condition	mean	min	max
4 h after light	0.32836299999999996	0.300454	0.356272
8 h after light	4.4219550000000005	4.41428	4.42963
12 h after light	8.266995	8.1349	8.39909
4 h after dark	3.8994066666666667	3.3284	4.22163
8 h after dark	1.1848533333333333	1.01283	1.4024
12 h after dark	1.075259	0.772859	1.56128