condition mean min max 4 h after light 310.4461333333333 289.1321 332.7003 8 h after light 84.97331 71.6139 104.3206 12 h after light 82.7904 63.52906 93.4911 16 h after light 197.99533333333332 149.9531 229.628 4 h after dark 205.56203333333335 167.6147 262.0731 8 h after dark 274.1149 231.8439 354.5555