It’s finally starting tomorrow

(1)It’s going to change from June
(2)an age calculation method
(3)Year, year, year, year, year, year, year, year
(4)Born in 1993, 29 years old, 30 years old, born in 1983, 39 years old, 40 years old
(5)Born in 1994, 28-29 years old, born in 1984, 38-9 years old
(6)Born in 1995, 27-28 years old, born in 1985, 37-8 years old
(7)Born in 1996, 26 years old, 27 years old, 36 years old, 37 years old
(8)Born in 1997, 2526 years old, born in 1987, 35 years old, 36 years old
(9)Born in 1998, 24 years old, 25 years old, 34 years old, 35 years old
(10)Born in 1999, 23 years old, 24 years old, and born in 1989, 33 years old, 34 years old
(11)Born in 2000, 22 years old, 23 years old, and born in 1990, 32 years old, 33 years old
(12)Born in 2001, 21 years old, 22 years old, 91 years old, 31 years old, 32 years old
(13)21 years old, 02 years old, 20 years old, 31 years old, 92 years old, 30 years old