condition mean min max 2 h after light 0.65491 0.249939 1.18146 6 h after light 1.6266455 0.578953 3.03049 10 h after light 1.1889851666666666 0.587658 1.90699 14 h after light 1.1601006666666667 0.120952 1.91847 18 h after light 0.9603995000000001 0.258633 2.03921 2 h after dark 0.6340281666666667 0.0 1.34071