1987 03 99.99 -99.99  20.40 
1987 04 99.99 -99.99  26.30 
1987 05 99.99 -99.99  33.50 
1987 06 99.99 -99.99  35.09 
1987 07 99.99 -99.99  37.59 
1987 08 99.99 -99.99  36.09 
1987 09 99.99 -99.99  33.20 
1987 10 99.99 -99.99  28.20 
1987 11 99.99 -99.99  21.20 
1987 12 99.99 -99.99  16.40 
1988 01 99.99 -99.99  13.10 
1988 02 99.99 -99.99  16.00 
1988 03 99.99 -99.99  21.00 
1988 04 99.99 -99.99  26.10 
1988 07 99.99 -99.99  38.80 
1988 08 99.99 -99.99  38.30 
1988 09 99.99 -99.99  35.40 
1988 10 99.99 -99.99  30.90 
1988 11 99.99 -99.99  22.50 
1988 12 99.99 -99.99  18.10 
1989 01 99.99 -99.99  12.90 
1989 02 99.99 -99.99  15.70 
1989 03 99.99 -99.99  22.50 
1989 04 99.99 -99.99  27.70 
1989 07 99.99 -99.99  40.00 
1989 08 99.99 -99.99  38.40 
1989 09 99.99 -99.99  34.20 
1989 10 99.99 -99.99  30.10 
1989 11 99.99 -99.99  24.70 
1990 01 99.99 -99.99  14.20 
1990 02 99.99 -99.99  17.60 
1990 03 99.99 -99.99  22.80 
1990 04 99.99 -99.99  26.50 
1990 05 99.99 -99.99  34.59 
1990 06 99.99 -99.99  36.70 
1990 07 99.99 -99.99  38.80 
1991 03 99.99 -99.99  20.10 
1991 04 99.99 -99.99  26.80 
1991 05 99.99 -99.99  29.70 
1991 06 99.99 -99.99  34.30 
1991 07 99.99 -99.99  34.40 
1991 08 99.99 -99.99  44.30 
1991 10 99.99 -99.99  28.30 
1991 11 99.99 -99.99  21.10 
1991 12 99.99 -99.99  17.40 
1992 01 99.99 -99.99  11.70 
1992 02 99.99 -99.99  14.90 
1992 05 99.99 -99.99  32.00 
1992 06 99.99 -99.99  35.50 
1992 07 99.99 -99.99  36.80 
1992 08 99.99 -99.99  36.20 
1992 09 99.99 -99.99  33.00 
1992 10 99.99 -99.99  26.80 
1992 11 99.99 -99.99  21.60 
1992 12 99.99 -99.99  15.70 
1993 01 99.99 -99.99  13.20 
1993 02 99.99 -99.99  15.90 
1993 03 99.99 -99.99  21.30 
1993 04 99.99 -99.99  25.40 
1993 05 99.99 -99.99  31.30 
1993 07 99.99 -99.99  36.50 
1993 08 99.99 -99.99  36.40 
1993 09 99.99 -99.99  33.00 
1993 10 99.99 -99.99  28.70 
1993 12 99.99 -99.99  17.10 
1994 01 99.99 -99.99  16.20 
1994 02 99.99 -99.99  16.50 
1994 03 99.99 -99.99  20.60 
1994 04 99.99 -99.99  28.00 
1994 05 99.99 -99.99  32.20 
1994 06 99.99 -99.99  35.30 
1994 07 99.99 -99.99  36.70 
1994 08 99.99 -99.99  36.20 
1994 09 99.99 -99.99  33.20 
1994 10 99.99 -99.99  28.60 
1994 11 99.99 -99.99  23.90 
1994 12 99.99 -99.99  14.60 
1995 01 22.90   5.50  14.20 
1995 02 24.00  11.30  17.65 
1995 03 26.80  13.80  20.29 
1995 04 33.50  17.79  25.65 
1995 05 40.70  23.40  32.05 
1995 06 44.20  26.50  35.34 
1995 07 43.80  27.80  35.80 
1995 08 45.40  28.10  36.75 
1995 09 41.10  23.00  32.05 
1995 10 36.59  19.20  27.90 
1995 11 29.00  12.90  20.95 
1995 12 19.90  10.60  15.25 
1996 01 20.29   9.10  14.70 
1996 02 25.30  11.20  18.25 
1996 03 27.20  14.20  20.70 
1996 04 33.40  18.70  26.05 
1996 05 42.10  24.20  33.15 
1996 06 43.70  26.70  35.20 
1996 07 46.50  28.60  37.55 
1996 08 45.20  28.30  36.75 
1996 09 41.80  25.70  33.75 
1996 10 36.59  19.20  27.90 
1996 11 28.40  13.70  21.05 
1996 12 25.30   9.60  17.45 
1997 01 23.20   7.80  15.50 
1997 02 22.70   8.80  15.75 
1997 03 25.00  12.60  18.79 
1997 04 33.50  17.29  25.40 
1997 05 40.59  24.10  32.34 
1997 06 45.30  27.20  36.25 
1997 07 45.10  29.70  37.40 
1997 08 43.70  28.50  36.09 
1997 09 42.60  24.50  33.55 
1997 10 37.30  21.70  29.50 
1997 11 33.40  11.00  22.20 
1997 12 29.20   5.00  17.10 
1998 01 19.20   8.60  13.90 
1998 02 25.00  10.50  17.75 
1998 03 28.80  14.10  21.45 
1998 04 36.00  13.20  24.60 
1998 05 42.30  23.80  33.05 
1998 06 46.50  27.90  37.20 
1998 07 46.70  29.60  38.15 
1998 08 47.00  29.60  38.30 
1998 09 46.70  23.30  35.00 
1998 10 37.09  20.50  28.80 
1998 12 28.10  11.00  19.54 
1999 01 23.20   8.89  16.04 
1999 02 26.30   8.00  17.15 
1999 03 29.50  13.60  21.55 
1999 04 37.80  19.40  28.59 
1999 05 42.40  23.10  32.75 
1999 06 46.40  28.20  37.30 
1999 07 46.00  29.70  37.84 
1999 08 46.40  29.60  38.00 
1999 09 42.70  26.70  34.70 
1999 11 30.80  15.90  23.34 
1999 12 24.40   9.50  16.95 
2000 01 22.30   8.70  15.50 
2000 04 38.59  21.40  30.00 
2000 05 40.70 -99.99 -99.99 
2000 06 48.00  31.50  39.75 
2000 08 48.50  29.60  39.05 
2000 09 42.10  24.50  33.30 
2000 12 23.80  10.10  16.95 
2001 02 24.30   8.89  16.59 
2001 03 42.10  24.50  33.30 
2001 05 43.20  25.00  34.09 
2001 06 44.40  26.50  35.45 
2001 07 46.50  28.90  37.70 
2001 08 46.60  29.30  37.94 
2001 09 44.00  25.10  34.55 
2001 10 39.00  20.50  29.75 
2001 11 30.20  14.80  22.50 
2001 12 28.30  14.60  21.45 
2002 01 21.30   9.50  15.40 
2002 02 25.50  10.50  18.00 
2002 03 31.00  15.90  23.45 
2002 04 36.00  19.20  27.60 
2002 05 43.40  25.60  34.50 
2002 06 45.60  28.30  36.94 
2002 07 47.30  30.10  38.70 
2002 08 45.80  29.70  37.75 
2002 09 43.20  26.60  34.90 
2002 10 39.20  21.60  30.40 
2002 11 29.50  14.90  22.20 
2002 12 23.60  11.30  17.45 
2003 01 22.60   9.00  15.80 
2003 02 28.80  12.50  20.65 
2003 03 30.20  14.70  22.45 
2003 04 37.20  20.90  29.05 
2003 05 42.10  26.20  34.15 
2003 06 48.00  27.00  37.50 
2003 07 47.60  27.00  37.30 
2003 08 46.80  30.30  38.55 
2003 09 46.80  30.30  38.55 
2003 10 38.20  22.10  30.15 
2003 11 34.20   9.10  21.65 
2003 12 22.60  12.10  17.35 
2004 02 25.20  11.40  18.29 
2004 03 31.60  15.30  23.45 
2004 04 34.09  20.10  27.09 
2004 05 41.60  25.00  33.30 
2004 06 44.90  27.80  36.34 
2004 07 47.10  29.70  38.40 
2004 08 46.00  29.00  37.50 
2004 09 42.50  24.80  33.65 
2004 10 39.20  21.50  30.35 
2004 11 99.99 -99.99  23.00 
2004 12 99.99 -99.99  14.80 
2005 01 99.99 -99.99  14.10 
2005 02 99.99 -99.99  16.20 
2005 03 99.99 -99.99  21.70 
2005 04 99.99 -99.99  28.50 
2005 05 99.99 -99.99  32.90 
2005 06 99.99 -99.99  32.90 
2005 07 99.99 -99.99  38.00 
2005 08 99.99 -99.99  37.80 
2005 09 99.99 -99.99  33.90 
2005 10 99.99 -99.99  28.30 
2005 11 99.99 -99.99  22.70 
2005 12 99.99 -99.99  18.40 
2006 01 99.99 -99.99  15.60 
2006 02 99.99 -99.99  18.79 
2006 03 99.99 -99.99  23.00 
2006 04 99.99 -99.99  28.00 
2006 05 99.99 -99.99  34.70 
2006 06 99.99 -99.99  37.59 
2006 07 99.99 -99.99  38.59 
2006 08 99.99 -99.99  37.00 
2006 12 99.99 -99.99  13.10 
2007 01 99.99 -99.99  13.30 
2007 02 99.99 -99.99  17.90 
2007 03 99.99 -99.99  22.40 
2007 04 99.99 -99.99  28.10 
2007 05 99.99 -99.99  34.40 
2007 06 99.99 -99.99  36.90 
2007 07 99.99 -99.99  37.70 
2007 08 99.99 -99.99  37.80 
2007 09 99.99 -99.99  34.59 
2007 10 99.99 -99.99  29.30 
2007 11 99.99 -99.99  22.60 
2007 12 99.99 -99.99  16.50 
2008 01 99.99 -99.99  13.00 
2008 02 99.99 -99.99  15.80 
2008 03 99.99 -99.99  24.40 
2008 04 99.99 -99.99  28.30 
2008 05 99.99 -99.99  34.50 
2008 06 99.99 -99.99  37.20 
2008 07 99.99 -99.99  38.20 
2008 08 99.99 -99.99  37.59 
2008 09 99.99 -99.99  34.80 
2008 10 99.99 -99.99  29.10 
2008 11 99.99 -99.99  21.20 
2008 12 99.99 -99.99  15.00 
2009 01 99.99 -99.99  13.50 
2009 02 99.99 -99.99  15.00 
2009 03 99.99 -99.99  21.60 
2009 04 99.99 -99.99  27.00 
2009 05 99.99 -99.99  34.40 
2009 06 99.99 -99.99  37.30 
2009 07 99.99 -99.99  37.80 
2009 08 99.99 -99.99  37.80 
2009 09 99.99 -99.99  34.50 
2009 10 99.99 -99.99  29.00 
2009 11 99.99 -99.99  23.60 
2009 12 99.99 -99.99  17.60 
2010 01 99.99 -99.99  16.70 
2010 02 99.99 -99.99  16.70 
2010 04 99.99 -99.99  28.60 
2010 05 99.99 -99.99  33.30 
2010 06 99.99 -99.99  33.30 
2010 07 99.99 -99.99  39.00 
2010 08 99.99 -99.99  37.90 
2010 12 99.99 -99.99  17.10 
2011 01 99.99 -99.99  18.00 
2011 02 99.99 -99.99  18.00 
2011 03 99.99 -99.99  21.80 
2011 06 99.99 -99.99  37.40 
2011 08 99.99 -99.99  37.50 
2011 09 99.99 -99.99  34.40 
