condition	mean	min	max
4 h after light	9.58718	9.53061	9.64375
8 h after light	10.6089	10.5433	10.6745
12 h after light	11.3294	10.4719	12.1869
4 h after dark	15.514499999999998	14.8836	16.1454
8 h after dark	14.21965	13.731	14.7083
12 h after dark	14.2378	13.2538	15.2218