condition	mean	min	max
4 h after light	8.1723145	7.863084	8.481545
8 h after light	7.8764565	7.490435	8.262478
12 h after light	8.449343500000001	8.184996	8.713691
4 h after dark	7.6660645	6.850584	8.481545
8 h after dark	9.161228000000001	8.481545	9.840911
12 h after dark	8.481545	8.481545	8.481545