Question: What was the attendance of the north melbourne's home game?
SQL: SELECT COUNT("Crowd") FROM "2-10809271-20" WHERE "Home team" = 'north melbourne';

Question: What was the attendance at the Fitzroy home game?
SQL: SELECT SUM("Crowd") FROM "2-10809271-20" WHERE "Home team" = 'Fitzroy';

Question: What was Richmond's highest attendance?
SQL: SELECT MAX("Crowd") FROM "2-10809271-20" WHERE "Home team" = 'Richmond';