#date    time    tmajor tminor %change histmean   histsd    trmean   trstd  almean   alstd    F1    F2
#F1 = (histmean-trigmean)/sqrt((histsd**2+trigsd**2)/2)
06/02/04 14:59:49 224     ?      42.0    984.6    21.6       571.0    28.4    ?       ?        16.38        0.00