condition mean min max 4 h after light 135.877108 97.81748 173.936736 8 h after light 145.1462775 140.37793 149.914625 12 h after light 230.7516005 139.886529 321.616672 4 h after dark 380.26906049999997 229.6473 530.890821 8 h after dark 338.4864145 241.356157 435.616672 12 h after dark 300.611779 300.611779 300.611779