condition mean min max 3 h after light 2.7508031666666666 0.783838 5.26723 7 h after light 2.6661765 0.734766 9.99525 11 h after light 1.6529990833333335 0.218307 3.4017 2 h after dark 1.7043335833333333 0.149604 3.37771 6 h after dark 2.1331034166666667 0.893821 4.62032 10 h after dark 1.662464 0.193921 3.38414