condition mean min max 3 h after light 20.8753 20.5621 21.1743 6 h after light 29.322866666666666 23.4182 33.8267 9 h after light 33.736 32.5181 35.2788 12 h after light 32.071325 21.4838 43.9873 3 h after dark 36.81773333333334 29.3277 41.3964 6 h after dark 25.89303333333333 22.2821 29.1852 9 h after dark 19.026633333333333 17.1164 20.9132 12 h after dark 17.195349999999998 16.9632 17.4275