condition	mean	min	max
4 h after light	27.2	27.2	27.2
8 h after light	41.8	41.2	42.4
12 h after light	32.75	24.7	40.8
4 h after dark	76.65	63.2	90.1
8 h after dark	76.25	58.9	93.6
12 h after dark	74.9	72.0	77.8