condition mean min max 0 h after light 0.1738035 0.0 0.347607 4 h after light 0.265639 0.0 0.531278 8 h after light 0.0884605 0.0 0.176921 4 h after dark 0.1713715 0.0 0.342743 8 h after dark 0.601275 0.517852 0.684698 12 h after dark 0.0848945 0.0 0.169789