condition	mean	min	max
4 h after light	32.624002	20.824668	44.423336
8 h after light	54.826353	47.814287	61.838419
12 h after light	35.336037	20.422777	50.249297
4 h after dark	37.468956500000004	30.505415	44.432498
8 h after dark	22.813641	19.579207	26.048075
12 h after dark	18.908331	18.908331	18.908331