condition mean min max 3 h after light 1.5542999999999998 0.0 4.6629 6 h after light 1.01281 0.0 1.55303 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.41681999999999997 0.0 1.25046 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0