condition mean min max 4 h after light 90.815117 79.720327 101.909907 8 h after light 70.867088 70.713939 71.020237 12 h after light 93.6985595 92.693641 94.703478 4 h after dark 55.56228900000001 34.751235 76.373343 8 h after dark 74.701849 61.144861 88.258837 12 h after dark 79.720327 79.720327 79.720327