condition mean min max 3 h after light 56.055233333333334 51.1941 65.0802 6 h after light 33.25476666666667 25.3731 41.9638 9 h after light 15.947133333333333 14.3769 18.0932 12 h after light 28.25975 4.05422 98.5961 3 h after dark 1.620893 0.947179 2.10839 6 h after dark 9.314913333333333 5.17164 11.9694 9 h after dark 55.6602 47.8913 65.0522 12 h after dark 134.6855 131.568 137.803