condition mean min max 3 h after light 30.121866666666666 29.714 30.4684 6 h after light 33.5388 26.1729 41.6035 9 h after light 34.447 29.7649 41.0031 12 h after light 38.963725 32.1117 45.3337 3 h after dark 41.4719 37.8236 46.116 6 h after dark 31.8071 30.0319 33.8448 9 h after dark 27.784466666666667 25.2117 32.0722 12 h after dark 22.867649999999998 21.0447 24.6906