condition mean min max 0 h after light 10.8551 10.7606 10.9496 4 h after light 35.46395 34.2253 36.7026 8 h after light 29.984099999999998 29.9378 30.0304 4 h after dark 10.232195 9.77929 10.6851 8 h after dark 15.0168 14.3032 15.7304 12 h after dark 10.440035 9.95527 10.9248