condition mean min max 3 h after light 3.26044 1.06429 6.35525 6 h after light 3.0798966666666665 2.37982 3.51023 9 h after light 1.5363533333333332 1.19805 2.09135 12 h after light 3.5126999999999997 2.54121 4.36947 3 h after dark 5.0145 2.89398 6.28397 6 h after dark 4.5707699999999996 3.69814 6.1823 9 h after dark 5.835126666666667 2.35367 7.75876 12 h after dark 4.037303333333333 3.03046 4.7715