condition	mean	min	max
4 h after light	41.0	41.0	41.0
8 h after light	51.15	41.0	61.3
12 h after light	48.2	20.7	75.7
4 h after dark	49.55	38.9	60.2
8 h after dark	45.75	35.8	55.7
12 h after dark	48.25	44.5	52.0