condition	mean	min	max
4 h after light	79.7	79.7	79.7
8 h after light	72.65	67.8	77.5
12 h after light	69.9	69.8	70.0
4 h after dark	82.35	75.8	88.9
8 h after dark	72.95	42.2	103.7
12 h after dark	80.0	47.7	112.3