condition	mean	min	max
4 h after light	17.8	17.8	17.8
8 h after light	2.0999999999999996	1.4	2.8
12 h after light	5.95	1.5	10.4
4 h after dark	10.45	3.0	17.9
8 h after dark	33.95	29.4	38.5
12 h after dark	17.85	12.8	22.9