The ages each Gen Z graduating class turns during this school year

2015 (1996-1997 borns): 30

2016 (1997-1998 borns): 29

2017 (1998-1999 borns): 28

2018 (1999-2000 borns): 27

2019 (2000-2001 borns): 26

2020 (2001-2002 borns): 25

2021 (2002-2003 borns): 24

2022 (2003-2004 borns): 23

2023 (2004-2005 borns): 22

2024 (2005-2006 borns): 21

2025 (2006-2007 borns): 20

2026 (2007-2008 borns): 19

2027 (2008-2009 borns): 18

2028 (2009-2010 borns): 17

2029 (2010-2011 borns): 16

2030 (2011-2012 borns): 15

2031 (2012-2013 borns): 14

I know 1996 and 2013 aren't Gen Z and are Millienials and Gen Alpha respectively, but they're grouped with some 1997 and 2012 borns, which are both Gen Z.