condition	mean	min	max
4 h after light	0.2220504	0.0988778	0.345223
8 h after light	0.4775425	0.419241	0.535844
12 h after light	0.8701055	0.535951	1.20426
4 h after dark	2.52894	1.77185	3.28603
8 h after dark	1.0740495	0.790859	1.35724
12 h after dark	0.737767	0.726775	0.748759