condition	mean	min	max
4 h after light	4.4110146666666665	3.700432	5.626218
8 h after light	5.252386	3.1473720000000003	8.39371
12 h after light	9.405848666666667	8.166624	11.06403
16 h after light	14.886143333333331	10.2473	20.345129999999997
4 h after dark	9.167293666666668	5.604967	14.52844
8 h after dark	10.583806	8.054138	13.22476