condition mean min max 0 h after light 2.23459 1.85793 2.61125 2 h after light 2.770925 2.4915 3.05035 4 h after light 3.2578500000000004 2.50414 4.01156 8 h after light 2.726645 2.57517 2.87812 12 h after light 3.49965 3.31736 3.68194 2 h after dark 3.695535 3.34734 4.04373 4 h after dark 2.7544899999999997 2.70336 2.80562 8 h after dark 3.74737 3.74412 3.75062 12 h after dark 2.48301 2.39641 2.56961