condition	mean	min	max
4 h after light	0.900865	0.70078	1.10095
8 h after light	0.537048	0.501557	0.572539
12 h after light	0.396565	0.292242	0.500888
4 h after dark	0.6773893333333334	0.445427	0.909038
8 h after dark	0.5509396666666667	0.526285	0.576006
12 h after dark	0.89259	0.575388	1.27133