condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.14589166666666667 0.0 0.437675 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.2688973333333333 0.0 0.467447 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0