condition	mean	min	max
4 h after light	5.438174999999999	4.81969	6.05666
8 h after light	3.68945	3.2795	4.0994
12 h after light	4.918240000000001	4.52575	5.31073
4 h after dark	6.24859	5.314	7.18318
8 h after dark	6.125225	5.93884	6.31161
12 h after dark	5.85361	5.7828	5.92442