condition mean min max 0 h after light 22.776899999999998 22.6065 22.9473 4 h after light 16.2142 15.2035 17.2249 8 h after light 6.74247 6.0297 7.45524 4 h after dark 12.64229 9.31548 15.9691 8 h after dark 25.1941 25.0959 25.2923 12 h after dark 21.2413 20.6927 21.7899