condition	mean	min	max
4 h after light	33.7	33.7	33.7
8 h after light	61.2	41.6	80.8
12 h after light	67.0	63.6	70.4
4 h after dark	73.6	66.2	81.0
8 h after dark	89.45	76.5	102.4
12 h after dark	62.45	53.9	71.0