condition mean min max 0 h after light 0.32677 0.163604 0.489936 4 h after light 0.0805085 0.0 0.161017 8 h after light 0.080786 0.0 0.161572 4 h after dark 0.4022505 0.160393 0.644108 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0