condition mean min max 2 h after light 0.4974938333333333 0.0 0.926291 6 h after light 0.522685 0.0 1.71408 10 h after light 1.0495885 0.405439 2.35582 14 h after light 1.3151088333333334 0.0 2.70804 18 h after light 0.9096795 0.0 3.66422 2 h after dark 0.5422115 0.0 1.65625