condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.027675099999999998 0.0 0.0830253 9 h after light 0.049688333333333334 0.0 0.149065 12 h after light 0.019041775 0.0 0.0761671 3 h after dark 0.0 0.0 0.0 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