condition	mean	min	max
4 h after light	14.721176666666667	14.40019	15.08547
8 h after light	3.1036296666666665	2.9838419999999997	3.234067
12 h after light	4.418549666666667	1.925303	5.799591
16 h after light	19.374773333333334	17.589920000000003	20.57074
4 h after dark	13.55789	10.41337	15.40668
8 h after dark	6.8478390000000005	3.525233	10.436860000000001