condition mean min max 4 h after light 55.448664 52.570596 58.326732 8 h after light 70.0510855 48.563146 91.539025 12 h after light 114.527661 75.387691 153.667631 4 h after dark 136.7320575 105.693597 167.770518 8 h after dark 113.49536499999999 83.847731 143.142999 12 h after dark 85.938724 85.938724 85.938724