#date    time    tmajor tminor %change histmean   histsd    trmean   trstd  almean   alstd    F1    F2	timestamp
#F1 = (histmean-trigmean)/sqrt((histsd**2+trigsd**2)/2)
05/11/04 03:41:18 224     ?      10.7   1000.0     0.0       892.9    75.9    ?       ?         2.00        0.00  1084272078
05/13/04 02:48:43 224     ?      14.4    998.6     6.5       854.6    60.5    ?       ?         3.35        0.00  1084441723