condition mean min max 4 h after light 3.207653666666667 3.126042 3.336066 8 h after light 2.380923 1.324748 3.1517619999999997 12 h after light 2.069786666666667 1.4298600000000001 3.065843 16 h after light 12.183699666666667 2.734466 30.632440000000003 4 h after dark 2.9290516666666666 1.851429 4.3434550000000005 8 h after dark 2.541684 1.426732 3.9728269999999997