1975 02 99.99 -99.99   9.39 
1975 04 99.99 -99.99   7.20 
1975 05 99.99 -99.99   3.60 
1975 06 99.99 -99.99    .40 
1975 07 99.99 -99.99   -.70 
1975 08 99.99 -99.99    .60 
1975 09 99.99 -99.99   3.70 
1975 10 99.99 -99.99   6.00 
1975 11 99.99 -99.99   7.90 
1975 12 99.99 -99.99   8.60 
1976 01 99.99 -99.99   9.00 
1976 02 99.99 -99.99  10.60 
1976 03 99.99 -99.99   6.20 
1976 05 99.99 -99.99   3.50 
1976 06 99.99 -99.99   1.30 
1976 07 99.99 -99.99   -.10 
1976 08 99.99 -99.99  13.00 
1976 09 99.99 -99.99   3.00 
1976 10 99.99 -99.99   5.60 
1976 11 99.99 -99.99   7.40 
1976 12 99.99 -99.99   2.70 
1977 01 99.99 -99.99  10.20 
1977 02 99.99 -99.99   9.89 
1977 03 99.99 -99.99   8.10 
1977 04 99.99 -99.99   5.20 
1977 05 99.99 -99.99   2.80 
1977 06 99.99 -99.99   4.30 
1977 07 99.99 -99.99  -1.00 
1977 09 99.99 -99.99   2.20 
1977 10 99.99 -99.99   6.10 
1977 11 99.99 -99.99   8.20 
1977 12 99.99 -99.99  11.50 
1978 01 99.99 -99.99  11.20 
1978 02 99.99 -99.99  10.70 
1978 03 99.99 -99.99   8.80 
1978 04 99.99 -99.99   6.20 
1978 05 99.99 -99.99   3.10 
1978 06 99.99 -99.99   1.20 
1978 07 99.99 -99.99   1.20 
1978 09 99.99 -99.99   4.00 
1978 10 99.99 -99.99   5.90 
1978 11 99.99 -99.99   7.50 
1978 12 99.99 -99.99  10.30 
1979 01 99.99 -99.99  11.30 
1979 02 99.99 -99.99  11.00 
1979 03 99.99 -99.99   8.80 
1979 04 99.99 -99.99   7.10 
1979 05 99.99 -99.99   2.50 
1979 06 99.99 -99.99   1.20 
1979 07 99.99 -99.99    .90 
1979 08 99.99 -99.99    .30 
1979 09 99.99 -99.99   2.80 
1979 10 99.99 -99.99   5.40 
1979 11 99.99 -99.99   7.00 
1979 12 99.99 -99.99  11.10 
1980 01 99.99 -99.99  10.70 
1980 02 99.99 -99.99   9.80 
1980 03 99.99 -99.99   8.00 
1980 04 99.99 -99.99   3.70 
1980 05 99.99 -99.99   2.20 
1980 06 99.99 -99.99    .20 
1980 07 99.99 -99.99    .20 
1980 08 99.99 -99.99   1.60 
1980 09 99.99 -99.99   3.50 
1980 10 99.99 -99.99   6.20 
1980 11 99.99 -99.99   7.10 
1980 12 99.99 -99.99   9.89 
1981 01 99.99 -99.99  10.90 
1981 02 99.99 -99.99  10.40 
1981 03 99.99 -99.99   7.20 
1981 04 99.99 -99.99   5.40 
1981 05 99.99 -99.99   2.80 
1981 06 99.99 -99.99  -1.70 
1981 07 99.99 -99.99    .60 
1981 10 99.99 -99.99   7.10 
1981 11 99.99 -99.99   8.30 
1981 12 99.99 -99.99  10.20 
1982 02 99.99 -99.99  10.80 
1982 03 99.99 -99.99   8.20 
1982 04 99.99 -99.99   6.70 
1982 05 99.99 -99.99   4.30 
1982 06 99.99 -99.99   -.50 
1982 07 99.99 -99.99  -1.40 
1982 08 99.99 -99.99   2.70 
1982 09 99.99 -99.99   3.10 
1982 10 99.99 -99.99   5.60 
1982 11 99.99 -99.99   7.90 
1982 12 99.99 -99.99  10.00 
1983 01 99.99 -99.99  11.30 
1983 02 99.99 -99.99   9.20 
1983 03 99.99 -99.99   8.10 
1983 04 99.99 -99.99   6.10 
1983 05 99.99 -99.99   2.80 
1983 06 99.99 -99.99  -5.30 
1983 07 99.99 -99.99    .50 
1983 08 99.99 -99.99   1.80 
1983 09 99.99 -99.99   3.80 
1983 10 99.99 -99.99   6.60 
1983 11 99.99 -99.99   9.00 
1983 12 99.99 -99.99  10.90 
1984 02 99.99 -99.99   9.39 
1984 03 99.99 -99.99   7.80 
1984 04 99.99 -99.99   5.60 
1984 05 99.99 -99.99   -.90 
1984 06 99.99 -99.99  -1.80 
1984 07 99.99 -99.99  -3.80 
1984 08 99.99 -99.99    .80 
1984 09 99.99 -99.99   4.00 
1984 10 99.99 -99.99   5.40 
1985 02 99.99 -99.99  12.20 
1985 05 99.99 -99.99   2.00 
1985 06 99.99 -99.99    . 0 
1985 07 99.99 -99.99   1.10 
1985 08 99.99 -99.99   2.50 
1985 09 99.99 -99.99   3.60 
1985 10 99.99 -99.99   6.10 
1985 11 99.99 -99.99   9.20 
1985 12 99.99 -99.99  10.30 
1986 02 99.99 -99.99   9.10 
1986 03 99.99 -99.99   7.40 
1986 04 99.99 -99.99   4.00 
1986 05 99.99 -99.99    . 0 
1986 06 99.99 -99.99    .60 
1986 07 99.99 -99.99   -.50 
1986 08 99.99 -99.99   1.80 
1986 09 99.99 -99.99   3.00 
1986 10 99.99 -99.99   6.30 
1986 11 99.99 -99.99   7.50 
1986 12 99.99 -99.99  10.20 
1987 01 99.99 -99.99  10.50 
1987 02 99.99 -99.99  10.10 
1987 03 99.99 -99.99   8.10 
1987 04 99.99 -99.99   5.40 
1987 05 99.99 -99.99   3.60 
1987 06 99.99 -99.99   -.70 
1987 07 99.99 -99.99   -.50 
1987 08 99.99 -99.99   1.20 
1987 10 99.99 -99.99   7.00 
1987 12 99.99 -99.99  10.20 
1988 01 99.99 -99.99  10.20 
1988 02 99.99 -99.99  10.80 
1988 04 99.99 -99.99  10.80 
1988 05 99.99 -99.99   3.40 
1988 07 99.99 -99.99   6.70 
1988 09 99.99 -99.99   4.10 
1988 10 99.99 -99.99   5.20 
1988 11 99.99 -99.99   8.60 
1988 12 99.99 -99.99   9.20 
1989 02 99.99 -99.99   9.89 
1989 03 99.99 -99.99   8.39 
1989 04 99.99 -99.99   5.10 
1989 05 99.99 -99.99   2.90 
1989 07 99.99 -99.99   1.20 
1989 08 99.99 -99.99   1.80 
1989 09 99.99 -99.99   3.00 
1990 01 99.99 -99.99  10.20 
1990 04 99.99 -99.99   8.80 
1990 06 99.99 -99.99    .80 
1991 03 99.99 -99.99   7.90 
1991 04 99.99 -99.99   5.80 
1991 05 99.99 -99.99   3.50 
1991 06 99.99 -99.99   5.60 
1991 09 99.99 -99.99   3.30 
1995 01 16.20   6.50  11.35 
1995 02 16.20   6.50  11.35 
1995 04 15.90  -6.00   4.94 
1995 07 -1.80  -9.89  -5.85 
1995 08  3.60 -13.80  -5.10 
1995 12 15.00   5.10  10.05 
1996 01 14.40   4.30   9.35 
1996 02 13.50   5.40   9.45 
1996 03 13.00   4.19   8.60 
1996 06  5.70  -4.40    .64 
1997 10 11.10   1.50   6.30 
1997 11 13.60   3.50   8.55 
1998 01 14.30   7.70  11.00 
1998 02 16.79   7.10  11.95 
1998 03 15.00   5.00  10.00 
1998 04 13.00    .60   6.80 
