condition mean min max 4 h after light 0.6130313333333334 0.317179 0.798679 8 h after light 0.6541669999999999 0.348625 0.988807 12 h after light 0.5014773333333333 0.108517 0.739486 4 h after dark 1.3847800000000001 1.03774 1.75678 8 h after dark 1.1140743333333334 0.363347 2.27289 12 h after dark 1.0987506666666667 0.916842 1.31439