condition	mean	min	max
4 h after light	2.5	2.5	2.5
8 h after light	21.55	12.9	30.2
12 h after light	7.9	7.9	7.9
4 h after dark	20.1	3.6	36.6
8 h after dark	2.5999999999999996	2.3	2.9
12 h after dark	3.3499999999999996	2.6	4.1