condition	mean	min	max
4 h after light	265.8255	250.347	281.304
8 h after light	109.7135	103.347	116.08
12 h after light	41.873099999999994	41.6153	42.1309
4 h after dark	8.321995	7.59897	9.04502
8 h after dark	15.8911	14.3691	17.4131
12 h after dark	119.9415	119.769	120.114