condition	mean	min	max
4 h after light	5.341963333333333	5.06482	5.75246
8 h after light	5.21185	5.1123	5.35055
12 h after light	5.1508899999999995	4.921119999999999	5.34063
4 h after dark	5.23684	5.11565	5.37405
8 h after dark	5.255046666666667	5.12614	5.45656
12 h after dark	5.23646	5.18658	5.30638