condition mean min max 0 h after light 3.831085 3.58224 4.07993 2 h after light 3.1788499999999997 2.86048 3.49722 4 h after light 1.8127849999999999 1.79353 1.83204 8 h after light 2.650535 1.81603 3.48504 12 h after light 3.04823 2.65927 3.43719 2 h after dark 3.213195 2.93969 3.4867 4 h after dark 3.4534900000000004 3.31429 3.59269 8 h after dark 3.78845 3.54771 4.02919 12 h after dark 4.40085 4.37803 4.42367