condition	mean	min	max
4 h after light	5.455995	4.9938	5.91819
8 h after light	11.382549999999998	11.0232	11.7419
12 h after light	8.016	7.28554	8.74646
4 h after dark	6.041015	5.02896	7.05307
8 h after dark	4.906750000000001	4.80462	5.00888
12 h after dark	4.91086	4.73239	5.08933