condition mean min max 4 h after light 0.811674 0.0 1.62309 8 h after light 2.8426983333333333 0.473675 4.21876 12 h after light 3.4865600000000003 1.6854 5.69901 4 h after dark 4.769283333333333 3.54543 6.20602 8 h after dark 2.9791633333333336 2.03511 4.67011 12 h after dark 3.00765 2.46625 3.85076