condition	mean	min	max
4 h after light	18.1	18.1	18.1
8 h after light	25.400000000000002	5.2	45.6
12 h after light	20.95	15.5	26.4
4 h after dark	17.95	15.9	20.0
8 h after dark	23.4	1.9	44.9
12 h after dark	28.3	20.0	36.6