condition mean min max 4 h after light 0.0660115 0.0657548 0.0662682 8 h after light 0.0134226 0.0 0.0268452 12 h after light 0.02174485 0.0 0.0434897 4 h after dark 0.057521050000000004 0.0290712 0.0859709 8 h after dark 0.02141475 0.0143608 0.0284687 12 h after dark 0.0260417 0.0238071 0.0282763