1965 01 -4.82 -11.90  -8.35 
1965 05  5.47    .19   2.83 
1965 06 13.18   7.82  10.50 
1965 07 16.56  11.64  14.10 
1965 08 14.83  10.63  12.73 
1965 09 12.91   9.25  11.08 
1965 10  7.38   2.86   5.12 
1965 11 -2.07  -6.62  -4.34 
1965 12 -7.58 -14.45 -11.01 
1966 06 14.77   8.97  11.87 
1966 07 18.91  14.11  16.51 
1966 08 16.59  12.17  14.38 
1966 09  9.64   5.35   7.49 
1966 10  4.51    .98   2.74 
1966 11  2.27  -1.19    .53 
1966 12 -1.94  -6.18  -4.06 
1967 01 -9.83 -19.04 -14.44 
1967 05  4.96   -.41   2.27 
1967 06 13.15   6.98  10.06 
1967 07 16.12  10.97  13.54 
1967 08 16.11  12.12  14.11 
1967 09 13.80  10.20  12.00 
1967 10  7.24   3.42   5.33 
1967 11  4.35   1.61   2.98 
1967 12 -7.17 -13.76 -10.46 
1968 05  4.44    .23   2.33 
1968 06 13.45   8.34  10.89 
1968 07 16.94  12.08  14.51 
1968 08 16.39  11.18  13.78 
1968 09 10.00   6.25   8.12 
1968 10  1.47  -2.15   -.34 
1968 11 -1.34  -5.48  -3.41 
1968 12   .17  -4.59  -2.21 
1969 01 -6.08 -13.23  -9.65 
1969 06 14.67   9.87  12.27 
1969 07 16.82  12.44  14.62 
1969 08 17.62  13.21  15.42 
1969 09 11.48   7.54   9.51 
1969 10  7.06   3.55   5.30 
1969 11   .21  -3.78  -1.78 
1969 12 -3.26  -9.43  -6.35 
1970 01 -6.19 -11.72  -8.95 
1970 06 16.31  10.14  13.22 
1970 07 16.75  12.04  14.39 
1970 08 17.50  13.25  15.37 
1970 09 10.22   6.79   8.50 
1970 10  5.46   2.38   3.92 
1970 11 -1.11  -4.71  -2.91 
1970 12  -.64  -4.98  -2.81 
1971 01 -3.17  -9.06  -6.11 
1971 02 -6.84 -12.33  -9.58 
1971 03 -6.77 -15.12 -10.94 
1971 04  1.11  -5.20  -2.04 
1971 05  5.84    .45   3.14 
1971 06 14.25   8.45  11.35 
1971 07 16.69  12.39  14.54 
1971 08 15.67  11.55  13.61 
1971 09 10.75   6.62   8.68 
1971 10  5.76   2.14   3.95 
1971 11 -1.09  -6.05  -3.57 
1971 12  -.94  -6.22  -3.58 
1972 01 -5.70 -11.36  -8.53 
1972 02 -5.37 -14.12  -9.74 
1972 03 -2.50  -9.93  -6.21 
1972 04  1.12  -3.19  -1.03 
1972 05  5.78    .75   3.26 
1972 06 13.89   8.83  11.36 
1972 07 21.15  15.94  18.54 
1972 08 16.19  11.34  13.76 
1972 09 11.21   7.39   9.30 
1972 10  6.49   2.93   4.71 
1972 11  1.08  -3.00   -.96 
1972 12  1.97   -.92    .52 
1973 01   .86  -3.87  -1.50 
1973 02 -2.78  -9.04  -5.91 
1973 03  -.15  -6.79  -3.47 
1973 04  1.37  -2.34   -.48 
1973 05  6.10   1.91   4.00 
1973 06 14.44   9.60  12.02 
1973 07 21.09  16.43  18.76 
1973 08 15.78  11.32  13.54 
1973 09  9.13   5.84   7.48 
1973 10  3.76   -.20   1.78 
1973 11  -.96  -5.69  -3.32 
1973 12 -4.81 -12.67  -8.74 
1974 01 -1.68  -8.79  -5.23 
1974 02 -3.30 -11.75  -7.52 
1974 03 -1.40  -9.60  -5.50 
1974 04  2.91  -3.25   -.16 
1974 05  6.31   1.28   3.79 
1974 06 15.92  10.22  13.07 
1974 07 16.52  12.68  14.60 
1974 08 16.45  12.30  14.37 
1974 09 12.30   9.39  10.85 
1974 10  5.99   2.88   4.43 
1974 11   .82  -3.15  -1.16 
1974 12   .21  -3.86  -1.82 
1975 01 -2.17  -7.81  -4.98 
1975 02  -.71  -5.35  -3.03 
1975 03   .67  -3.14  -1.23 
1975 04  1.81  -2.63   -.41 
1975 05  8.74   3.25   5.99 
1975 06 12.88   7.78  10.33 
1975 07 16.45  11.45  13.95 
1975 08 16.20  11.22  13.71 
1975 09 12.33   8.63  10.48 
1975 10  7.40   3.51   5.45 
1975 11  3.42   -.86   1.28 
1975 12  -.34  -6.50  -3.42 
1976 01 -7.90 -17.32 -12.61 
1976 02 -4.94 -11.61  -8.27 
1976 03 -5.09 -12.96  -9.02 
1976 04  1.80  -4.40  -1.30 
1976 05  8.05   2.81   5.43 
1976 06 14.18   8.60  11.39 
1976 07 16.28  11.32  13.80 
1976 08 17.70  12.35  15.02 
1976 09  9.13   4.53   6.83 
1976 10  3.97   1.15   2.56 
1976 11   .61  -3.02  -1.20 
1976 12 -3.89  -8.68  -6.28 
1977 01 -5.80 -11.67  -8.73 
1977 02 10.83 -19.02 -14.92 
1977 03 -1.73 -10.24  -5.98 
1977 04  -.24  -5.68  -2.95 
1977 05  5.58    .40   2.99 
1977 06 11.71   6.78   9.24 
1977 07 14.39  10.28  12.33 
1977 08 15.38  11.51  13.44 
1977 09 10.38   6.68   8.53 
1977 10  5.18   1.85   3.51 
1977 11   .85  -2.63   -.89 
1977 12 -1.16  -4.82  -2.99 
1978 01 -4.59 -12.62  -8.60 
1978 02 10.80 -19.64 -15.21 
1978 03 -3.38  -9.54  -6.46 
1978 04   .52  -7.04  -3.26 
1978 05  6.82   -.52   3.14 
1978 06 13.43   8.37  10.90 
1978 07 16.70  12.03  14.36 
1978 08 15.45  11.53  13.49 
1978 09 10.56   7.47   9.01 
1978 10  5.48   1.68   3.58 
1978 11  1.51  -2.33   -.40 
1978 12 10.33 -17.07 -13.70 
1979 01 10.30 -18.64 -14.46 
1979 02 -8.59 -16.84 -12.71 
1979 03 -2.63  -7.96  -5.29 
1979 04   .39  -5.44  -2.52 
1979 05  5.86    . 8   2.97 
1979 06 14.50   9.01  11.75 
1979 07 17.66  13.54  15.60 
1979 08 17.40  13.59  15.49 
1979 09 11.89   7.58   9.73 
1979 10  4.65   1.01   2.83 
1979 11  1.77  -1.43    .17 
1979 12 -1.94  -5.74  -3.84 
1980 01 -7.26 -14.14 -10.70 
1980 02 10.66 -20.49 -15.57 
1980 03 -6.74 -14.38 -10.56 
1980 04  2.65  -2.97   -.15 
1980 05  7.36   2.11   4.73 
1980 06 15.67  10.60  13.13 
1980 07 19.42  14.72  17.07 
1980 08 16.90  12.83  14.86 
1980 09 12.64   9.39  11.01 
1980 10  5.24   2.07   3.65 
1980 11 -1.98  -6.50  -4.23 
1996 05  5.52    .58   3.05 
1996 07 15.62  12.09  13.85 
1996 08 17.58  14.49  16.03 
1996 09 11.81   8.13   9.97 
1996 10  7.41   4.77   6.09 
1996 11  1.88  -3.16   -.64 
1996 12 -2.92  -7.60  -5.26 
1997 01 -1.14  -8.45  -4.79 
1997 02 -3.80  -9.22  -6.51 
1997 03  -.86  -7.12  -3.99 
1997 04   .77  -6.76  -2.99 
1997 05  5.26   1.33   3.29 
1997 06 13.91   9.07  11.49 
1997 07 20.29  16.02  18.15 
1997 08 17.21  13.50  15.36 
1997 09 12.41   9.18  10.79 
1997 11   .33  -3.03  -1.35 
1997 12 -2.35  -7.10  -4.73 
1998 01 -2.85  -9.95  -6.39 
1998 02 -5.56 -14.88 -10.22 
1998 03 -3.26  -9.93  -6.60 
1998 04  -.37  -6.65  -3.51 
1998 05  6.54   2.22   4.38 
1998 06 12.33   8.18  10.25 
1998 07 17.89  14.02  15.95 
1998 08 15.31  12.35  13.83 
1998 09 11.72   8.67  10.19 
1998 10  6.53   3.39   4.96 
1998 11   . 0  -3.79  -1.89 
1998 12 -1.60  -6.09  -3.84 
1999 01 -7.45 -15.22 -11.33 
1999 06 13.19   9.02  11.10 
1999 07 16.92  12.88  14.90 
1999 08 15.07  10.84  12.95 
1999 09 12.35   9.50  10.92 
1999 10  7.55   4.52   6.03 
2000 05  7.25   2.66   4.95 
2000 06 13.09   8.55  10.82 
2000 07 17.75  14.14  15.94 
2000 08 16.18  13.06  14.62 
2000 09 11.79   8.51  10.14 
2000 10  8.82   6.56   7.68 
2000 12   .-5  -3.99  -2.02 
2001 01  -.76  -4.61  -2.68 
2001 02 -7.64 -14.34 -10.99 
2001 03 -5.23 -14.63  -9.93 
2001 04  1.62  -4.88  -1.63 
2001 05  7.44   2.53   4.98 
2001 06 14.21  10.02  12.11 
2001 07 17.02  13.24  15.13 
2001 08 15.25  12.40  13.82 
2001 09 13.22  10.10  11.66 
2001 10  7.60   4.44   6.02 
2001 11  1.95  -2.44   -.24 
2001 12 -3.28  -7.38  -5.33 
2002 01 -4.35 -10.42  -7.38 
2002 02 -1.85  -6.99  -4.42 
2002 03 -2.32 -10.16  -6.24 
2002 04  2.50  -1.88    .31 
2002 05  8.81   4.00   6.40 
2002 06 16.61  12.53  14.57 
2002 07 18.61  15.20  16.90 
2002 08 19.43  15.67  17.54 
2002 09 11.85   7.53   9.69 
2002 10  3.36    .-9   1.63 
2002 11 -1.84  -5.82  -3.83 
2002 12 -5.21 -10.96  -8.08 
2003 01 -9.09 -17.19 -13.14 
2003 02 -1.61  -9.30  -5.45 
2003 03   .80  -4.44  -1.82 
2003 04  1.51  -3.84  -1.16 
2003 05  7.03   2.27   4.65 
2003 06 14.38   9.87  12.12 
2003 07 20.55  16.68  18.61 
2003 08 17.31  13.66  15.48 
2003 09 12.02   8.37  10.19 
2003 10  5.28   2.35   3.82 
2003 11  1.47  -1.88   -.20 
2003 12  -.74  -5.80  -3.27 
2004 01 -4.29 -10.16  -7.22 
2004 02 -4.14 -13.68  -8.91 
2004 03 -1.42  -8.79  -5.10 
2004 04  1.35  -4.90  -1.77 
2004 05  7.70   2.58   5.14 
2004 06 12.98   8.63  10.80 
2004 07 16.83  13.67  15.25 
2004 08 16.95  13.41  15.18 
2004 09 12.10   8.63  10.36 
2004 10  6.45   3.21   4.83 
2004 11  1.00  -3.09  -1.04 
2004 12   .67  -3.11  -1.21 
2005 01  -.20  -3.75  -1.97 
2005 02 -2.87  -8.39  -5.63 
2005 03 -3.12 -10.74  -6.93 
2005 04  2.80  -2.57    .11 
2005 05  6.20   2.32   4.25 
2005 06 13.63   9.18  11.41 
2005 07 19.14  15.02  17.08 
2005 08 17.04  13.60  15.32 
2005 09 11.90   8.53  10.21 
2005 10  7.60   4.54   6.07 
2005 12 -1.05  -5.61  -3.33 
2006 01 -1.03  -5.70  -3.36 
2006 03 -6.21 -13.39  -9.80 
2006 04  1.59  -2.54   -.47 
2006 06 12.87   8.76  10.81 
2006 07 16.91  12.66  14.78 
2006 08 19.94  16.36  18.15 
2006 09 14.59  10.40  12.49 
2006 10  5.94   2.48   4.21 
2007 01 -2.24  -7.73  -4.98 
2007 02 -7.93 -15.30 -11.61 
2007 03   .-5  -7.20  -3.62 
2007 05  7.92   3.79   5.85 
2007 06 15.53  10.89  13.21 
2007 07 17.24  13.87  15.55 
2007 08 16.62  13.25  14.93 
2007 09 11.50   8.41   9.95 
2007 10  7.94   5.39   6.66 
2007 11  2.16  -1.55    .30 
2008 01   .15  -2.93  -1.39 
2008 02  -.15  -3.79  -1.97 
2008 03 -2.28  -7.83  -5.05 
2008 04  2.00  -1.99    . 0 
2008 05  8.54   3.41   5.97 
2008 06 13.61   9.89  11.75 
2008 07 17.62  13.69  15.66 
2008 08 15.46  12.11  13.78 
2008 09 11.66   8.66  10.16 
2008 10  7.28   4.40   5.84 
2008 11  2.41  -2.02    .19 
2009 02 -7.28 -14.01 -10.64 
2009 03 -1.95  -8.55  -5.25 
2009 05 10.46   4.58   7.52 
2009 06 14.18   9.45  11.81 
2009 07 17.01  13.49  15.25 
2009 08 17.51  14.28  15.89 
2009 09 13.16   9.84  11.50 
2009 10  5.23   1.67   3.45 
2009 11  3.36    .57   1.96 
2009 12 -2.73  -7.12  -4.92 
2010 01 -6.90 -12.72  -9.81 
2010 02 10.65 -20.04 -15.35 
2010 03 -4.46 -13.80  -9.13 
2010 04  2.33  -2.98   -.32 
2010 05  9.31   2.81   6.06 
2010 06 13.39   9.39  11.39 
2010 07 17.25  13.59  15.42 
2010 08 15.67  12.34  14.00 
2010 09 12.51   9.14  10.82 
2010 10  6.84   3.80   5.32 
2010 11 -2.33  -6.04  -4.19 
2010 12 -6.96 -13.33 -10.14 
2011 01 -5.62 -14.68 -10.14 
2011 02 10.98 -19.19 -15.08 
2011 03  -.97 -10.07  -5.52 
2011 04  3.85  -1.13   1.35 
2011 06 15.74  10.65  13.19 
2011 07 19.14  15.57  17.35 
2011 08 16.64  13.86  15.25 
2011 09 13.80  10.80  12.30 
2011 10  8.43   5.33   6.88 
2011 11  6.05   2.56   4.30 
2011 12  2.62   -.37   1.12 
