condition	mean	min	max
4 h after light	1.356395	1.28759	1.4252
8 h after light	1.072295	0.9388	1.20579
12 h after light	0.600417	0.432355	0.768479
4 h after dark	0.8068173333333333	0.559434	1.22034
8 h after dark	0.678397	0.482701	0.813431
12 h after dark	1.3875133333333334	1.0552	1.85343