condition	mean	min	max
4 h after light	30.2	30.2	30.2
8 h after light	16.5	2.3	30.7
12 h after light	20.95	18.4	23.5
4 h after dark	14.700000000000001	2.1	27.3
8 h after dark	34.25	28.5	40.0
12 h after dark	15.95	7.9	24.0