condition mean min max 4 h after light 0.18772250000000001 0.13779 0.237655 8 h after light 0.04707915 0.0 0.0941583 12 h after light 0.3108625 0.292546 0.329179 4 h after dark 0.33009066666666664 0.260154 0.464654 8 h after dark 0.45911233333333334 0.183756 0.643077 12 h after dark 0.6557933333333333 0.25657 0.954679