condition	mean	min	max
4 h after light	61.6	61.6	61.6
8 h after light	62.0	52.4	71.6
12 h after light	52.0	10.9	93.1
4 h after dark	35.45	25.6	45.3
8 h after dark	63.75	49.5	78.0
12 h after dark	66.85	49.3	84.4