condition mean min max 0 h after light 0.3503975 0.233876 0.466919 4 h after light 0.936113 0.920714 0.951512 8 h after light 0.38606645 0.0792159 0.692917 4 h after dark 0.6890689999999999 0.613848 0.76429 8 h after dark 0.6933385 0.5365 0.850177 12 h after dark 0.8767980000000001 0.233146 1.52045