condition mean min max 3 h after light 0.8476639166666666 0.31892 1.55291 7 h after light 1.1124915833333333 0.577919 1.66183 11 h after light 1.3400296666666667 0.671413 1.98051 2 h after dark 1.15551675 0.653098 1.61927 6 h after dark 0.9678154999999999 0.53367 1.95527 10 h after dark 1.05001325 0.272223 2.04087