condition	mean	min	max
4 h after light	41.3	41.3	41.3
8 h after light	35.95	32.5	39.4
12 h after light	34.55	11.1	58.0
4 h after dark	52.55	42.4	62.7
8 h after dark	38.75	33.1	44.4
12 h after dark	71.05	32.9	109.2