condition mean min max 0 h after light 7.913465 7.58237 8.24456 2 h after light 4.18577 3.77408 4.59746 4 h after light 2.7735700000000003 2.49648 3.05066 8 h after light 1.463495 1.34815 1.57884 12 h after light 2.810685 2.1935 3.42787 2 h after dark 3.25081 2.56683 3.93479 4 h after dark 4.833565 4.6293 5.03783 8 h after dark 6.961705 5.44854 8.47487 12 h after dark 6.5473 6.33385 6.76075