condition mean min max 4 h after light 48.9371595 47.88931 49.985009 8 h after light 76.03291 56.02836 96.03746 12 h after light 76.460337 72.619609 80.301065 4 h after dark 66.617809 63.03245 70.203168 8 h after dark 82.2168215 60.379009 104.054634 12 h after dark 58.37175 58.37175 58.37175