condition mean min max 0 h after light 4.225685 3.35903 5.09234 2 h after light 1.7993 1.59652 2.00208 4 h after light 1.959805 1.67924 2.24037 8 h after light 2.01484 1.43466 2.59502 12 h after light 1.99859 1.28926 2.70792 2 h after dark 1.25668 1.1051 1.40826 4 h after dark 1.298479 0.993548 1.60341 8 h after dark 3.24912 3.14376 3.35448 12 h after dark 5.501525 3.98825 7.0148