two-month [Adjective] + period [Noun]

Strength Strength Dispersion
A:
13
CHISQ:
391.88
AWT:
8,381,505
TTEST:
3.49
G2:
73.87
FAWT:
6.49
MI:
5
LOGLOG:
18.49
JD:
0.72
MI3:
12.4
DICE:
0.09
RANGE: