condition	mean	min	max
4 h after light	15.3	15.3	15.3
8 h after light	6.6	3.5	9.7
12 h after light	24.3	22.0	26.6
4 h after dark	2.25	1.7	2.8
8 h after dark	15.049999999999999	3.4	26.7
12 h after dark	4.45	3.9	5.0