condition mean min max 0 h after light 0.568774 0.535822 0.601726 4 h after light 0.8350095 0.681238 0.988781 8 h after light 0.803312 0.680578 0.926046 4 h after dark 1.052695 1.05062 1.05477 8 h after dark 0.495519 0.398413 0.592625 12 h after dark 0.7242744999999999 0.534149 0.9144