condition mean min max 2 h after light 60.876133333333335 49.4415 69.5024 6 h after light 43.49713333333333 33.8217 53.2582 10 h after light 37.065933333333334 30.6817 43.6343 14 h after light 39.77375 30.7945 49.1388 18 h after light 47.54685 33.2192 53.2877 2 h after dark 54.247 47.521 66.1479