condition	mean	min	max
4 h after light	3.9874690000000004	3.4842470000000003	4.88718
8 h after light	7.142868333333333	4.392451	8.665668
12 h after light	9.536921666666666	6.159815	11.70283
16 h after light	8.372555666666667	4.924205000000001	11.112630000000001
4 h after dark	7.980724	3.268026	14.70096
8 h after dark	3.9552199999999997	1.765395	5.663459