1995 10 31.50  23.60  27.55 
1997 07 29.60  25.10  27.35 
1997 08 99.99  24.20 -99.99 
1997 09 99.99  23.90 -99.99 
1997 10 99.99  23.40 -99.99 
1997 11 99.99  23.60 -99.99 
1997 12 99.99  24.00 -99.99 
1998 01 99.99  24.30 -99.99 
1998 02 99.99  24.30 -99.99 
1998 03 99.99  24.40 -99.99 
1998 04 99.99  25.50 -99.99 
1998 05 99.99  25.00 -99.99 
1998 06 99.99  24.30 -99.99 
1998 07 99.99  24.10 -99.99 
1998 08 99.99  24.40 -99.99 
1998 09 99.99  24.50 -99.99 
1998 10 99.99  24.50 -99.99 
1999 01 99.99  23.30 -99.99 
1999 02 99.99  23.80 -99.99 
1999 03 99.99  23.80 -99.99 
1999 04 99.99  24.10 -99.99 
1999 05 99.99  23.90 -99.99 
1999 06 99.99  23.90 -99.99 
1999 07 99.99  24.40 -99.99 
1999 08 99.99  24.70 -99.99 
1999 09 99.99  24.70 -99.99 
1999 10 99.99  23.60 -99.99 
1999 11 99.99  24.20 -99.99 
2000 02 99.99  23.80 -99.99 
2000 03 99.99  23.90 -99.99 
2000 05 99.99  24.30 -99.99 
2000 06 99.99  23.60 -99.99 
2000 07 99.99  24.80 -99.99 
2000 08 99.99  24.30 -99.99 
2000 11 99.99  23.80 -99.99 
2001 01 99.99  23.70 -99.99 
2001 04 99.99  23.60 -99.99 
2001 05 99.99  25.00 -99.99 
2001 06 99.99  24.60 -99.99 
2001 07 99.99  25.10 -99.99 
2001 08 99.99  25.20 -99.99 
2001 10 99.99  24.10 -99.99 
2001 12 99.99  24.30 -99.99 
2002 04 99.99  23.60 -99.99 
2002 05 99.99  25.10 -99.99 
2002 06 99.99  24.90 -99.99 
2002 07 99.99  25.20 -99.99 
2002 08 99.99  25.00 -99.99 
2002 09 99.99  24.30 -99.99 
2002 10 99.99  23.30 -99.99 
2002 11 99.99  23.90 -99.99 
2003 01 99.99  24.10 -99.99 
2003 02 99.99  24.40 -99.99 
2003 04 99.99  22.90 -99.99 
2003 05 99.99  24.10 -99.99 
2003 06 99.99  24.30 -99.99 
2003 07 99.99  23.80 -99.99 
2003 08 99.99  24.10 -99.99 
2003 09 99.99  23.40 -99.99 
2003 10 99.99  22.70 -99.99 
2003 11 99.99  23.00 -99.99 
2003 12 99.99  23.70 -99.99 
2004 01 99.99  23.30 -99.99 
2004 02 99.99  23.70 -99.99 
2004 08 31.67  23.02  27.34 
2006 06 29.75  25.49  27.62 
2007 09 30.05  25.96  28.00 
2007 10 31.07  25.44  28.25 
2007 11 30.27  24.87  27.57 
2007 12 31.69  25.21  28.45 
2008 01 31.10  26.14  28.62 
2008 02 30.56  25.30  27.93 
2008 04 30.28  24.73  27.50 
2008 05 29.80  25.63  27.71 
2008 06 30.15  25.36  27.75 
2008 07 29.11  25.33  27.22 
2008 08 30.00  25.66  27.83 
2008 09 30.23  25.43  27.83 
2008 12 31.34  25.96  28.65 
2009 01 31.68  26.18  28.93 
2009 02 31.74  25.68  28.71 
2009 03 31.21  25.01  28.11 
2009 04 31.65  25.65  28.65 
2009 05 30.84  25.39  28.11 
2009 06 30.28  26.08  28.18 
2009 07 30.00  26.09  28.04 
2009 08 30.02  26.19  28.10 
2009 09 30.65  25.84  28.24 
2009 10 30.99  25.48  28.23 
2009 11 31.65  25.64  28.64 
2009 12 31.61  25.48  28.54 
2010 01 31.19  25.66  28.42 
2010 02 32.18  25.35  28.77 
2010 04 31.26  25.50  28.38 
2010 05 31.56  25.79  28.67 
2010 06 30.92  25.42  28.17 
2010 07 31.01  25.23  28.12 
2010 08 31.22  25.63  28.42 
2010 09 32.06  24.83  28.44 
2010 10 32.41  24.80  28.60 
2010 11 32.50  24.34  28.42 
2011 01 31.56  24.59  28.07 
2011 02 31.58  24.73  28.15 
2011 03 31.40  24.92  28.16 
2011 04 31.85  25.00  28.42 
2011 05 31.37  25.36  28.36 
2011 06 30.10  25.43  27.76 
2011 07 30.23  25.61  27.92 
2011 08 29.82  25.64  27.73 
2011 09 30.21  25.34  27.77 
2011 10 31.28  24.56  27.92 
2011 11 31.71  24.63  28.16 
2011 12 31.73  25.19  28.46 
2012 01 31.61  25.01  28.31 
2012 02 31.58  24.61  28.09 
2012 03 31.07  24.76  27.91 
2012 04 31.35  24.31  27.83 
2012 05 31.00  25.00  28.00 
2012 06 30.79  25.74  28.26 
2012 07 29.62  24.95  27.28 
2012 08 30.04  25.51  27.77 
2012 09 30.63  25.48  28.05 
2012 10 31.55  24.99  28.27 
2012 11 31.75  24.53  28.14 
2012 12 32.00  24.60  28.30 
2013 01 31.52  25.71  28.61 
2013 02 31.36  24.69  28.02 
2013 03 32.71  24.95  28.83 
2013 04 31.46  24.98  28.22 
2013 05 31.54  25.16  28.35 
2013 06 31.52  25.43  28.47 
2013 07 30.41  24.92  27.66 
2013 08 30.50  25.56  28.03 
2013 09 30.70  25.19  27.94 
2013 10 31.55  24.50  28.02 
2013 11 31.87  24.48  28.17 
2013 12 32.22  25.17  28.69 
