condition mean min max 0 h after light 6.3799399999999995 5.703 7.05688 4 h after light 47.86795 24.9259 70.81 8 h after light 26.79455 24.857 28.7321 4 h after dark 7.59523 3.30546 11.885 8 h after dark 21.0688 17.884 24.2536 12 h after dark 20.0199 16.3365 23.7033