condition	mean	min	max
4 h after light	3.169503333333333	1.90527	3.83808
8 h after light	3.076535	0.716265	5.27621
12 h after light	2.853823333333333	1.84947	4.04149
4 h after dark	4.04498	2.90903	4.73763
8 h after dark	4.79618	3.6448	6.23823
12 h after dark	5.057353333333333	4.0944	6.02922