condition mean min max 0 h after light 0.6999465 0.44196 0.957933 2 h after light 0.700828 0.479818 0.921838 4 h after light 0.615903 0.536569 0.695237 8 h after light 0.7051615 0.635973 0.77435 12 h after light 2.02273 1.6402 2.40526 2 h after dark 1.65872 1.47931 1.83813 4 h after dark 1.042975 0.78917 1.29678 8 h after dark 0.9441825 0.923532 0.964833 12 h after dark 0.9664565 0.949504 0.983409