condition	mean	min	max
4 h after light	3.235446666666667	2.37678	4.28676
8 h after light	1.8810286666666667	0.330896	3.44646
12 h after light	1.89407	1.19869	2.44594
4 h after dark	2.3393699999999997	1.321	3.0667
8 h after dark	4.11949	2.95052	4.83635
12 h after dark	5.709943333333333	4.20691	8.16915