condition	mean	min	max
4 h after light	4.39406	4.03767	4.75045
8 h after light	4.495605	3.97688	5.01433
12 h after light	4.745445	4.49156	4.99933
4 h after dark	6.18344	6.10002	6.27852
8 h after dark	4.984923333333334	4.5944	5.69619
12 h after dark	4.336973333333333	3.91294	4.5529