CREATE TABLE table_203_726 (id DECIMAL, "year" DECIMAL, "national champion" TEXT, "score" TEXT, "runner-up" TEXT, "host or site" TEXT)

who had the greater score in 2012 , stanford or usc ?
SELECT "national champion" FROM table_203_726 WHERE "year" = 2012
SELECT "national champion" FROM "table_203_726" WHERE "year" = 2012