condition	mean	min	max
4 h after light	20.964033333333333	15.9713	26.2244
8 h after light	10.987916666666667	4.89815	16.6089
12 h after light	6.70823	4.52235	10.004
4 h after dark	7.168959999999999	6.29226	8.40556
8 h after dark	8.951153333333334	6.06096	10.5313
12 h after dark	16.2571	15.5406	16.8588