condition mean min max 3 h after light 39.5293 36.7943 43.8674 6 h after light 84.30863333333333 76.37 93.0092 9 h after light 96.7332 91.3731 100.92 12 h after light 68.084675 37.0129 84.1326 3 h after dark 66.19346666666667 60.2624 72.0039 6 h after dark 72.30330000000001 70.1718 74.6831 9 h after dark 54.5229 52.9753 56.283 12 h after dark 48.7547 42.5546 54.9548