1985 03 99.99  -8.72 -99.99 
1991 02 99.99 -10.49 -99.99 
1991 03  3.72 -99.99 -99.99 
1991 07 30.09 -99.99 -99.99 
1991 08 25.44 -99.99 -99.99 
1991 09 22.08 -99.99 -99.99 
1992 03  8.76 -99.99 -99.99 
1992 04 13.86 -99.99 -99.99 
1992 07 26.76 -99.99 -99.99 
1992 09 20.11 -99.99 -99.99 
1993 06 22.70 -99.99 -99.99 
1993 07 26.06 -99.99 -99.99 
1993 08 26.10 -99.99 -99.99 
1993 09 18.70 -99.99 -99.99 
1993 11 -1.78 -99.99 -99.99 
1994 02 -1.66 -99.99 -99.99 
1994 09 99.99  11.68 -99.99 
2000 01 -2.54  -8.76  -5.65 
2000 03  5.32  -1.19   2.06 
2000 04 19.14   7.75  13.44 
2000 05 21.81   7.60  14.70 
2000 06 23.80  12.04  17.92 
2000 08 27.23  14.53  20.88 
2000 09 17.79   9.33  13.56 
2000 10 14.18   2.91   8.54 
2000 11  6.47   1.42   3.94 
2001 01  2.32  -2.80   -.24 
2001 02 99.99  -5.95 -99.99 
2001 03  8.42   -.43   3.99 
2001 04 16.83   5.59  11.21 
2001 05 19.29   8.10  13.70 
2001 08 29.08  14.38  21.73 
2001 09 21.10  10.28  15.69 
2001 10 15.72   3.04   9.38 
2001 11  6.55    .35   3.45 
2001 12 -4.08 -10.59  -7.33 
2002 04 99.99   2.15 -99.99 
2003 01 -1.23 -99.99 -99.99 
2003 02 99.99 -11.72 -99.99 
2003 03  1.81  -4.61  -1.40 
2003 04 12.67   1.93   7.30 
2003 05 27.00  11.23  19.11 
2003 06 25.10  11.17  18.13 
2003 07 25.86  15.47  20.66 
2003 08 27.22  13.82  20.52 
2003 09 21.82   7.84  14.83 
2003 10 13.01   2.99   8.00 
2003 11  6.06   1.97   4.01 
2003 12  1.91  -2.66   -.37 
2004 01   .51  -4.17  -1.83 
2004 02   .99  -5.93  -2.46 
2004 03  8.64   1.05   4.85 
2004 04 15.79   3.07   9.43 
2004 12 99.99  -2.90 -99.99 
2005 02 99.99  -6.51 -99.99 
2005 03 99.99  -5.71 -99.99 
2006 06 99.99  13.56 -99.99 
2007 02 99.99  -5.62 -99.99 
2008 07 27.27  15.62  21.44 
2012 09 23.67 -99.99 -99.99 
2012 10 17.79 -99.99 -99.99 
2012 11  7.85   1.91   4.88 
