condition	mean	min	max
4 h after light	4.374633333333334	3.1252	6.43541
8 h after light	4.334199	0.885527	7.482
12 h after light	4.1204	2.51144	5.32714
4 h after dark	6.72107	4.70805	8.83223
8 h after dark	6.5089	4.99024	7.90203
12 h after dark	7.411413333333334	6.01952	8.70987