condition mean min max 2 h after light 239.54266666666666 210.325 257.405 6 h after light 120.28165 87.0451 175.028 10 h after light 99.3408 70.8953 140.462 14 h after light 116.58099999999999 76.0559 172.713 18 h after light 133.073 115.299 149.881 2 h after dark 136.43116666666666 100.098 173.928