condition	mean	min	max
4 h after light	8.51183	4.23596	12.7997
8 h after light	5.3108900000000006	1.37816	8.34787
12 h after light	6.536036666666666	3.67278	10.4926
4 h after dark	8.42695	6.28282	9.51614
8 h after dark	7.213056666666667	4.0408	9.10642
12 h after dark	5.942473333333333	4.43773	7.21301