condition	mean	min	max
4 h after light	54.9	54.9	54.9
8 h after light	48.55	33.5	63.6
12 h after light	54.6	53.1	56.1
4 h after dark	74.25	63.2	85.3
8 h after dark	116.05000000000001	91.3	140.8
12 h after dark	74.6	66.2	83.0