condition	mean	min	max
4 h after light	3.3935286666666666	3.2982199999999997	3.5205550000000003
8 h after light	2.4314856666666667	1.634352	2.9525930000000002
12 h after light	1.5639290000000001	1.381053	1.7311740000000002
16 h after light	3.6731556666666667	3.040435	4.7811900000000005
4 h after dark	4.782988	2.8063740000000004	8.382468
8 h after dark	1.8740493333333335	1.7316330000000002	2.1087860000000003