condition mean min max 0 h after light 2.8198 2.40427 3.23533 2 h after light 3.79453 3.37411 4.21495 4 h after light 1.50528 1.17837 1.83219 8 h after light 3.715035 2.48297 4.9471 12 h after light 3.910595 3.01842 4.80277 2 h after dark 5.421825 4.03676 6.80689 4 h after dark 4.13133 3.46622 4.79644 8 h after dark 3.3200700000000003 3.25983 3.38031 12 h after dark 3.7391500000000004 1.92482 5.55348