condition	mean	min	max
4 h after light	11701.7	11701.7	11701.7
8 h after light	11321.35	11139.5	11503.2
12 h after light	10617.95	10465.7	10770.2
4 h after dark	6891.8	4372.5	9411.1
8 h after dark	5783.95	4240.7	7327.2
12 h after dark	7771.65	6580.8	8962.5