condition mean min max 3 h after light 40.00983333333333 38.3603 41.7656 6 h after light 23.9689 23.1405 24.7745 9 h after light 20.708 17.8018 25.1725 12 h after light 14.966800000000001 12.5694 16.7558 3 h after dark 24.781666666666666 20.55 29.3383 6 h after dark 26.0078 21.9294 29.025 9 h after dark 42.7397 38.44 49.6459 12 h after dark 53.07886666666667 45.5634 62.0158