condition mean min max 3 h after light 40.24223333333333 38.4538 43.0599 6 h after light 37.1528 27.9982 42.2104 9 h after light 42.980666666666664 35.2513 52.2649 12 h after light 52.704025 42.0582 63.4125 3 h after dark 66.10793333333334 62.967 69.8178 6 h after dark 58.9257 54.8796 64.1735 9 h after dark 49.67726666666667 43.8759 56.7573 12 h after dark 48.1369 43.9312 52.3426