condition mean min max 4 h after light 4.814582333333333 3.5783519999999998 6.874445 8 h after light 4.892338666666667 3.1141490000000003 6.253769 12 h after light 1.769069 1.606567 1.9328990000000001 16 h after light 14.322447 3.22642 36.13919 4 h after dark 3.241017333333333 2.594122 3.658817 8 h after dark 1.7704163333333334 1.663902 1.907454