condition	mean	min	max
4 h after light	2.9601699999999997	2.52196	3.39838
8 h after light	3.0991999999999997	2.91287	3.28553
12 h after light	3.097375	2.43641	3.75834
4 h after dark	3.9673499999999997	3.90875	4.02595
8 h after dark	4.09185	3.92588	4.25782
12 h after dark	4.058655	3.97247	4.14484