condition	mean	min	max
4 h after light	12.8	12.8	12.8
8 h after light	27.049999999999997	20.3	33.8
12 h after light	45.95	44.9	47.0
4 h after dark	19.5	18.3	20.7
8 h after dark	29.35	9.5	49.2
12 h after dark	5.3	4.3	6.3