condition mean min max 4 h after light 0.9023145 0.566489 1.23814 8 h after light 1.144158 0.461136 1.82718 12 h after light 0.890374 0.548628 1.23212 4 h after dark 2.180406666666667 1.77774 2.51007 8 h after dark 0.5509763338933333 1.68e-09 1.01274 12 h after dark 0.5613076666666666 0.0 1.01417