condition	mean	min	max
4 h after light	3.5816999999999997	3.42142	3.74198
8 h after light	4.5550999999999995	4.20143	4.90877
12 h after light	4.4939350000000005	4.30824	4.67963
4 h after dark	4.938423333333333	4.25606	5.4056
8 h after dark	4.507306666666667	3.99271	5.25083
12 h after dark	4.176736666666667	3.25747	5.83085