CREATE TABLE table_37016 ("School" CLOB, "Location" CLOB, "Mascot" CLOB, "County" CLOB, "Enrollment 08-09" FLOAT, "IHSAA Class" CLOB, "IHSAA Class Football" CLOB, "Year Joined" FLOAT, "Previous Conference" CLOB)

The school of Portage was in what conference previous?
SELECT "Previous Conference" FROM table_37016 WHERE "School" = 'portage'
SELECT "Previous Conference" FROM "table_37016" WHERE "School" = 'portage'