1987 12 -99.99 -20.20 -99.99 
1988 02 -17.00 -31.00 -24.00 
1988 03 -99.99 -21.50 -99.99 
1988 04 -99.99  -8.80 -99.99 
1988 05 -99.99  -1.10 -99.99 
1988 06  23.90   7.60  15.75 
1988 07 -99.99   9.70 -99.99 
1988 08  23.19 -99.99 -99.99 
1988 09 -99.99   3.40 -99.99 
1988 11 -99.99 -11.30 -99.99 
1989 01 -99.99 -30.90 -99.99 
1989 02 -15.29 -99.99 -99.99 
1989 03 -99.99 -26.20 -99.99 
1989 04 -99.99 -10.40 -99.99 
1989 05 -99.99   -.50 -99.99 
1989 06  20.58   4.00  12.29 
1989 07  28.66   9.10  18.88 
1989 08  21.36   8.10  14.73 
1989 09 -99.99   2.70 -99.99 
1989 10 -99.99  -3.70 -99.99 
1989 11 -99.99 -22.30 -99.99 
1990 02 -99.99 -29.90 -99.99 
1990 03  -1.57 -15.80  -8.68 
1990 06 -99.99   3.90 -99.99 
1990 07 -99.99   7.90 -99.99 
1990 09 -99.99   2.40 -99.99 
1990 10   1.58  -5.10  -1.76 
1990 11 -99.99 -15.70 -99.99 
1991 01 -99.99 -33.70 -99.99 
1991 03 -99.99 -20.10 -99.99 
1991 04   5.10  -7.90  -1.40 
1991 05 -99.99   0.10 -99.99 
1991 08 -99.99   9.20 -99.99 
1991 09 -99.99   3.00 -99.99 
1991 10 -99.99  -6.90 -99.99 
1991 11 -99.99 -20.00 -99.99 
1991 12 -99.99 -26.70 -99.99 
1992 01 -15.00 -25.60 -20.29 
1992 02 -99.99 -27.70 -99.99 
1992 03 -99.99 -19.20 -99.99 
1992 04 -99.99 -10.70 -99.99 
1992 05 -99.99   -.10 -99.99 
1992 06 -99.99   2.90 -99.99 
1992 07  21.10   7.30  14.20 
1992 08 -99.99   3.50 -99.99 
1992 10 -99.99  -4.50 -99.99 
1992 11 -99.99 -10.20 -99.99 
1992 12 -99.99 -26.80 -99.99 
1993 01 -99.99 -28.00 -99.99 
1993 03  -3.83 -17.40 -10.61 
1993 04 -99.99  -6.70 -99.99 
1993 05 -99.99   0.20 -99.99 
1993 06 -99.99   4.30 -99.99 
1993 07 -99.99   8.30 -99.99 
1993 08 -99.99   8.10 -99.99 
1993 09 -99.99  -1.30 -99.99 
1993 10 -99.99  -6.00 -99.99 
1993 11  -7.06 -18.20 -12.63 
1993 12 -99.99 -27.10 -99.99 
1994 01 -99.99 -36.30 -99.99 
1994 02 -17.89 -33.59 -25.74 
1994 03  -3.62 -18.50 -11.06 
1994 04 -99.99 -13.30 -99.99 
1994 05 -99.99   -.20 -99.99 
1994 06 -99.99   5.20 -99.99 
1994 07 -99.99   8.00 -99.99 
1994 08 -99.99   5.70 -99.99 
1994 09 -99.99   2.80 -99.99 
1994 10 -99.99  -2.20 -99.99 
1994 11  -3.88 -14.40  -9.13 
1994 12 -99.99 -21.70 -99.99 
1995 01 -14.42 -24.80 -19.61 
1995 02 -14.12 -28.70 -21.41 
1995 03 -99.99 -23.20 -99.99 
1995 04 -99.99 -14.50 -99.99 
1995 05 -99.99  -4.10 -99.99 
1995 06 -99.99   8.10 -99.99 
1995 07 -99.99   5.40 -99.99 
1995 08 -99.99   8.10 -99.99 
1995 09 -99.99   0.20 -99.99 
1995 10 -99.99  -5.40 -99.99 
1995 11 -99.99 -24.90 -99.99 
