condition	mean	min	max
4 h after light	5.007265	4.18154	5.83299
8 h after light	2.8066250000000004	2.7263	2.88695
12 h after light	3.5359	2.79083	4.28097
4 h after dark	4.34293	3.5147	5.07264
8 h after dark	4.73529	4.5932	4.93896
12 h after dark	4.852816666666667	4.61034	5.32201