Brand New / 7lbs10oz / 20.5in One Month / 9lbs4oz / 21.14in Two Months / 10lbs14oz / 22.83in Three Months / 12lbs3oz / 24.4in Four Months / 13lbs2oz. / 25.5in. Five Months / 14lbs4oz Six Months / 15lbs6oz / 26.6in. Seven Months Eight Months Nine Months / 18lbs11oz / 28.2in Ten Months Eleven Months Twelve Months / 19lbs11oz / 29.5in Month by Month Nicole Haroutunian May 5, 2017