condition mean min max 0 h after light 0.0210821 0.0 0.0421642 4 h after light 0.042266899999999996 0.0415716 0.0429622 8 h after light 0.0429206 0.0 0.0858412 4 h after dark 0.04141065 0.0 0.0828213 8 h after dark 0.02093825 0.0 0.0418765 12 h after dark 0.0421076 0.0 0.0842152