condition mean min max 4 h after light 45.660133333333334 35.6475 51.1104 8 h after light 27.6694 15.4861 40.2539 12 h after light 44.05916666666667 28.0868 62.9648 4 h after dark 72.99823333333333 65.0652 79.7679 8 h after dark 84.8817 77.4896 98.1725 12 h after dark 72.0913 62.3564 84.2051