1976 10 99.99 -99.99   9.24 
1976 11 99.99 -99.99   5.07 
1976 12 99.99 -99.99   -.24 
1977 01 99.99 -99.99   -.20 
1977 02 99.99 -99.99   2.56 
1977 03 99.99 -99.99   5.80 
1977 04 99.99 -99.99   5.87 
1977 05 99.99 -99.99  11.58 
1977 06 99.99 -99.99  16.25 
1977 07 99.99 -99.99  16.59 
1977 08 99.99 -99.99  16.25 
1977 09 99.99 -99.99  12.01 
1977 10 99.99 -99.99   9.91 
1977 11 99.99 -99.99   6.13 
1977 12 99.99 -99.99   3.02 
1978 01 99.99 -99.99   1.42 
1978 02 99.99 -99.99  -1.70 
1978 03 99.99 -99.99   5.35 
1978 04 99.99 -99.99   6.27 
1978 05 99.99 -99.99  12.59 
1978 06 99.99 -99.99  15.43 
1978 07 99.99 -99.99  15.73 
1978 08 99.99 -99.99  16.10 
1978 09 99.99 -99.99  12.37 
1978 10 99.99 -99.99   9.93 
1978 11 99.99 -99.99   5.81 
1978 12 99.99 -99.99   -.63 
1979 01 99.99 -99.99  -4.56 
1979 02 99.99 -99.99  -3.45 
1979 03 99.99 -99.99   3.18 
1979 04 99.99 -99.99   7.03 
1979 05 99.99 -99.99  12.90 
1979 06 99.99 -99.99  17.06 
1979 07 99.99 -99.99  14.95 
1979 08 99.99 -99.99  16.06 
1979 09 99.99 -99.99  13.44 
1979 10 99.99 -99.99   7.78 
1979 11 99.99 -99.99   4.12 
1979 12 99.99 -99.99   4.04 
1980 01 99.99 -99.99  -3.66 
1980 02 99.99 -99.99    .96 
1980 03 99.99 -99.99   2.38 
1980 04 99.99 -99.99   6.20 
1980 05 99.99 -99.99  10.55 
1980 06 99.99 -99.99  15.39 
1980 07 99.99 -99.99  15.92 
1980 08 99.99 -99.99  16.59 
1980 09 99.99 -99.99  13.49 
1980 10 99.99 -99.99   8.59 
1980 11 99.99 -99.99   3.99 
1980 12 99.99 -99.99   1.65 
1981 01 99.99 -99.99   -.63 
1981 02 99.99 -99.99    .66 
1981 03 99.99 -99.99   6.54 
1981 04 99.99 -99.99   7.26 
1981 05 99.99 -99.99  14.54 
1981 06 99.99 -99.99  15.65 
1981 07 99.99 -99.99  16.98 
1981 08 99.99 -99.99  16.69 
1981 09 99.99 -99.99  13.78 
1981 10 99.99 -99.99   8.12 
1981 11 99.99 -99.99   5.23 
1981 12 99.99 -99.99  -3.41 
1982 01 99.99 -99.99  -3.28 
1982 02 99.99 -99.99   -.39 
1982 03 99.99 -99.99   4.39 
1982 04 99.99 -99.99   6.75 
1982 05 99.99 -99.99  12.41 
1982 06 99.99 -99.99  16.42 
1982 07 99.99 -99.99  19.04 
1982 08 99.99 -99.99  18.20 
1982 09 99.99 -99.99  15.74 
1982 10 99.99 -99.99  10.03 
1982 11 99.99 -99.99   6.41 
1982 12 99.99 -99.99   2.42 
1983 01 99.99 -99.99   5.04 
1983 02 99.99 -99.99  -1.40 
1983 03 99.99 -99.99   4.83 
1983 04 99.99 -99.99   8.46 
1983 05 99.99 -99.99  12.32 
1983 06 99.99 -99.99  16.35 
1983 07 99.99 -99.99  20.10 
1983 08 99.99 -99.99  18.46 
1983 09 99.99 -99.99  14.49 
1983 10 99.99 -99.99   9.64 
1983 11 99.99 -99.99   4.12 
1983 12 99.99 -99.99    .57 
1984 01 99.99 -99.99   1.65 
1984 02 99.99 -99.99    . 7 
1984 03 99.99 -99.99   2.04 
1984 04 99.99 -99.99   7.01 
1984 05 99.99 -99.99  12.25 
1984 06 99.99 -99.99  14.03 
1984 07 99.99 -99.99  15.63 
1984 08 99.99 -99.99  17.73 
1984 09 99.99 -99.99  12.49 
1984 10 99.99 -99.99  10.85 
1984 11 99.99 -99.99   3.96 
1984 12 99.99 -99.99    .78 
1985 01 99.99 -99.99  -5.52 
1985 02 99.99 -99.99  -2.81 
1985 03 99.99 -99.99   3.09 
1985 04 99.99 -99.99   7.84 
1985 05 99.99 -99.99  14.04 
1985 06 99.99 -99.99  14.03 
1985 07 99.99 -99.99  17.42 
1985 08 99.99 -99.99  16.68 
1985 09 99.99 -99.99  13.37 
1985 10 99.99 -99.99   9.50 
1985 11 99.99 -99.99   1.40 
1985 12 99.99 -99.99   3.92 
1986 01 99.99 -99.99   -.20 
1986 02 99.99 -99.99  -7.47 
1986 03 99.99 -99.99   2.75 
1986 04 99.99 -99.99   6.28 
1986 05 99.99 -99.99  14.22 
1986 06 99.99 -99.99  15.95 
1986 07 99.99 -99.99  17.57 
1986 08 99.99 -99.99  16.57 
1986 09 99.99 -99.99  11.44 
1986 10 99.99 -99.99   9.33 
1986 11 99.99 -99.99   6.66 
1986 12 99.99 -99.99   2.55 
1987 01 99.99 -99.99  -6.89 
1987 02 99.99 -99.99  -1.05 
1987 03 99.99 -99.99   -.41 
1987 04 99.99 -99.99   8.79 
1987 05 99.99 -99.99  10.28 
1987 06 99.99 -99.99  14.10 
1987 07 99.99 -99.99  16.89 
1987 08 99.99 -99.99  15.54 
1987 09 99.99 -99.99  13.63 
1987 10 99.99 -99.99   9.10 
1987 11 99.99 -99.99   5.92 
1987 12 99.99 -99.99   2.33 
1988 01 99.99 -99.99   3.60 
1988 02 99.99 -99.99   2.86 
1988 03 99.99 -99.99   2.92 
1988 04 99.99 -99.99   7.86 
1988 05 99.99 -99.99  15.01 
1988 06 99.99 -99.99  15.35 
1988 07 99.99 -99.99  17.62 
1988 08 99.99 -99.99  17.20 
1988 09 99.99 -99.99  13.68 
1988 10 99.99 -99.99   9.39 
1988 11 99.99 -99.99   3.28 
1988 12 99.99 -99.99   3.76 
1989 01 99.99 -99.99   3.50 
1989 02 99.99 -99.99   4.34 
1989 03 99.99 -99.99   6.84 
1989 04 99.99 -99.99   7.71 
1989 05 99.99 -99.99  13.91 
1989 06 99.99 -99.99  15.92 
1989 07 99.99 -99.99  18.03 
1989 08 99.99 -99.99  17.36 
1989 09 99.99 -99.99  15.52 
1989 10 99.99 -99.99  11.02 
1989 11 99.99 -99.99   2.62 
1989 12 99.99 -99.99   2.44 
1990 01 99.99 -99.99   4.07 
1990 02 99.99 -99.99   6.39 
1990 03 99.99 -99.99   7.37 
1990 04 99.99 -99.99   7.92 
1990 05 99.99 -99.99  13.91 
1990 06 99.99 -99.99  15.81 
1990 07 99.99 -99.99  16.87 
1990 08 99.99 -99.99  18.50 
1990 09 99.99 -99.99  12.38 
1990 10 99.99 -99.99  10.37 
1990 11 99.99 -99.99   5.27 
1990 12 99.99 -99.99   1.54 
1991 01 99.99 -99.99   2.13 
1991 02 99.99 -99.99  -2.61 
1991 03 99.99 -99.99   6.15 
1991 04 99.99 -99.99   7.04 
1991 05 99.99 -99.99   9.99 
1991 06 99.99 -99.99  13.94 
1991 07 99.99 -99.99  19.69 
1991 08 99.99 -99.99  17.68 
1991 09 99.99 -99.99  14.60 
1991 10 99.99 -99.99   8.63 
1991 11 99.99 -99.99   4.42 
1991 12 99.99 -99.99   1.91 
1992 01 99.99 -99.99   1.70 
1992 02 99.99 -99.99   3.94 
1992 03 99.99 -99.99   5.06 
1992 04 99.99 -99.99   8.02 
1992 05 99.99 -99.99  14.88 
1992 06 99.99 -99.99  19.39 
1992 07 99.99 -99.99  19.70 
1992 08 99.99 -99.99  19.10 
1992 10 99.99 -99.99   5.80 
1993 01 99.99 -99.99   2.60 
1997 08 99.99 -99.99  20.80 
2002 01 99.99 -99.99   2.40 
2002 02 99.99 -99.99   5.20 
2002 04 99.99 -99.99   8.00 
2002 05 99.99 -99.99  14.50 
2002 06 99.99 -99.99  17.20 
2002 07 99.99 -99.99  18.10 
2003 02 99.99 -99.99  -2.40 
2003 03 99.99 -99.99   4.40 
2003 04 99.99 -99.99   8.39 
2003 05 99.99 -99.99  14.60 
2003 06 99.99 -99.99  18.90 
2003 07 99.99 -99.99  19.70 
2003 08 99.99 -99.99  19.79 
2003 09 99.99 -99.99  14.30 
2003 10 99.99 -99.99   5.50 
2003 11 99.99 -99.99   6.50 
2003 12 99.99 -99.99   2.60 
2004 01 99.99 -99.99   -.70 
2004 02 99.99 -99.99   3.00 
2004 03 99.99 -99.99   4.80 
2004 04 99.99 -99.99   9.30 
2004 05 99.99 -99.99  12.10 
2004 06 99.99 -99.99  15.30 
2004 07 99.99 -99.99  16.60 
2004 08 99.99 -99.99  18.90 
2004 09 99.99 -99.99  14.10 
2004 10 99.99 -99.99  10.00 
2004 11 99.99 -99.99   4.69 
2004 12 99.99 -99.99   2.70 
2005 01 99.99 -99.99   3.10 
2005 02 99.99 -99.99   -.10 
2005 03 99.99 -99.99   3.60 
2005 04 99.99 -99.99   9.39 
2005 05 99.99 -99.99  13.20 
2005 06 99.99 -99.99  16.10 
2005 07 99.99 -99.99  18.40 
2005 08 99.99 -99.99  16.29 
2005 09 99.99 -99.99  15.00 
2005 10 99.99 -99.99  10.70 
2005 11 99.99 -99.99   4.40 
2005 12 99.99 -99.99   1.50 
2006 01 99.99 -99.99  -3.30 
2006 02 99.99 -99.99    .20 
2006 03 99.99 -99.99   1.20 
2006 04 99.99 -99.99   8.30 
2006 05 99.99 -99.99  13.40 
2006 06 99.99 -99.99  17.00 
2006 07 99.99 -99.99  22.50 
2006 08 99.99 -99.99  16.79 
2006 09 99.99 -99.99  17.40 
2006 10 99.99 -99.99  12.40 
2006 11 99.99 -99.99   7.40 
2006 12 99.99 -99.99   5.80 
2007 01 99.99 -99.99   5.30 
2007 02 99.99 -99.99   3.50 
2007 03 99.99 -99.99   7.10 
2007 04 99.99 -99.99  10.90 
2007 05 99.99 -99.99  14.60 
2007 06 99.99 -99.99  17.90 
2007 07 99.99 -99.99  17.79 
2007 08 99.99 -99.99  17.50 
2007 09 99.99 -99.99  13.70 
2007 10 99.99 -99.99   8.20 
2007 11 99.99 -99.99   4.19 
2007 12 99.99 -99.99   2.40 
2008 01 99.99 -99.99   4.10 
2008 02 99.99 -99.99   4.50 
2008 03 99.99 -99.99   4.50 
2008 04 99.99 -99.99   8.39 
2008 05 99.99 -99.99  14.60 
2008 06 99.99 -99.99  17.90 
2008 07 99.99 -99.99  19.00 
2008 08 99.99 -99.99  18.10 
2008 09 99.99 -99.99  13.40 
2008 10 99.99 -99.99   9.80 
2008 11 99.99 -99.99   5.80 
2008 12 99.99 -99.99   1.90 
2009 01 99.99 -99.99  -1.60 
2009 02 99.99 -99.99    .90 
2009 03 99.99 -99.99   5.20 
2009 04 99.99 -99.99  12.30 
2009 05 99.99 -99.99  13.80 
2009 06 99.99 -99.99  15.10 
2009 07 99.99 -99.99  19.29 
2009 08 99.99 -99.99  19.60 
2009 09 99.99 -99.99  15.10 
2009 10 99.99 -99.99   8.00 
2009 11 99.99 -99.99   7.90 
2009 12 99.99 -99.99    .20 
2010 01 99.99 -99.99  -4.50 
2010 02  2.00  -3.40   -.70 
2014 04 17.20   5.40  11.30 
2014 05 18.70   7.50  13.10 
