1991 01  7.50   2.70   5.10 
1991 02  5.80   1.10   3.45 
1991 03  8.60   3.60   6.10 
1991 04 16.00   8.50  12.25 
1991 05 20.40  12.80  16.60 
1991 06 27.40  18.90  23.15 
1991 07 29.70  21.80  25.75 
1991 08 29.50  22.80  26.15 
1991 09 24.40  18.20  21.30 
1991 10 22.00  14.30  18.15 
1991 11 13.40   8.70  11.04 
1991 12  9.10   3.90   6.50 
1992 01  6.90   1.80   4.35 
1992 02  7.40   2.00   4.69 
1992 03  9.89   3.40   6.64 
1992 04 14.60   6.90  10.75 
1992 05 21.00  12.40  16.70 
1992 06 26.60  18.20  22.40 
1992 07 28.20  21.20  24.70 
1992 08 28.00  21.00  24.50 
1992 09 24.70  17.10  20.90 
1992 10 18.60  12.10  15.35 
1992 11 13.60   8.00  10.80 
1992 12  8.10   3.80   5.95 
1993 01  6.90   2.00   4.44 
1993 02  5.40   1.10   3.25 
1993 03 11.00   3.90   7.45 
1993 04 14.90   7.60  11.25 
1993 05 21.60  12.90  17.25 
1993 06 26.30  18.10  22.20 
1993 07 29.00  20.50  24.75 
1993 08 29.50  22.20  25.85 
1993 09 24.60  17.29  20.95 
1993 10 19.10  11.40  15.25 
1993 11  7.90   4.10   6.00 
1993 12  7.30   2.40   4.85 
1994 01  8.00   3.40   5.70 
1994 02  5.50   -.10   2.70 
1994 03  9.70   3.10   6.39 
1994 04 16.50   8.89  12.70 
1994 05 21.10  12.60  16.85 
1994 06 25.00  17.00  21.00 
1994 07 28.00  21.20  24.60 
1994 08 28.20  22.30  25.25 
1994 09 26.90  17.79  22.34 
1994 10 20.70  13.20  16.95 
1994 11 12.90   8.30  10.60 
1994 12  7.20   2.60   4.89 
1995 01  7.40   3.10   5.25 
1995 02  9.20   3.80   6.50 
1995 03 11.90   5.30   8.60 
1995 04 18.70   9.70  14.20 
1995 05 24.20  15.00  19.60 
1995 06 29.00  20.80  24.90 
1995 07 29.20  23.00  26.10 
1995 08 28.90  23.00  25.95 
1995 09 26.40  19.40  22.90 
1995 10 19.29  12.70  16.00 
1995 11 15.50   9.39  12.45 
1995 12  8.39   3.30   5.85 
1996 01  6.20   2.50   4.35 
1996 02  6.80   1.60   4.20 
1996 03  7.70   3.10   5.39 
1996 04 12.90   6.80   9.85 
1996 05 24.10  15.20  19.65 
1996 06 26.50  18.20  22.35 
1996 07 30.40  23.00  26.70 
1996 08 30.00  22.80  26.40 
1996 09 25.40  18.79  22.09 
1996 10 18.60  13.00  15.80 
1996 11 14.40   8.60  11.50 
1996 12 11.80   6.10   8.95 
1997 01  6.80   2.20   4.50 
1997 02  6.60   1.30   3.94 
1997 03  9.70   3.30   6.50 
1997 04 16.70   8.50  12.60 
1997 05 23.80  14.60  19.20 
1997 06 27.60  19.50  23.55 
1997 07 28.80  23.00  25.90 
1997 08 30.30  23.30  26.80 
1997 09 22.10  16.10  19.10 
1997 10 21.10  15.10  18.10 
1997 11 13.90   8.30  11.10 
1997 12  9.10   4.00   6.55 
1998 01  6.00   2.50   4.25 
1998 02  6.60    .50   3.55 
1998 03  9.60   4.40   7.00 
1998 04 17.90   9.39  13.65 
1998 05 22.80  14.90  18.84 
1998 06 29.90  22.50  26.20 
1998 07 31.30  23.80  27.55 
1998 08 31.30  23.50  27.40 
1998 09 25.50  18.29  21.90 
1998 10 19.60  14.00  16.79 
1998 11 14.10   9.70  11.90 
1998 12  9.60   5.10   7.35 
1999 01  8.30   3.60   5.95 
1999 02 10.10   4.00   7.05 
1999 03 10.90   5.20   8.04 
1999 04 16.90   9.70  13.29 
1999 05 20.10  12.60  16.35 
1999 06 27.20  19.50  23.35 
1999 07 30.60  22.80  26.70 
1999 08 32.30  24.40  28.34 
1999 09 25.40  18.00  21.70 
1999 10 20.80  14.00  17.40 
1999 11 11.90   6.90   9.39 
1999 12 10.40   5.40   7.89 
2000 01  6.90   2.60   4.75 
2000 02  8.80   3.80   6.30 
2000 03 10.40   4.80   7.60 
2000 04 19.40  11.40  15.40 
2000 05 21.40  13.90  17.65 
2000 06 26.50  18.79  22.65 
2000 07 32.59  22.90  27.75 
2000 08 31.30  23.10  27.20 
2000 09 25.30  19.50  22.40 
2000 10 17.70  12.80  15.25 
2000 11 13.00   8.60  10.80 
2000 12 10.00   5.60   7.80 
2003 09 99.99 -99.99  19.50 
2003 10 99.99 -99.99  17.90 
2003 11 99.99 -99.99  10.30 
2004 01 99.99 -99.99   5.60 
2004 02 99.99 -99.99   6.60 
2004 03 99.99 -99.99   8.50 
2004 04 99.99 -99.99  12.70 
2004 05 99.99 -99.99  16.79 
2004 06 99.99 -99.99  22.20 
2004 07 99.99 -99.99  24.30 
2004 08 99.99 -99.99  26.80 
2004 09 99.99 -99.99  22.00 
2004 10 99.99 -99.99  16.20 
2004 11 99.99 -99.99  11.80 
2004 12 99.99 -99.99   6.10 
2005 02 99.99 -99.99   3.90 
2005 03 99.99 -99.99   7.40 
2005 04 99.99 -99.99  12.70 
2005 07 99.99 -99.99  26.80 
2005 08 99.99 -99.99  24.00 
2005 09 99.99 -99.99  22.80 
2005 11 99.99 -99.99  12.20 
2005 12 99.99 -99.99   9.20 
2006 01 99.99 -99.99   4.19 
2006 02 99.99 -99.99   4.30 
2006 04 99.99 -99.99  12.40 
2006 05 99.99 -99.99  15.30 
2006 06 99.99 -99.99  25.90 
2006 07 99.99 -99.99  25.50 
2007 01 99.99 -99.99   5.90 
2007 02 99.99 -99.99   5.20 
2007 03 99.99 -99.99   6.40 
2007 05 99.99 -99.99  16.29 
2007 07 99.99 -99.99  25.60 
2007 08 99.99 -99.99  27.80 
2007 09 99.99 -99.99  23.80 
2007 10 99.99 -99.99  17.70 
2007 11 99.99 -99.99  11.00 
2008 04 99.99 -99.99  13.40 
2008 05 99.99 -99.99  17.20 
2008 07 99.99 -99.99  25.90 
2008 08 99.99 -99.99  27.00 
2008 09 99.99 -99.99  20.60 
2008 12 99.99 -99.99   5.60 
2009 02 99.99 -99.99   5.80 
2009 03 99.99 -99.99   7.50 
2009 04 99.99 -99.99   9.60 
2009 06 99.99 -99.99  23.70 
2009 08 99.99 -99.99  24.40 
2009 09 99.99 -99.99  18.79 
2009 10 99.99 -99.99  18.00 
2009 11 99.99 -99.99  12.00 
2009 12 99.99 -99.99   7.30 
2010 01 99.99 -99.99   5.50 
2010 02 99.99 -99.99   4.50 
2010 03 99.99 -99.99   8.60 
2010 04 99.99 -99.99  11.00 
2010 05 99.99 -99.99  17.79 
2010 06 99.99 -99.99  21.70 
2010 07 99.99 -99.99  28.40 
2010 08 99.99 -99.99  28.40 
2010 09 99.99 -99.99  22.70 
2010 10 99.99 -99.99  16.29 
2010 11 99.99 -99.99  12.70 
2010 12 99.99 -99.99  11.00 
2011 01 99.99 -99.99   6.00 
2011 02 99.99 -99.99   3.70 
2011 03 99.99 -99.99   6.30 
2011 05 99.99 -99.99  17.60 
2011 06 99.99 -99.99  23.50 
2011 07 99.99 -99.99  28.20 
2011 08 99.99 -99.99  26.00 
2011 09 99.99 -99.99  21.70 
2011 10 99.99 -99.99  15.70 
2011 12 99.99 -99.99   6.70 
