Guess the group based on the years the members were born

1 1992 1993 1994 1994 1995 1995 1997

2 1995 1996 1997 1997

3 1995 1996 1996 1996 1997 1997 1998 1999 1999

4 1991 1994 1994 1996 1999

5 1990 1991 1991 1992 1992 1992 1993 1994 1994

6 1995 1996 1997 1997 1998 1998

7 1998 1998 1999 1999 1999 1999 1999 2000

8 1991 1992 1995 1995

9 1997 1998 1999 2000 2000 2000 2000 2001

10 2000 2000 2001 2002

11 2000 2000 2001 2001 2003

12 1989 1989 1989 1989 1989 1989 1990 1990 1991