condition mean min max 3 h after light 4.0374 1.78745 6.12753 6 h after light 2.127206666666667 1.50385 3.26032 9 h after light 2.145468 0.457774 4.45969 12 h after light 3.53081975 0.643429 8.90303 3 h after dark 1.2847706666666667 0.525822 1.84029 6 h after dark 1.829751 0.188093 3.14344 9 h after dark 1.22946 1.06226 1.43659 12 h after dark 3.72058 1.56215 5.87901