condition mean min max 0 h after light 27.07345 26.4549 27.692 4 h after light 40.556799999999996 37.4642 43.6494 8 h after light 34.625299999999996 31.241 38.0096 4 h after dark 17.8071 16.8809 18.7333 8 h after dark 20.4177 20.2103 20.6251 12 h after dark 24.9956 24.704 25.2872