condition	mean	min	max
4 h after light	3.07037	2.07808	4.06266
8 h after light	1.68366	0.0	3.36732
12 h after light	5.476330000000001	2.72755	8.22511
4 h after dark	7.047665	3.37673	10.7186
8 h after dark	5.567555	5.35643	5.77868
12 h after dark	1.542775	1.31214	1.77341