condition mean min max 3 h after light 64.81606666666667 57.7162 77.3327 6 h after light 51.881433333333334 41.491 66.2909 9 h after light 38.814733333333336 36.2166 41.4421 12 h after light 55.16195 26.2237 127.419 3 h after dark 40.42316666666667 37.74 43.9673 6 h after dark 65.5175 61.8898 71.9887 9 h after dark 90.54993333333334 76.3687 99.1363 12 h after dark 150.41699999999997 146.259 154.575