condition	mean	min	max
4 h after light	57.37235	54.6903	60.0544
8 h after light	24.197400000000002	21.6372	26.7576
12 h after light	146.57350000000002	140.318	152.829
4 h after dark	249.05033333333333	245.111	251.782
8 h after dark	178.411	170.572	193.677
12 h after dark	120.00366666666666	109.656	130.051