condition mean min max 3 h after light 0.4883883333333333 0.149106 0.761882 6 h after light 0.2188492 0.0985026 0.366338 9 h after light 0.3689186666666667 0.176853 0.539604 12 h after light 0.2904118 0.0869922 0.71106 3 h after dark 0.17834 0.0 0.422946 6 h after dark 0.33145033333333335 0.160368 0.446684 9 h after dark 0.184405 0.0 0.306209 12 h after dark 0.35797100000000004 0.110991 0.604951