condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.011840633333333335 0.0 0.0355219 12 h after light 0.017187849999999998 0.0 0.0354291 3 h after dark 0.015125266666666666 0.0 0.0453758 6 h after dark 0.031361099999999996 0.0 0.0940833 9 h after dark 0.021291933333333332 0.0 0.0638758 12 h after dark 0.04145845 0.0 0.0829169