condition	mean	min	max
4 h after light	4.62215	4.3556099999999995	4.8268
8 h after light	4.6167300000000004	4.40779	4.87249
12 h after light	4.625236666666667	4.48228	4.69994
4 h after dark	4.559036666666667	4.41029	4.68919
8 h after dark	4.713916666666667	4.3774	5.22763
12 h after dark	4.59872	4.54369	4.63075