condition	mean	min	max
4 h after light	0.489695	0.225398	0.729731
8 h after light	0.5814851	0.0212353	1.25644
12 h after light	0.404741	0.284097	0.50048
4 h after dark	0.9834893333333333	0.702338	1.1596
8 h after dark	0.6502803333333333	0.276446	0.912946
12 h after dark	1.2532726666666667	0.525428	1.81957