condition mean min max 0 h after light 39.83945 39.1765 40.5024 2 h after light 30.877699999999997 30.808 30.9474 4 h after light 25.78715 23.3226 28.2517 8 h after light 33.0851 31.369 34.8012 12 h after light 43.2783 39.8671 46.6895 2 h after dark 47.148799999999994 46.1962 48.1014 4 h after dark 49.5112 49.0991 49.9233 8 h after dark 58.064099999999996 54.3528 61.7754 12 h after dark 45.5154 40.7135 50.3173