CREATE TABLE table_12662 ("Club" CLOB, "League" CLOB, "Sport" CLOB, "Established" CLOB, "Championships" FLOAT)

Which Championships have a League of ontario australian football league?
SELECT "Championships" FROM table_12662 WHERE "League" = 'ontario australian football league'
SELECT "Championships" FROM "table_12662" WHERE "League" = 'ontario australian football league'