condition mean min max 2 h after light 1.1627756666666667 0.960157 1.31554 6 h after light 1.1527100000000001 1.0117 1.25062 10 h after light 1.156657 0.993661 1.34868 2 h after dark 0.966943 0.84766 1.08228 6 h after dark 0.5868416666666667 0.522882 0.667294 10 h after dark 0.577645 0.516101 0.631104