condition mean min max 3 h after light 5.0726625 2.28631 11.7393 7 h after light 5.471696666666666 3.70012 7.70389 11 h after light 4.5463225 3.18809 6.69869 2 h after dark 5.202439166666666 2.97204 7.21417 6 h after dark 3.9295999999999998 1.55128 6.70893 10 h after dark 3.7289616666666667 1.56155 7.22984