condition mean min max 3 h after light 0.048702 0.0 0.146106 6 h after light 0.105547 0.0 0.184413 9 h after light 0.21501533333333334 0.130983 0.296756 12 h after light 0.076178475 0.0 0.175166 3 h after dark 0.056616400000000004 0.0 0.0946261 6 h after dark 0.19748266666666667 0.107638 0.259952 9 h after dark 0.036842 0.0 0.110526 12 h after dark 0.198753 0.174017 0.223489