#date    time    tmajor tminor %change histmean   histsd    trmean   trstd  almean   alstd    F1    F2
#F1 = (histmean-trigmean)/sqrt((histsd**2+trigsd**2)/2)
03/25/04 19:25:16 224     ?      85.3    115.0     8.1        16.9    25.0    ?       ?         5.28        0.00
03/25/04 23:57:26 224     ?      91.4    105.4    31.3         9.1     1.7    ?       ?         4.35        0.00