condition	mean	min	max
4 h after light	4.237335	3.66931	4.80536
8 h after light	4.189355	3.98735	4.39136
12 h after light	4.248915	3.31466	5.18317
4 h after dark	4.2200299999999995	3.11229	5.49461
8 h after dark	4.919816666666667	4.53361	5.59551
12 h after dark	4.18249	4.08214	4.34397