condition mean min max 2 h after light 66.3408 52.3188 78.2973 6 h after light 60.92755 51.3697 69.7362 10 h after light 54.46953333333333 42.5183 69.9072 14 h after light 58.46225 43.3032 75.1101 18 h after light 66.41976666666667 50.8785 81.6652 2 h after dark 62.509816666666666 44.2573 76.77