condition mean min max 3 h after light 14.58813 8.41626 19.3194 7 h after light 13.774259166666667 9.18671 20.3912 11 h after light 13.8255625 9.09923 19.4585 2 h after dark 14.024540833333333 8.98347 19.6048 6 h after dark 14.2490775 8.85943 18.6684 10 h after dark 14.182459166666666 8.4132 23.5551