condition mean min max 4 h after light 0.0522286 0.0413015 0.0631557 8 h after light 0.02577605 0.0149488 0.0366033 12 h after light 0.02886905 0.0189533 0.0387848 4 h after dark 0.0078569 0.0 0.0235707 8 h after dark 0.020700533333333333 0.0 0.0621016 12 h after dark 0.037509933333333335 0.0 0.0649238