condition	mean	min	max
4 h after light	0.6	0.6	0.6
8 h after light	3.6999999999999997	0.8	6.6
12 h after light	0.75	0.2	1.3
4 h after dark	0.44999999999999996	0.3	0.6
8 h after dark	0.6499999999999999	0.6	0.7
12 h after dark	1.35	1.2	1.5