condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.08141423333333334 0.0 0.178042 12 h after light 0.1334193 0.0 0.351054 4 h after dark 0.14101333333333335 0.0 0.258825 8 h after dark 0.08624533333333334 0.0 0.258736 12 h after dark 0.024180499999999997 0.0 0.0725415