condition	mean	min	max
4 h after light	1.649845	1.54337	1.75632
8 h after light	7.85567	7.55981	8.15153
12 h after light	6.3805499999999995	6.15113	6.60997
4 h after dark	4.3571333333333335	3.97148	4.86493
8 h after dark	2.90386	2.70727	3.1043
12 h after dark	1.8738866666666667	1.74904	2.10596