condition mean min max 0 h after light 4.233615 3.9159 4.55133 2 h after light 3.06997 2.63838 3.50156 4 h after light 3.34321 2.98926 3.69716 8 h after light 3.196675 3.04201 3.35134 12 h after light 5.558905 5.3402 5.77761 2 h after dark 5.5919 5.54686 5.63694 4 h after dark 5.02581 4.7629 5.28872 8 h after dark 5.756405000000001 5.57382 5.93899 12 h after dark 4.92464 4.51294 5.33634