condition mean min max 4 h after light 253.9 253.9 253.9 8 h after light 206.5 200.3 212.7 12 h after light 264.20000000000005 181.8 346.6 4 h after dark 352.70000000000005 307.1 398.3 8 h after dark 470.55 364.4 576.7 12 h after dark 515.55 485.9 545.2