1981 01 -4.60 -12.60  -8.60 
1981 02 -3.10 -11.10  -7.10 
1981 03 -4.40 -10.50  -7.45 
1981 04  1.40  -4.60  -1.59 
1981 05  4.60  -2.20   1.19 
1981 06  8.70   1.50   5.10 
1981 07 10.60   3.00   6.80 
1981 08 10.80   4.00   7.40 
1981 09  5.30   -.30   2.50 
1981 10 -2.80  -8.39  -5.60 
1981 11 -3.40  -9.50  -6.45 
1981 12 -5.60 -11.50  -8.55 
1982 01 -3.90 -11.00  -7.45 
1982 02  -.50  -6.30  -3.40 
1982 03 -2.30  -8.80  -5.55 
1982 04   .40  -5.00  -2.30 
1982 05  2.50  -3.10   -.29 
1982 06 11.20   2.80   7.00 
1982 07 11.00   4.69   7.85 
1982 08  9.70   2.00   5.85 
1982 09  3.20  -2.20    .50 
1982 10  2.09  -2.40   -.15 
1982 11 -3.70  -9.30  -6.50 
1982 12 -3.80 -11.50  -7.65 
1983 01 -4.69 -11.30  -8.00 
1983 02  -.90  -7.30  -4.10 
1983 03 -3.00  -9.70  -6.35 
1983 04 -3.90 -10.50  -7.20 
1983 05  2.30  -2.20    . 4 
1983 06  6.90    .90   3.90 
1983 07  9.39   2.70   6.05 
1983 08  8.50   2.50   5.50 
1983 09  5.30  -1.10   2.10 
1983 10   .20  -5.40  -2.60 
1983 11 -1.30  -7.40  -4.35 
1983 12 -3.60  -9.89  -6.75 
1984 01 -6.60 -14.60 -10.60 
1984 02 -2.50  -9.30  -5.90 
1984 03 -1.80  -7.90  -4.85 
1984 04  -.40  -4.19  -2.30 
1984 05  2.70  -1.80    .45 
1984 06 11.00   3.10   7.05 
1984 07 12.30   6.30   9.30 
1984 08 11.00   4.00   7.50 
1984 09  6.90    .20   3.55 
1984 10   .40  -5.00  -2.30 
1984 11 -1.70  -7.60  -4.65 
1984 12 -1.60  -7.90  -4.75 
1985 01 -4.40 -10.30  -7.35 
1985 02 -2.70  -8.60  -5.65 
1985 03 -3.60  -9.89  -6.75 
1985 04   .40  -6.10  -2.85 
1985 05  4.80  -1.00   1.90 
1985 06  9.80   2.09   5.95 
1985 07  9.89   3.30   6.60 
1985 08  9.89   2.60   6.25 
1985 09  5.30  -1.10   2.10 
1985 10  4.10   -.80   1.65 
1985 11 -3.30  -8.30  -5.80 
1985 12 -6.10 -12.10  -9.10 
1986 01 -3.40 -10.00  -6.70 
1986 02 -2.30  -8.20  -5.25 
1986 03 -2.40  -8.39  -5.39 
1986 04   . 0  -5.50  -2.75 
1986 05  1.90  -4.00  -1.04 
1986 06  8.30   2.00   5.15 
1986 07 10.90   3.10   7.00 
1986 08 10.20   2.60   6.39 
1986 09  6.70   -.20   3.25 
1986 10  -.10  -6.70  -3.40 
1986 11 -2.50  -9.10  -5.80 
1986 12 -3.10 -10.20  -6.64 
1987 01  -.40  -4.50  -2.45 
1987 02 -2.40  -8.60  -5.50 
1987 03 -3.10  -8.30  -5.70 
1987 04  -.30  -5.30  -2.80 
1987 05  4.30  -1.40   1.45 
1987 06 10.40   2.30   6.35 
1987 07 11.10   5.00   8.05 
1987 08 12.10   3.20   7.65 
1987 09  5.60    .40   3.00 
1987 10 -1.30  -6.00  -3.65 
1987 11  1.40  -3.20   -.90 
1987 12   .30  -4.30  -2.00 
1988 01 -6.30 -13.00  -9.64 
1988 02 -4.80 -10.40  -7.60 
1988 03 -2.90 -10.50  -6.70 
1988 04 -2.40  -9.80  -6.10 
1988 05  6.30   -.60   2.85 
1988 06  9.39   2.60   6.00 
1988 07 12.00   3.90   7.95 
1988 08 10.30   4.60   7.45 
1988 09  4.69    . 0   2.34 
1988 10  1.40  -3.20   -.90 
1988 11   .20  -4.69  -2.25 
1988 12 -2.09  -8.50  -5.30 
1989 01 -2.20  -9.00  -5.60 
1989 02 -5.70 -12.40  -9.04 
1989 03 -4.19 -10.70  -7.45 
1989 04 -1.50  -8.00  -4.75 
1989 05  1.70  -2.90   -.60 
1989 06  6.30   1.00   3.65 
1989 07 10.20   3.80   7.00 
1989 08 10.10   3.40   6.75 
1989 09  5.00    .10   2.55 
1989 10  2.30  -2.40    .-5 
1989 11  -.90  -6.60  -3.75 
1989 12 -2.90  -8.80  -5.85 
1990 01 -2.20  -8.00  -5.10 
1990 02 -4.80 -10.50  -7.65 
1990 03 -4.10 -12.60  -8.35 
1990 04 -2.70  -9.20  -5.95 
1990 05  5.40   -.20   2.60 
1990 06  9.20   2.50   5.85 
1990 07 11.90   5.10   8.50 
1990 08 10.40   4.00   7.20 
1990 09  4.00   -.80   1.60 
1990 10  1.60  -2.00   -.19 
1990 11   . 0  -4.19  -2.09 
1990 12 -2.90  -9.10  -6.00 
1991 02  -.60  -6.90  -3.75 
1991 03 -1.10  -6.60  -3.85 
1991 04 99.99  -8.20 -99.99 
1991 05  5.40 -99.99 -99.99 
1992 03 99.99  -8.00 -99.99 
1992 04 99.99  -6.60 -99.99 
1992 05  3.70  -2.40    .65 
1992 06  7.60 -99.99 -99.99 
1992 09  5.20 -99.99 -99.99 
1993 03 99.99  -6.30 -99.99 
1993 04 99.99  -4.60 -99.99 
1993 05  2.00  -2.90   -.45 
1993 06  8.10   1.60   4.85 
1993 07  9.50 -99.99 -99.99 
1993 09  9.30 -99.99 -99.99 
1993 11 99.99  -3.10 -99.99 
1993 12 -4.50 -11.80  -8.14 
1994 02 -1.60  -7.90  -4.75 
1994 03 99.99 -11.40 -99.99 
1994 04 -1.70  -8.00  -4.85 
1994 05  4.60   -.70   1.95 
1994 06 99.99    .70 -99.99 
1994 08 12.10 -99.99 -99.99 
1994 09  5.90 -99.99 -99.99 
1994 10  1.80 -99.99 -99.99 
1994 11  -.20  -7.10  -3.65 
1994 12 -3.70 -10.00  -6.85 
1995 02 -6.50 -13.00  -9.75 
1995 03 -6.10 -11.50  -8.80 
1995 05  4.10  -2.50    .79 
1995 06  9.50 -99.99 -99.99 
1995 07 11.30 -99.99 -99.99 
1995 08 11.10   4.80   7.95 
1995 09  7.10 -99.99 -99.99 
1995 10   . 0  -6.00  -3.00 
1995 11  -.60  -5.90  -3.25 
1995 12 -2.70  -9.39  -6.05 
1996 01  -.40  -6.70  -3.55 
1996 02 -2.90 -11.30  -7.10 
1996 03   .80  -5.70  -2.44 
1996 04  2.70  -3.70   -.50 
1996 05  5.60 -99.99 -99.99 
1996 06 11.00 -99.99 -99.99 
1996 07 12.20 -99.99 -99.99 
1996 08 10.60 -99.99 -99.99 
1996 09  9.60 -99.99 -99.99 
1996 10  2.09  -3.50   -.70 
1996 11 -5.20 -12.30  -8.75 
1996 12 -2.70  -8.70  -5.70 
1997 01 -1.70  -9.30  -5.50 
1997 02 -3.40 -10.70  -7.05 
1997 03 -2.20  -9.10  -5.65 
1997 04  1.40  -4.00  -1.30 
1997 05  3.50 -99.99 -99.99 
1997 06  9.70 -99.99 -99.99 
1997 07 12.70 -99.99 -99.99 
1997 08 11.60 -99.99 -99.99 
1997 09  6.70 -99.99 -99.99 
1997 10  2.40 -99.99 -99.99 
1997 11  1.00 -99.99 -99.99 
1997 12   .20 -99.99 -99.99 
1998 02 -3.20 -12.00  -7.60 
1998 03 -2.90 -99.99 -99.99 
1998 05  5.20 -99.99 -99.99 
1998 06 10.30 -99.99 -99.99 
1998 07 10.90   3.60   7.25 
1998 08 12.60 -99.99 -99.99 
1998 09  6.20 -99.99 -99.99 
1998 11  -.10 -99.99 -99.99 
1998 12 -1.70 -99.99 -99.99 
1999 01 -2.90 -99.99 -99.99 
1999 02 -3.20 -99.99 -99.99 
1999 03 -4.30 -99.99 -99.99 
1999 05  4.80 -99.99 -99.99 
1999 06  9.50 -99.99 -99.99 
1999 07 13.20 -99.99 -99.99 
1999 09  8.00 -99.99 -99.99 
1999 11  -.80 -99.99 -99.99 
1999 12 -3.80 -99.99 -99.99 
2000 02 -3.40 -99.99 -99.99 
2000 04 -1.80 -99.99 -99.99 
2000 05  4.80 -99.99 -99.99 
2000 06 10.40 -99.99 -99.99 
2000 07 14.10 -99.99 -99.99 
2000 08 12.30 -99.99 -99.99 
2000 09  8.39   1.60   5.00 
2000 10  2.09  -2.80   -.35 
2000 11 -1.90  -8.00  -4.94 
2000 12 -3.10  -9.50  -6.30 
2001 01 -2.00  -7.90  -4.94 
2001 02 -2.70  -9.60  -6.15 
2001 03 -4.19 -12.20  -8.20 
2001 04  1.10  -6.30  -2.60 
2001 05  6.60   -.40   3.10 
2001 06 10.20   1.30   5.75 
2001 07 11.10   3.70   7.40 
2001 08 11.20   3.30   7.25 
2001 09  7.80 -99.99 -99.99 
2001 10  4.10  -1.00   1.55 
2001 11  -.70  -7.80  -4.25 
2001 12   .60  -6.50  -2.95 
2002 01 -1.50  -8.20  -4.85 
2002 02 -5.70 -13.40  -9.54 
2002 03 -2.80  -9.50  -6.15 
2002 04   .70  -4.10  -1.70 
2002 05  5.50  -1.10   2.20 
2002 06 12.40   4.00   8.20 
2002 07 10.80   4.60   7.70 
2002 08 10.60 -99.99 -99.99 
2002 09 10.10 -99.99 -99.99 
2002 10  2.60 -99.99 -99.99 
2002 11  1.20 -99.99 -99.99 
2002 12  1.50 -99.99 -99.99 
2003 01 -1.90 -99.99 -99.99 
2003 02   .30 -99.99 -99.99 
2003 03   .70 -99.99 -99.99 
2003 04  4.10 -99.99 -99.99 
2003 05  6.00 -99.99 -99.99 
2003 06 12.00 -99.99 -99.99 
2003 07 13.20 -99.99 -99.99 
2003 08 13.60 -99.99 -99.99 
2003 10  2.60 -99.99 -99.99 
2003 11  -.30  -6.00  -3.15 
2003 12 -1.70 -99.99 -99.99 
2004 01 -2.70 -99.99 -99.99 
2004 02 -1.20 -99.99 -99.99 
2004 03  1.10 -99.99 -99.99 
2004 04  4.10 -99.99 -99.99 
2004 05  6.90 -99.99 -99.99 
