1998 11 16.85 -99.99 -99.99 
1999 01 11.57 -99.99 -99.99 
1999 02 12.63 -99.99 -99.99 
1999 03 13.69 -99.99 -99.99 
1999 04 21.83 -99.99 -99.99 
1999 05 24.71 -99.99 -99.99 
1999 06 27.29 -99.99 -99.99 
1999 07 29.12 -99.99 -99.99 
1999 08 29.98 -99.99 -99.99 
1999 09 27.61 -99.99 -99.99 
1999 10 21.48 -99.99 -99.99 
1999 11 18.86 -99.99 -99.99 
1999 12 12.28 -99.99 -99.99 
2000 01  9.43 -99.99 -99.99 
2000 02 14.18 -99.99 -99.99 
2000 03 18.42 -99.99 -99.99 
2000 04 18.79 -99.99 -99.99 
2000 05 25.85 -99.99 -99.99 
2000 06 27.72 -99.99 -99.99 
2000 07 29.05 -99.99 -99.99 
2000 08 28.80 -99.99 -99.99 
2000 09 26.39 -99.99 -99.99 
2000 10 23.22   6.09  14.65 
2000 11 14.39 -99.99 -99.99 
2001 01  8.43 -99.99 -99.99 
2001 02 13.75 -99.99 -99.99 
2001 03 13.94 -99.99 -99.99 
2001 04 20.81 -99.99 -99.99 
2001 05 24.08 -99.99 -99.99 
2001 07 28.09  16.44  22.26 
2001 08 28.19 -99.99 -99.99 
2001 09 24.64 -99.99 -99.99 
2001 10 20.16 -99.99 -99.99 
2001 11 20.46   1.24  10.85 
2001 12 13.89 -99.99 -99.99 
2002 01 11.18 -99.99 -99.99 
2002 02 12.11 -99.99 -99.99 
2002 03 17.14 -99.99 -99.99 
2002 04 22.67 -99.99 -99.99 
2002 05 23.51 -99.99 -99.99 
2002 06 27.92  14.57  21.24 
2002 07 28.67  17.60  23.13 
2002 08 29.05 -99.99 -99.99 
2002 09 26.56 -99.99 -99.99 
2002 10 21.52 -99.99 -99.99 
2002 11 13.65 -99.99 -99.99 
2002 12  9.32 -99.99 -99.99 
2003 01  6.45 -99.99 -99.99 
2003 02  9.22 -99.99 -99.99 
2003 05 22.50 -99.99 -99.99 
2003 06 25.52 -99.99 -99.99 
2003 07 27.23 -99.99 -99.99 
2003 08 28.39 -99.99 -99.99 
2003 10 20.10 -99.99 -99.99 
2003 11 19.68 -99.99 -99.99 
2004 01  9.06 -99.99 -99.99 
2004 02  9.57 -99.99 -99.99 
2004 03 16.94 -99.99 -99.99 
2004 04 21.52 -99.99 -99.99 
2004 05 24.94 -99.99 -99.99 
2004 06 25.89 -99.99 -99.99 
2004 07 27.39 -99.99 -99.99 
2004 08 27.13 -99.99 -99.99 
2004 09 25.30 -99.99 -99.99 
2004 10 21.62 -99.99 -99.99 
2004 11 17.53 -99.99 -99.99 
2005 01 11.93 -99.99 -99.99 
2005 02 11.61 -99.99 -99.99 
2005 05 22.34 -99.99 -99.99 
2005 06 26.54 -99.99 -99.99 
2005 10 22.46 -99.99 -99.99 
2005 11 16.71 -99.99 -99.99 
2006 02  9.02  -3.82   2.60 
2006 03 16.26    .86   8.56 
2006 04 23.11   8.39  15.75 
2006 12 99.99  -1.07 -99.99 
2007 03 19.15   2.79  10.96 
2007 11 15.50 -99.99 -99.99 
2008 01 99.99  -4.08 -99.99 
2008 08 27.35  14.88  21.11 
2008 09 26.66  14.14  20.40 
2008 10 18.83   4.91  11.87 
2008 11 13.98   -.66   6.66 
2008 12 10.89    . 2   5.45 
2009 01  8.45  -3.31   2.57 
2009 02 11.79  -2.72   4.53 
2009 03 16.48   3.74  10.10 
2009 04 19.17   5.16  12.16 
2009 05 22.73  12.69  17.70 
2009 06 27.78  15.57  21.67 
2009 07 25.70  15.15  20.42 
2009 08 26.84  16.28  21.56 
2009 09 24.37  14.94  19.65 
2009 10 18.96   7.59  13.28 
2009 11 17.10   2.90  10.00 
2009 12  9.63  -2.21   3.71 
2010 01  7.37  -4.76   1.30 
2010 02  7.37  -3.92   1.72 
2010 03 13.11 -99.99 -99.99 
2010 04 23.00   5.08  14.04 
2010 05 25.05  11.95  18.50 
2010 06 28.32  16.79  22.56 
2010 07 29.91  17.66  23.78 
2010 08 30.17 -99.99 -99.99 
2010 09 27.19  12.74  19.96 
2010 11 17.10    .75   8.92 
2011 01  6.01  -4.42    .79 
2011 02 12.04  -1.33   5.35 
2011 04 23.18   6.68  14.93 
2011 05 99.99   9.77 -99.99 
2011 08 29.31  15.44  22.37 
2011 09 24.18  13.36  18.77 
2011 10 19.53   4.39  11.96 
2011 11 16.21   2.08   9.15 
2011 12 13.42    .87   7.14 
2012 01 11.53   -.65   5.44 
2012 02 14.75    .-2   7.36 
