condition	mean	min	max
4 h after light	7.145705	5.83976	8.45165
8 h after light	5.4966349999999995	5.40453	5.58874
12 h after light	4.790514999999999	4.2399	5.34113
4 h after dark	5.61859	4.76463	6.77208
8 h after dark	6.5627933333333335	6.27255	6.86688
12 h after dark	7.0901266666666665	6.01581	7.8793