condition mean min max 4 h after light 51.0893935 44.730854 57.447933 8 h after light 76.94040749999999 61.599098 92.281717 12 h after light 66.3687045 48.926884 83.810525 4 h after dark 137.8856135 85.616093 190.155134 8 h after dark 117.8328315 41.492905 194.172758 12 h after dark 53.893815 53.893815 53.893815