condition	mean	min	max
4 h after light	5.462405	5.34358	5.58123
8 h after light	3.71934	3.62915	3.80953
12 h after light	2.33045	2.05801	2.60289
4 h after dark	3.092	2.59989	3.43604
8 h after dark	4.473016666666666	3.53584	4.94541
12 h after dark	5.106766666666667	4.27951	6.04933