condition	mean	min	max
4 h after light	20.70025	17.0054	24.3951
8 h after light	0.6821115	0.541438	0.822785
12 h after light	2.629975	2.13531	3.12464
4 h after dark	80.4663	79.4978	81.4914
8 h after dark	89.66403333333334	85.977	94.3985
12 h after dark	84.62043333333334	80.3565	90.0819