#date    time    tmajor tminor %change histmean   histsd    trmean   trstd  almean   alstd    F1    F2	timestamp tdiff
#F1 = (histmean-trigmean)/sqrt((histsd**2+trigsd**2)/2)
06/25/2004 16:24:10 224     ?      40.1    999.9     0.8       599.2   107.0    ?       ?         5.29        0.00  1088205850 137
07/01/2004 20:44:13 224     ?      50.4   1000.0     0.0       495.5    98.5    ?       ?         7.24        0.00  1088739853 174
07/23/2004 17:11:27 224     ?      83.4    581.9   192.6        96.7     0.5    ?       ?         3.56        0.00  1090627887 159