January 2009 -7 months old
February 2009 – 8 months old
March 2009 – 9 months old
April 2009 – 10 months old
May 2009 – 11 months old
June 2009 – 12 months old
July 2009 – 13 months old
August 2009 – 14 months old
September 2009 – 15 months old
October 2009 – 16 months old
November 2009 – 17 months old
December 2009 – 18 months old