 
2009 12 -3.31  -9.46  -6.38 
2010 01 -1.04  -4.58  -2.81 
2010 02  -.54  -4.48  -2.51 
2010 03 -1.16  -5.77  -3.47 
2010 12 -4.02  -7.97  -5.99 
2011 01 -2.15  -7.17  -4.66 
2011 02 -5.14 -10.09  -7.61 
2011 03 -2.98  -7.42  -5.20 
2011 06  7.12   1.66   4.39 
2011 07  9.32   3.47   6.39 
2011 12  -.48  -6.32  -3.40 
2012 01 -3.32  -8.95  -6.13 
2012 02 -1.91  -6.83  -4.37 
2012 03 -3.27  -8.56  -5.91 
2012 06  6.29   1.16   3.72 
2012 07 14.32   7.20  10.76 
2012 08 15.18   8.02  11.60 
2012 12 -5.03  -8.34  -6.68 
2013 01  -.50  -5.31  -2.90 
2013 02 -2.11  -6.50  -4.31 
2013 03  -.92  -6.27  -3.59 
2013 06  9.38   3.48   6.43 
2013 07 16.59   8.79  12.69 
2013 08 15.04   8.37  11.70 
2013 12 -3.53  -9.37  -6.45 
2014 01  2.29  -3.77   -.74 
2014 02 -6.75 -12.38  -9.56 
2014 03 -1.73  -7.02  -4.37 
