condition mean min max 0 h after light 0.09682779999999999 0.0967415 0.0969141 4 h after light 0.384718 0.197145 0.572291 8 h after light 0.2406605 0.098477 0.382844 4 h after dark 0.28597625 0.0950125 0.47694 8 h after dark 0.1917612 0.0952784 0.288244 12 h after dark 0.1428128 0.0966116 0.189014