condition mean min max 2 h after light 1.291176 0.758618 1.78783 6 h after light 0.5801623333333333 0.256599 1.1969 10 h after light 0.5277893333333333 0.0 1.00753 2 h after dark 1.553067 0.660481 2.52134 6 h after dark 2.1916599999999997 1.72977 2.46874 10 h after dark 2.018623333333333 1.31074 2.89448