condition mean min max 2 h after light 2.03315 1.80281 2.43821 6 h after light 2.42683 2.30763 2.65676 10 h after light 4.193016666666667 3.28261 5.63358 2 h after dark 2.23548 1.83135 2.85282 6 h after dark 2.6719466666666665 2.38964 2.93351 10 h after dark 2.1306499999999997 1.9604 2.26814