condition	mean	min	max
4 h after light	52.0	52.0	52.0
8 h after light	24.3	1.9	46.7
12 h after light	47.95	27.0	68.9
4 h after dark	50.15	35.0	65.3
8 h after dark	32.0	23.1	40.9
12 h after dark	31.8	1.7	61.9