CREATE TABLE table_203_424 (id DECIMAL, "year" DECIMAL, "starts" DECIMAL, "wins" DECIMAL, "top 5" DECIMAL, "top 10" DECIMAL, "poles" DECIMAL, "avg. start" DECIMAL, "avg. finish" DECIMAL, "winnings" TEXT, "position" TEXT, "team ( s ) " TEXT)

what is the first year steve grissom had a top 5 finish in the nation wide series ?
SELECT MIN("year") FROM table_203_424 WHERE "top 5" > 0
SELECT MIN("year") FROM "table_203_424" WHERE "top 5" > 0