1967 02 -3.38  -8.14  -5.76 
1967 07  9.74   3.76   6.75 
1967 08 11.52   5.38   8.45 
1967 09  9.35   3.97   6.66 
1967 10  2.75  -1.46    .64 
1968 01 -5.56 -10.86  -8.21 
1968 02 -4.89 -11.18  -8.03 
1968 03 -2.03  -7.40  -4.71 
1968 04  1.64  -5.17  -1.76 
1968 05  3.95  -1.95   1.00 
1968 06  9.49   3.48   6.48 
1968 07 12.52   5.23   8.87 
1968 08 14.85   6.98  10.91 
1968 09  9.45   4.25   6.85 
1968 10  3.05  -1.40    .82 
1968 11 -1.67  -6.12  -3.89 
1968 12 -4.21  -9.41  -6.81 
1969 01 -3.95  -8.32  -6.13 
1969 02 -7.38 -12.91 -10.14 
1969 03 -5.04 -11.31  -8.17 
1969 04   .50  -4.73  -2.11 
1969 05  6.19   -.22   2.98 
1969 06 12.94   5.71   9.32 
1969 07 11.14   5.63   8.38 
1969 08 15.59   8.89  12.24 
1969 09  8.08   3.16   5.62 
1969 11 -3.66  -8.89  -6.28 
1970 02 -8.30 -14.46 -11.38 
1970 03 -4.25  -9.89  -7.07 
1970 04  -.58  -7.51  -4.05 
1970 05  6.36    .20   3.28 
1970 06 15.20   6.09  10.64 
1970 09  6.85   2.06   4.45 
1970 10  2.54  -1.16    .69 
1970 11 -2.17  -7.12  -4.64 
1973 01 -1.39  -5.81  -3.60 
1973 02 -3.36  -8.66  -6.01 
1973 03   .38  -4.89  -2.25 
1974 12 -1.22  -6.31  -3.76 
1975 01 -1.70  -6.68  -4.19 
1975 02 -1.12  -6.72  -3.91 
1975 03 -1.70  -8.79  -5.24 
1975 04  -.81  -6.79  -3.80 
1975 05  5.65   -.52   2.56 
1975 06  8.42   2.55   5.48 
1975 07 14.12   6.68  10.40 
1975 08 14.84   8.76  11.80 
1975 09  6.94   2.57   4.75 
1975 10  4.17    .10   2.13 
1975 11   .50  -3.13  -1.31 
1975 12 -1.26  -6.91  -4.08 
1976 01 -5.53 -11.05  -8.29 
1976 02 -3.05  -8.12  -5.58 
1976 03 -4.62 -11.06  -7.84 
1976 04   . 0  -5.25  -2.62 
1976 05  6.14    .65   3.39 
1976 06  9.64   3.19   6.42 
1976 07 13.37   6.46   9.91 
1976 08 14.41   7.10  10.75 
1976 09  6.40   1.73   4.06 
1976 10  1.68  -1.67    . 0 
1976 11  -.77  -4.96  -2.86 
1976 12 -6.03 -10.88  -8.45 
1977 01 -6.07 -10.51  -8.29 
1977 02 -6.81 -11.32  -9.06 
1977 03  -.47  -5.64  -3.05 
1977 04 -2.05  -7.69  -4.87 
1977 05  6.70    .32   3.51 
1977 06 11.35   4.08   7.71 
1977 07 13.19   6.76   9.97 
1977 08 11.78   6.40   9.09 
1977 09  6.83   1.63   4.23 
1977 10  5.19   1.37   3.28 
1977 11 -1.28  -5.45  -3.36 
1977 12 -1.84  -6.43  -4.13 
1978 01 -4.10  -8.76  -6.43 
1978 02 -7.69 -12.60 -10.14 
1978 03 -3.25  -8.01  -5.63 
1978 04   . 9  -6.65  -3.28 
1978 05  6.84    .67   3.75 
1978 06 11.52   4.84   8.18 
1978 07 11.31   5.70   8.50 
1978 08 11.69   6.69   9.18 
1978 09  5.17   1.79   3.48 
1978 10  4.60    .24   2.41 
1978 11   .99  -3.46  -1.23 
1978 12 -7.03 -12.26  -9.64 
1979 01 -7.71 -12.79 -10.25 
1979 02 -5.70 -10.94  -8.32 
1979 03 -3.93  -8.53  -6.23 
1979 04  -.25  -3.80  -2.02 
1979 05  2.67  -2.63    . 1 
1979 06 11.04   4.38   7.71 
1979 07 10.50   4.59   7.54 
1979 08 10.39   5.19   7.79 
1979 09  6.07   1.69   3.88 
1979 10  3.06  -1.07    .99 
1979 11 -1.92  -6.27  -4.09 
1979 12 -4.91  -9.17  -7.04 
1980 01 -7.36 -12.02  -9.69 
1980 02 -4.14  -9.67  -6.90 
1980 03 -5.62  -9.77  -7.69 
1980 04  2.24  -3.91   -.83 
1980 05  8.17   1.28   4.72 
1980 06 12.42   6.09   9.25 
1980 07 13.59   8.01  10.80 
1980 08 10.86   6.45   8.65 
1980 09  8.79   4.40   6.59 
1980 10   .50  -3.65  -1.57 
1980 11 -2.08  -7.70  -4.89 
1980 12 -2.74  -6.92  -4.83 
1981 01 -4.91 -10.52  -7.71 
1981 02 -5.17 -10.92  -8.04 
1981 03 -2.67  -8.92  -5.79 
1981 04  1.04  -5.43  -2.19 
1981 05  6.85   1.35   4.10 
1981 06  8.72   3.35   6.03 
1981 07 11.31   6.02   8.66 
1981 08 10.84   5.50   8.17 
1981 09  8.78   4.34   6.56 
1981 10  1.38  -2.09   -.35 
1981 11 -1.33  -5.65  -3.49 
1981 12 -8.93 -13.68 -11.31 
1982 01 -4.76  -9.64  -7.20 
1982 02 -1.04  -6.51  -3.78 
1982 03 -1.96  -5.69  -3.82 
1982 04   .72  -4.13  -1.70 
1982 05  4.46   -.35   2.05 
1982 06 10.80   3.88   7.34 
1982 07 14.88   7.24  11.06 
1982 08 11.64   6.30   8.97 
1982 09  6.70   2.59   4.64 
1982 10  2.93   -.21   1.36 
1982 11   . 7  -4.17  -2.05 
1982 12 -2.65  -6.74  -4.69 
1983 01 -1.44  -5.90  -3.67 
1983 02 -5.00 -10.47  -7.73 
1983 03 -2.11  -6.99  -4.55 
1983 04   .44  -4.36  -1.96 
1983 05  4.28    .55   2.41 
1983 06  8.93   2.84   5.89 
1983 07 12.75   5.73   9.24 
1983 08 12.82   6.40   9.60 
1983 09  6.70   2.87   4.78 
1983 10  2.77  -1.25    .76 
1984 07 13.03   6.47   9.75 
1984 08 13.30   7.20  10.25 
1984 09  6.61   2.43   4.52 
1984 10  3.67    .22   1.94 
1985 06 10.94   4.41   7.67 
1985 07 12.07   6.45   9.26 
1985 08  9.78   5.51   7.64 
1985 09  5.58    .75   3.16 
1985 10  5.91   1.60   3.75 
1986 06 12.86   5.60   9.22 
1986 07 11.84   5.62   8.72 
1986 08  9.31   4.57   6.94 
1986 09  3.87   -.32   1.77 
1986 10  3.31   -.55   1.38 
1987 06  7.71   1.98   4.84 
1987 07 11.89   5.49   8.69 
1987 08  9.60   4.55   7.08 
1987 09  6.15   1.19   3.67 
1987 10  3.61   -.30   1.65 
1988 05  6.49   1.69   4.09 
1988 06 15.51   6.87  11.19 
1988 07 11.10   6.41   8.75 
1988 08 10.60   5.89   8.24 
1988 09  7.65   3.52   5.58 
1988 10  2.69  -1.40    .64 
1989 05  3.93   -.88   1.52 
1989 06  9.46   2.83   6.14 
1989 07 13.06   5.52   9.29 
1989 08  9.16   4.41   6.78 
1989 09  7.77   2.79   5.28 
1989 10  3.33   -.57   1.38 
1990 05  7.39   1.35   4.37 
1990 06 10.42   4.55   7.48 
1990 07 11.85   5.31   8.58 
1990 08 11.50   6.09   8.79 
1990 09  5.89   1.37   3.63 
1990 10  4.62    .22   2.41 
1991 05  4.54  -1.27   1.63 
1991 06  6.56   1.13   3.84 
1991 07 14.90   7.54  11.21 
1991 08 11.88   6.78   9.33 
1991 09  7.01   2.25   4.63 
1991 10  4.16   -.47   1.84 
1992 05  6.61   1.44   4.02 
1992 06 11.72   5.07   8.39 
1992 07 10.92   5.15   8.03 
1992 08  9.16   4.50   6.83 
1992 09  7.62   3.50   5.56 
1992 10   .75  -3.95  -1.60 
1993 05  7.62   1.85   4.73 
1993 06  9.35   1.96   5.65 
1993 07  9.38   3.98   6.68 
1993 08  8.64   3.80   6.22 
1993 09  5.85   1.32   3.58 
1993 10  1.97  -1.78    . 9 
1994 05  5.27    .-2   2.62 
1994 06  5.90   1.40   3.65 
1994 07 15.84   7.75  11.79 
1994 08 11.77   6.54   9.15 
1994 09  6.69   2.07   4.38 
1994 10  1.24  -2.40   -.58 
1995 05  4.02  -1.25   1.38 
1995 06 10.27   4.03   7.15 
1995 07 12.26   5.50   8.88 
1995 08 14.47   6.93  10.70 
1995 09  7.59   3.11   5.35 
1995 10  5.66    .68   3.16 
1997 07 14.59   7.87  11.23 
1997 08 16.45   9.67  13.06 
1997 09  7.80   3.08   5.44 
1997 10  1.53  -2.69   -.58 
1997 11 -1.10  -4.40  -2.75 
1997 12 -1.37  -5.26  -3.31 
1998 01 -2.45  -7.06  -4.75 
1998 02  -.32  -4.64  -2.48 
1998 03 -2.67  -8.14  -5.40 
1998 04   . 8  -3.77  -1.84 
1998 05  6.98    .67   3.82 
1998 06  9.26   3.42   6.34 
1998 07 10.08   5.15   7.61 
1998 08  9.95   4.94   7.45 
1998 09  9.95   5.42   7.68 
1998 10  1.78  -2.22   -.22 
1998 11 -3.89  -8.10  -5.99 
1998 12 -1.95  -6.20  -4.07 
1999 01 -3.74  -7.88  -5.81 
1999 02 -3.92  -8.92  -6.42 
1999 03 -1.76  -6.35  -4.05 
1999 04  2.19  -2.48   -.14 
1999 05  4.65  -1.29   1.68 
1999 06  8.80   3.11   5.95 
1999 07 13.05   6.07   9.56 
1999 08 13.04   6.47   9.75 
1999 09 10.58   6.63   8.60 
1999 10  3.14   -.74   1.20 
1999 11  2.66  -2.21    .22 
1999 12 -3.65  -8.50  -6.07 
2000 01 -1.31  -6.67  -3.99 
2000 02 -3.01  -7.64  -5.32 
2000 03 -1.72  -7.45  -4.58 
2000 04  2.53  -2.30    .11 
2000 05  7.55   1.66   4.60 
2000 07 12.80   6.31   9.55 
2000 08 10.55   5.42   7.98 
2000 09  7.87   3.68   5.77 
2000 10  5.05   1.82   3.43 
2000 11   .90  -1.87   -.48 
2002 05  7.38   1.65   4.51 
2002 06 10.77   4.90   7.83 
2002 07 12.50   7.04   9.77 
2002 08 16.57  10.41  13.49 
2002 09  9.88   5.03   7.45 
2002 10   . 1  -3.65  -1.82 
2002 11 -2.94  -7.78  -5.36 
2002 12 -5.03 -10.22  -7.62 
2003 01 -2.60  -8.08  -5.34 
2003 02  -.82  -6.91  -3.86 
2003 03   .70  -5.30  -2.30 
2003 04  3.59  -3.14    .22 
2003 05  4.44   -.92   1.76 
2003 06 10.85   4.46   7.66 
2003 07 15.04   8.60  11.82 
2003 08 13.14   7.27  10.20 
2003 09  8.05   3.67   5.86 
2003 10  1.34  -3.09   -.87 
2003 11  1.46  -2.85   -.69 
2003 12 -1.39  -6.56  -3.97 
2004 01 -4.69  -9.81  -7.25 
2004 02 -1.96  -7.80  -4.88 
2004 03  -.87  -6.77  -3.82 
2004 04  2.79  -2.00    .39 
2004 05  6.38    .67   3.52 
2004 06  9.29   3.46   6.37 
2004 07 11.34   5.43   8.38 
2004 08 13.57   8.62  11.09 
2004 09  8.52   3.35   5.93 
2004 10  2.93   -.56   1.18 
2004 11  -.34  -5.08  -2.71 
2004 12  -.75  -5.51  -3.13 
2005 01 -1.73  -6.52  -4.12 
2005 02 -3.81  -9.08  -6.44 
2005 03  -.75  -7.31  -4.02 
2005 04  3.48  -3.40    . 3 
2005 05  4.37  -1.26   1.55 
2005 06  8.08   2.16   5.12 
2005 07 14.61   7.55  11.08 
2005 08 11.35   5.85   8.60 
2005 09  8.47   3.33   5.90 
2005 10  6.88   1.47   4.17 
2005 11  1.34  -3.49  -1.07 
2005 12 -2.62  -7.44  -5.02 
2006 01 -2.67  -7.94  -5.30 
2006 02 -2.41  -7.75  -5.08 
2006 03 -4.91 -11.48  -8.19 
2006 04   .55  -5.71  -2.58 
2006 05  5.51    .31   2.91 
2006 06 12.16   4.41   8.28 
2006 07 16.31   9.39  12.85 
2006 08 14.57   8.72  11.64 
2006 09 11.50   6.92   9.21 
2006 10  5.78   1.72   3.75 
2006 11  1.35  -2.56   -.60 
2006 12   .91  -2.97  -1.03 
2007 01 -2.03  -7.14  -4.58 
2007 02 -4.96  -9.97  -7.47 
2007 03   .93  -6.13  -2.60 
2007 04  4.31  -2.43    .93 
2007 05  5.89    .49   3.19 
2007 06 12.15   4.67   8.41 
2007 07 10.70   6.02   8.35 
2007 08 11.71   6.41   9.05 
2007 09  6.76   1.59   4.17 
2007 10  5.86   -.44   2.71 
2007 11  -.39  -5.99  -3.18 
2007 12   .-5  -5.75  -2.90 
2008 01 -1.70  -6.50  -4.10 
2008 02   .11  -5.31  -2.60 
2008 03 -2.65  -8.33  -5.49 
2008 04  3.58  -3.66    .-4 
2008 05  7.95   1.35   4.65 
2008 06  9.68   3.45   6.56 
2008 07 14.60   7.34  10.97 
2008 08  7.13   3.85   5.49 
2008 09  7.69   3.12   5.40 
2008 10  2.85  -1.02    .91 
2008 11   .73  -4.98  -2.12 
2008 12 -1.89  -6.38  -4.13 
2009 01 -2.06  -7.09  -4.57 
2009 02 -2.33  -7.91  -5.12 
2009 03   .23  -5.45  -2.61 
2009 04  7.41    .89   4.15 
2009 05  7.32   1.35   4.33 
2009 06 12.27   4.36   8.31 
2009 07 14.49   8.62  11.55 
2009 08 12.85   7.62  10.23 
2009 09  9.78   4.81   7.29 
2009 10  3.00  -2.25    .37 
2009 11  1.47  -2.82   -.67 
2009 12 -3.95  -8.46  -6.20 
2010 01 -6.30 -11.73  -9.01 
2010 02 -5.22 -11.19  -8.20 
2010 03   .-7  -5.12  -2.59 
2010 04  3.21  -3.04    . 8 
2010 05  6.89   -.49   3.19 
2010 06 12.46   4.19   8.33 
2010 07 14.61   8.21  11.41 
2010 08 13.13   8.00  10.56 
2010 09  8.64   3.16   5.90 
2010 10  4.25  -1.00   1.62 
2010 11 -3.51 -10.21  -6.86 
2010 12 -7.39 -14.45 -10.92 
2011 01 -2.06  -7.41  -4.73 
2011 02 -4.58  -9.55  -7.06 
2011 03 -1.07  -7.21  -4.14 
2011 04  7.11    .44   3.77 
2011 05  6.12    .52   3.32 
2011 06 11.33   5.05   8.19 
2011 07 14.98   9.10  12.04 
2011 08 12.64   7.47  10.05 
2011 09  9.25   4.94   7.09 
2011 10  5.50    .52   3.01 
2011 11  5.45    . 1   2.73 
2011 12 -1.22  -6.30  -3.76 
2012 01 -3.54  -7.66  -5.60 
2012 02 -2.17  -7.60  -4.88 
2012 03  2.80  -2.24    .27 
2012 04  1.55  -4.78  -1.61 
2012 05  7.37    .92   4.14 
2012 06  9.47   2.84   6.15 
2012 07 11.97   6.50   9.23 
2012 08 13.03   7.28  10.15 
2012 09  6.93   2.40   4.66 
2012 10  2.42  -1.61    .40 
2012 11  1.45  -2.36   -.45 
2012 12 -6.32 -13.09  -9.70 
2013 01 -4.52  -9.60  -7.06 
2013 02 -4.83 -10.05  -7.44 
2013 03 -5.06 -12.06  -8.56 
2013 04   .16  -6.36  -3.10 
2013 05  7.31   1.14   4.22 
2013 06 10.13   3.79   6.96 
2013 07 14.45   7.56  11.00 
2013 08 12.02   6.34   9.18 
2013 09  8.53   3.91   6.22 
2013 10  5.77    .86   3.31 
2013 11   .-6  -4.67  -2.36 
2013 12  -.21  -4.85  -2.53 
2014 01 -5.82  -9.51  -7.66 
2014 02 -1.57  -4.92  -3.24 
2014 03   .90  -3.87  -1.48 
2014 04  4.42  -1.96   1.23 
