condition	mean	min	max
4 h after light	5.234966666666667	5.15766	5.2957
8 h after light	5.2571	5.23174	5.303319999999999
12 h after light	5.223826666666667	5.0753699999999995	5.36634
4 h after dark	5.252816666666667	5.03319	5.4154599999999995
8 h after dark	5.196106666666666	5.1298699999999995	5.29018
12 h after dark	5.35266	5.07978	5.592280000000001