condition	mean	min	max
4 h after light	69.6	69.6	69.6
8 h after light	55.25	46.0	64.5
12 h after light	69.4	53.2	85.6
4 h after dark	42.0	30.1	53.9
8 h after dark	41.8	14.5	69.1
12 h after dark	46.95	40.8	53.1