condition mean min max 3 h after light 248.20313333333334 66.6934 406.178 6 h after light 87.3423 59.0224 129.117 9 h after light 72.4164 67.2602 75.2512 12 h after light 95.42135 70.2934 117.364 3 h after dark 145.76933333333332 131.817 159.254 6 h after dark 147.33516666666668 64.8885 245.669 9 h after dark 147.734 72.6256 287.004 12 h after dark 92.4058 55.2386 129.573