condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.02543745 0.0 0.0508749 12 h after light 0.1009712 0.0370974 0.164845 4 h after dark 0.29210233333333335 0.20946 0.359003 8 h after dark 0.21596766666666667 0.135815 0.32571 12 h after dark 0.03576063333333333 0.0 0.06391