condition mean min max 3 h after light 248.63466666666667 231.101 273.462 6 h after light 303.037 270.306 355.509 9 h after light 212.283 190.093 227.567 12 h after light 125.2526 63.3277 258.728 3 h after dark 49.416199999999996 47.1881 52.7226 6 h after dark 86.68426666666667 80.1124 90.8482 9 h after dark 136.667 131.401 142.303 12 h after dark 209.5685 201.937 217.2