1985 08 99.99 -99.99  -1.42 
1990 06 99.99 -99.99    .19 
1991 01 99.99 -99.99 -34.47 
1991 12 99.99 -99.99 -29.13 
1992 01 99.99 -99.99 -32.37 
1992 11 99.99 -99.99 -29.29 
1993 08 99.99 -99.99    .84 
1993 09 99.99 -99.99  -9.97 
1993 10 99.99 -99.99 -17.87 
1993 11 99.99 -99.99 -25.90 
1993 12 99.99 -99.99 -30.34 
1994 01 99.99 -99.99 -33.74 
1994 02 99.99 -99.99 -31.01 
1994 03 99.99 -99.99 -34.91 
1994 04 99.99 -99.99 -24.92 
1995 06 99.99 -99.99   1.49 
1995 08 99.99 -99.99   2.17 
1995 12 99.99 -99.99 -31.39 
1996 09 99.99 -99.99 -11.23 
1996 10 99.99 -99.99 -19.64 
1996 11 99.99 -99.99 -21.24 
1996 12 99.99 -99.99 -28.21 
1997 12 99.99 -99.99 -27.68 
1998 04 99.99 -99.99 -20.86 
1998 05 99.99 -99.99 -11.66 
1998 07 99.99 -99.99   2.45 
1999 03 99.99 -99.99 -32.79 
2002 11 99.99 -99.99 -26.04 
2002 12 99.99 -99.99 -24.97 
2003 03 99.99 -99.99 -34.09 
2003 04 99.99 -99.99 -24.05 
2003 05 99.99 -99.99  -9.35 
2003 06 99.99 -99.99  -1.22 
2003 07 99.99 -99.99   3.45 
2003 08 99.99 -99.99   1.50 
2003 09 99.99 -99.99  -6.32 
2003 10 99.99 -99.99 -16.29 
2003 11 99.99 -99.99 -27.46 
2003 12 99.99 -99.99 -26.83 
2004 01 99.99 -99.99 -32.80 
2004 02 99.99 -99.99 -33.16 
2004 03 99.99 -99.99 -32.79 
2004 04 99.99 -99.99 -21.90 
2004 05 99.99 -99.99  -9.96 
2004 09 99.99 -99.99 -10.31 
2004 10 99.99 -99.99 -19.20 
2004 11 99.99 -99.99 -27.91 
2005 02 99.99 -99.99 -23.10 
2005 10 99.99 -99.99 -18.54 
2007 08 99.99 -99.99    .60 
2010 03 99.99 -99.99 -28.69 
2010 04 99.99 -99.99 -18.43 
2010 05 99.99 -99.99  -7.38 
2010 06 99.99 -99.99   -.49 
2010 07 99.99 -99.99   3.55 
2010 08 99.99 -99.99    .29 
2010 09 99.99 -99.99  -9.37 
2010 10 99.99 -99.99 -16.32 
2010 11 99.99 -99.99 -23.49 
2010 12 99.99 -99.99 -24.20 
2011 03 99.99 -99.99 -23.41 
2011 04 99.99 -99.99 -24.87 
2011 05 99.99 -99.99  -8.22 
2011 06 99.99 -99.99   1.75 
2011 07 99.99 -99.99   1.98 
2011 08 99.99 -99.99    .74 
2011 09 99.99 -99.99  -8.03 
2011 10 99.99 -99.99 -19.15 
2011 11 99.99 -99.99 -21.71 
2012 04 99.99 -99.99 -21.76 
2012 05 99.99 -99.99 -10.94 
2012 06 99.99 -99.99   1.37 
2012 07 99.99 -99.99   3.15 
2012 08 99.99 -99.99   1.48 
2012 09 99.99 -99.99  -5.49 
2012 10 99.99 -99.99 -16.82 
2012 11 99.99 -99.99 -21.53 
