condition mean min max 4 h after light 0.1773575 0.130182 0.224533 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.37984166666666663 0.146333 0.501613 8 h after dark 0.10126166666666668 0.0 0.303785 12 h after dark 0.462258 0.0 0.901967