2006 12 31 06 00 00 -13.90 55.00 035 2006 12 31 18 00 00 -15.50 54.20 050 2007 01 01 06 00 00 -17.50 52.80 060 2007 01 01 18 00 00 -18.70 51.90 060 2007 01 02 06 00 00 -19.80 51.20 060 2007 01 02 18 00 00 -20.10 49.80 065 2007 01 03 06 00 00 -20.50 48.80 065 2007 01 03 18 00 00 -20.90 48.30 045 2007 01 04 06 00 00 -20.70 48.40 035 2007 01 04 18 00 00 -21.00 48.00 025