condition	mean	min	max
4 h after light	41.5	41.5	41.5
8 h after light	49.05	34.3	63.8
12 h after light	28.85	9.2	48.5
4 h after dark	18.05	8.3	27.8
8 h after dark	6.7	4.4	9.0
12 h after dark	6.75	6.5	7.0