condition	mean	min	max
4 h after light	6.22851	6.06009	6.34255
8 h after light	6.41202	6.3455	6.4898
12 h after light	6.94254	6.89606	6.97311
4 h after dark	7.239006666666667	7.04858	7.42695
8 h after dark	7.2242500000000005	7.07205	7.30705
12 h after dark	7.03877	6.823860000000001	7.277539999999999