Do they take if by saying kids in 10-12 grades or how is it figured out?

All school enrollment figures for 2020-21 sports year with one- and five-year enrollment comparisons
The WIAA has released enrollment figures it will use to place all schools and teams into postseason divisions for the 2020-21 season. These enrollment numbers are reported by the schools and include any charter schools that may participate in athletic programs. Single-gender schools Marquette, Div