condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.1988837 0.0 0.501777 12 h after light 0.846703 0.433452 1.34834 4 h after dark 0.10728266666666668 0.0 0.321848 8 h after dark 0.9763176666666666 0.0 2.50336 12 h after dark 0.653943 0.0 1.4271