condition mean min max 3 h after light 21.386166666666668 18.3692 24.1177 6 h after light 24.072733333333332 16.5613 29.4912 9 h after light 23.7303 19.424 28.8983 12 h after light 29.232025 23.693 33.0348 3 h after dark 24.899533333333334 22.3023 28.4208 6 h after dark 14.4154 13.6499 15.5107 9 h after dark 12.8302 11.5218 14.6988 12 h after dark 14.09665 14.0498 14.1435