CREATE TABLE table_80304 ("Year" TEXT, "Winner" TEXT, "Country" TEXT, "Score" TEXT, "Margin" TEXT, "Runner ( s ) -up" TEXT)

In what year was the score 204 (-6)?
SELECT "Year" FROM table_80304 WHERE "Score" = '204 (-6)'
SELECT "Year" FROM "table_80304" WHERE "Score" = '204 (-6)'