condition mean min max 2 h after light 0.5721993333333333 0.321995 0.981427 6 h after light 0.34319866666666665 0.203862 0.439833 10 h after light 0.796438 0.542184 1.23237 2 h after dark 0.7523703333333334 0.31881 1.23617 6 h after dark 0.41491 0.175792 0.774747 10 h after dark 0.2469676 0.0887468 0.330135