condition mean min max 3 h after light 3.9831833333333333 2.44062 5.06377 6 h after light 2.0899 1.28242 3.07407 9 h after light 1.9935 1.19 3.03559 12 h after light 5.1779375000000005 2.89095 10.4494 3 h after dark 2.7477633333333333 2.37941 3.18927 6 h after dark 2.082046666666667 1.56369 2.79907 9 h after dark 2.50368 1.26448 4.61046 12 h after dark 3.77101 2.85766 4.68436