1971 01 99.99 -99.99  -1.60 
1971 02 99.99 -99.99  -1.20 
1971 03 99.99 -99.99   3.00 
1971 04 99.99 -99.99  10.70 
1971 05 99.99 -99.99  16.20 
1971 06 99.99 -99.99  19.00 
1971 07 99.99 -99.99  23.00 
1971 08 99.99 -99.99  22.00 
1971 09 99.99 -99.99  17.90 
1971 10 99.99 -99.99  12.80 
1971 11 99.99 -99.99   9.30 
1971 12 99.99 -99.99   1.60 
1972 01 99.99 -99.99    .40 
1972 02 99.99 -99.99  -1.60 
1972 03 99.99 -99.99   3.50 
1972 04 99.99 -99.99  10.20 
1972 05 99.99 -99.99  15.40 
1972 06 99.99 -99.99  20.00 
1972 07 99.99 -99.99  23.50 
1972 08 99.99 -99.99  22.60 
1972 09 99.99 -99.99  17.60 
1972 10 99.99 -99.99  14.00 
1972 11 99.99 -99.99   6.40 
1972 12 99.99 -99.99   2.30 
1973 01 99.99 -99.99    .20 
1973 02 99.99 -99.99    .80 
1973 03 99.99 -99.99   3.90 
1973 04 99.99 -99.99  11.80 
1973 05 99.99 -99.99  15.20 
1973 06 99.99 -99.99  17.90 
1973 07 99.99 -99.99  24.40 
1973 08 99.99 -99.99  25.10 
1973 09 99.99 -99.99  18.29 
1973 10 99.99 -99.99  12.60 
1973 11 99.99 -99.99   6.50 
1973 12 99.99 -99.99   -.20 
1974 01 99.99 -99.99  -1.50 
1974 02 99.99 -99.99  -1.30 
1974 03 99.99 -99.99   3.00 
1974 04 99.99 -99.99   9.80 
1974 05 99.99 -99.99  15.10 
1974 06 99.99 -99.99  17.10 
1974 07 99.99 -99.99  18.29 
1974 08 99.99 -99.99  23.00 
1974 09 99.99 -99.99  19.40 
1974 10 99.99 -99.99  13.20 
1974 11 99.99 -99.99   6.80 
1974 12 99.99 -99.99    .40 
1975 01 99.99 -99.99  -1.10 
1975 02 99.99 -99.99   -.50 
1975 03 99.99 -99.99   3.80 
1975 04 99.99 -99.99  10.70 
1975 05 99.99 -99.99  14.60 
1975 06 99.99 -99.99  18.40 
1975 07 99.99 -99.99  22.80 
1975 08 99.99 -99.99  24.20 
1975 09 99.99 -99.99  20.00 
1975 10 99.99 -99.99  14.00 
1975 11 99.99 -99.99   9.00 
1975 12 99.99 -99.99   1.30 
1976 01 -2.48 -12.38  -7.43 
1976 02  4.56  -4.52    . 1 
1976 03  8.14   -.83   3.65 
1977 03  6.96   1.35   4.15 
1977 08 24.64  18.86  21.75 
1977 12  6.76    .93   3.84 
1978 01  2.17  -3.93   -.88 
1978 02   .71  -4.21  -1.75 
1978 03  7.08   1.81   4.44 
1978 04 15.36   8.82  12.09 
1978 05 21.27  13.03  17.15 
1978 06 24.34  17.48  20.91 
1978 07 26.34  22.41  24.37 
1978 08 27.13  22.63  24.88 
1978 09 22.76  16.37  19.57 
1978 10 17.81  10.45  14.12 
1978 11 11.93   5.30   8.61 
1978 12  7.26    .68   3.97 
1979 01  4.75   -.71   2.02 
1979 02  5.19   -.78   2.20 
1979 03  9.31   3.79   6.55 
1979 04 12.62   7.38  10.00 
1979 05 19.94  12.55  16.24 
1979 06 22.87  17.77  20.32 
1979 07 25.20  20.73  22.96 
1979 08 26.86  21.14  24.00 
1979 09 22.07  16.28  19.17 
1979 10 19.35  11.71  15.53 
1979 11 11.37   4.13   7.75 
1979 12  7.66   1.55   4.60 
1980 01  1.25  -5.29  -2.02 
1980 02  1.63  -4.15  -1.26 
1980 03  7.63   2.33   4.98 
1980 04 12.03   5.93   8.97 
1980 05 21.87  13.97  17.92 
1980 06 25.57  17.82  21.69 
1980 07 23.57  19.00  21.28 
1980 08 22.04  18.79  20.41 
1980 09 22.07  15.73  18.90 
1980 10 17.24   9.76  13.50 
1980 11 12.71   6.36   9.53 
1980 12  2.36  -4.67  -1.15 
1981 01   .31  -6.45  -3.07 
1981 02  1.92  -3.24   -.66 
1981 03  6.93    .83   3.88 
1981 04 16.14   8.21  12.17 
1981 05 18.06  10.71  14.38 
1981 06 21.20  14.60  17.90 
1981 07 26.43  21.37  23.90 
1981 08 25.65  19.90  22.77 
1981 09 22.11  15.11  18.61 
1981 10 17.20  10.43  13.81 
1981 11  8.21   1.93   5.07 
1981 12  5.00  -1.21   1.89 
1982 02  2.92  -2.68    .12 
1982 03  8.26   1.62   4.94 
1982 04 15.16   6.51  10.83 
1982 08 27.13  21.88  24.50 
1982 09 24.18  15.28  19.73 
1982 11 12.16   6.06   9.10 
1983 01  3.63  -2.97    .33 
1983 02  1.97  -4.05  -1.04 
1983 04 15.59   8.22  11.91 
1983 05 20.99  12.32  16.65 
1983 06 20.36  14.93  17.64 
1983 08 26.88  21.68  24.28 
1983 09 22.97  17.59  20.27 
1983 10 17.07  11.33  14.20 
1983 11 11.41   4.16   7.78 
1983 12  5.16  -2.22   1.46 
1984 01   .87  -5.74  -2.43 
1984 02   .68  -5.63  -2.47 
1984 03  5.34    . 5   2.69 
1984 04 10.56   4.29   7.42 
1984 05 18.84  11.41  15.12 
1984 06 23.28  17.71  20.50 
1984 07 24.77  20.56  22.66 
1984 08 26.84  22.50  24.67 
1984 09 22.36  16.26  19.31 
1984 10 18.07  10.77  14.42 
1985 01   . 8  -7.18  -3.55 
1985 02  2.88  -2.21    .33 
1985 03  6.67   1.53   4.10 
1985 04 14.26   8.06  11.16 
1985 05 19.70  12.49  16.09 
1985 06 21.70  16.87  19.28 
1985 08 27.20  22.78  24.99 
1985 09 22.12  17.19  19.65 
1985 10 18.43  12.13  15.28 
1985 11  9.89   4.31   7.10 
1985 12  2.59  -3.43   -.42 
1986 02  1.19  -5.63  -2.22 
1986 03  6.48    .78   3.63 
1986 04 14.59   7.01  10.80 
1986 05 20.31  12.53  16.42 
1986 08 25.32  20.06  22.68 
1986 09 21.32  15.57  18.44 
1986 10 15.43  10.00  12.71 
1986 11 10.89   4.54   7.71 
1987 01  2.28  -4.04   -.88 
1987 02  3.60  -2.05    .77 
1987 03  6.80   1.02   3.91 
1987 04 15.58   8.13  11.85 
1987 05 21.40  13.55  17.47 
1987 06 23.67  17.17  20.42 
1987 09 22.19  15.35  18.77 
1987 10 17.78  12.10  14.94 
1987 11 11.20   4.50   7.85 
1987 12  6.52   -.28   3.12 
1988 01  3.59  -3.07    .26 
1988 02  1.05  -4.23  -1.58 
1988 04 15.80   8.93  12.36 
1988 05 20.36  13.51  16.93 
1988 06 22.46  17.16  19.81 
1988 07 23.01  19.54  21.28 
1988 08 27.09  22.28  24.68 
1988 09 22.96  17.06  20.00 
1988 10 19.50  11.80  15.65 
1988 11 10.45   3.93   7.19 
1988 12  6.02  -1.30   2.36 
1989 01  4.23  -1.59   1.32 
1989 02  4.67   -.73   1.97 
1989 04 16.16   8.85  12.50 
1989 05 21.09  13.29  17.19 
1989 06 21.75  16.21  18.98 
1989 08 25.99  20.54  23.26 
1989 10 17.81  11.15  14.48 
1989 11 11.59   6.07   8.83 
1989 12  5.69    .40   3.04 
1990 01  1.16  -4.84  -1.84 
1990 02  3.50   -.42   1.54 
1990 04 14.45   7.51  10.98 
1990 05 19.94  13.38  16.66 
1990 07 23.83  20.03  21.93 
1990 08 28.17  22.42  25.29 
1990 09 22.02  16.52  19.27 
1990 10 19.11  11.49  15.30 
1990 11 13.96   7.91  10.93 
1990 12  6.44    . 9   3.26 
1991 01  2.27  -3.54   -.63 
1991 02  2.71  -2.51    .10 
1991 03  6.74   1.58   4.16 
1991 05 19.76  12.38  16.07 
1991 07 26.13  21.36  23.74 
1991 09 23.35  17.18  20.26 
1991 10 18.29  11.12  14.70 
1991 11 12.21   5.39   8.80 
1992 03  7.75   3.13   5.44 
1992 04 15.49   8.66  12.07 
1992 05 18.87  12.27  15.57 
1992 06 21.73  16.20  18.96 
1992 07 27.24  22.46  24.84 
1992 08 23.90  20.40  22.15 
1992 09 23.08  16.92  20.00 
1992 10 17.21  11.29  14.25 
1992 11 11.49   4.92   8.21 
1992 12  6.20   -.11   3.04 
1993 01  2.77  -3.37   -.29 
1993 03  8.53   3.07   5.80 
1993 04 13.86   7.82  10.84 
1993 06 20.72  15.75  18.23 
1993 07 21.99  17.92  19.95 
1993 08 24.06  19.43  21.74 
1993 09 23.62  17.24  20.43 
1993 12  5.73   -.90   2.41 
1994 01  2.02  -3.20   -.59 
1994 02  4.30  -2.52    .89 
1994 03  7.05   1.00   4.02 
1994 04 15.80   8.50  12.15 
1994 05 20.48  13.63  17.05 
1994 06 22.76  16.53  19.64 
1994 07 29.20  23.61  26.40 
1994 08 28.53  23.34  25.93 
1994 09 24.55  17.91  21.23 
1994 10 18.23  11.58  14.90 
1994 11 12.40   6.50   9.45 
1994 12  6.81    .36   3.58 
1995 01  3.52  -3.21    .15 
1995 02  4.17  -1.20   1.48 
1995 03  6.80   1.82   4.31 
1995 04 15.74   8.13  11.93 
1995 05 19.50  12.89  16.19 
1995 06 19.86  15.54  17.70 
1995 07 26.39  21.51  23.95 
1995 08 27.35  22.55  24.95 
1995 09 22.45  16.66  19.55 
1995 10 18.96  11.81  15.39 
1995 12  5.39  -1.70   1.84 
1996 01  2.38  -4.57  -1.09 
1996 02  3.15  -3.41   -.13 
1996 03  6.92    .97   3.94 
1996 04 15.39   7.90  11.64 
1996 05 18.32  11.38  14.85 
1996 06 20.80  16.54  18.67 
1996 07 24.15  19.57  21.86 
1996 08 24.99  20.34  22.66 
1996 09 24.30  17.23  20.76 
1996 10 17.79  11.19  14.49 
1998 10 20.12  14.19  17.16 
2001 03  8.43   2.34   5.39 
2001 04 16.71   8.37  12.54 
2001 07 27.98  22.93  25.45 
2001 08 25.67  20.86  23.26 
2001 09 22.45  17.10  19.77 
2001 11 12.65   5.61   9.13 
2003 08 24.64  20.69  22.66 
2004 11 13.31   7.37  10.34 
2005 02  1.57  -3.84  -1.13 
2007 04 15.18  10.18  12.68 
2007 06 24.06  17.70  20.88 
2007 07 23.66  20.53  22.09 
2008 01  3.00  -3.17    .-8 
2008 02  4.11  -2.20    .95 
2008 03  9.35   4.09   6.72 
2008 05 20.18  13.39  16.78 
2008 06 21.59  16.32  18.95 
2008 07 27.40  23.38  25.39 
2008 08 25.82  20.97  23.39 
2008 09 23.91  17.79  20.85 
2008 10 20.20  13.55  16.87 
2008 11 11.39   5.79   8.59 
2008 12  5.87   -.68   2.59 
2009 01  1.90  -3.83   -.96 
2009 02  5.00   -.78   2.11 
2009 03  8.33   3.04   5.68 
2009 07 24.39  20.09  22.24 
2009 09 22.41  16.82  19.61 
2009 10 19.00  12.63  15.81 
2009 11  9.96   4.44   7.20 
2010 01  1.94  -4.94  -1.50 
2010 03  4.71    .33   2.52 
2010 04 12.18   5.90   9.04 
2010 05 19.45  12.47  15.96 
2010 06 24.18  18.09  21.13 
2010 07 27.22  23.40  25.31 
2010 08 27.04  23.20  25.12 
2010 09 22.19  17.45  19.82 
2010 10 16.64  11.41  14.02 
2010 11 11.07   4.60   7.83 
2010 12  5.14   -.92   2.10 
2011 02  3.21  -2.30    .45 
2011 08 26.52  22.69  24.60 
2011 09 22.57  17.44  20.00 
2011 10 18.09  11.22  14.65 
2011 11 12.84   7.74  10.29 
2011 12  3.39  -2.46    .46 
2012 01  1.33  -4.06  -1.36 
2012 02  2.50  -3.97   -.73 
2012 03  6.21    .95   3.58 
2012 04 15.21   8.10  11.66 
2012 05 19.81  13.63  16.71 
2012 06 22.39  18.20  20.29 
2012 07 26.20  21.45  23.82 
2012 08 25.52  21.71  23.61 
2012 09 22.76  16.81  19.78 
2012 10 19.50  12.40  15.95 
2012 11 10.25   4.17   7.21 
2012 12  1.76  -4.14  -1.18 
2013 01  1.66  -4.33  -1.33 
2013 02  2.82  -2.87    .-2 
2013 03  8.85   1.95   5.40 
2013 04 12.64   6.91   9.77 
2013 05 19.82  13.76  16.79 
2013 06 22.77  18.29  20.53 
2013 07 27.52  23.22  25.37 
2013 08 29.88  24.80  27.34 
2013 09 22.25  17.45  19.85 
2013 10 18.53  12.30  15.41 
2013 11 11.24   5.07   8.15 
2013 12  5.88   -.60   2.64 
