condition	mean	min	max
4 h after light	3.10808	3.00513	3.21103
8 h after light	4.389385000000001	4.07819	4.70058
12 h after light	4.471885	4.35828	4.58549
4 h after dark	6.024145	5.90145	6.14684
8 h after dark	4.66836	4.66539	4.67133
12 h after dark	3.5437849999999997	3.20736	3.88021