Good morning. Because of this test was very important for the infants we discussed these normal values, at percentage unit duo to it's derived by equations. Newborns: 55% to 68%, One (1) week of age: 47% to 65%, One (1) month of age: 37% to 49%, Three (3) months of age: 30% to 36%, One (1) year of age: 29% to 41%, Ten (10) years of age: 36% to 40%, Adult males: 42% to 54%, Adult women: 38% to 46%