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

what is the difference between the greatest winnings and the least winnings ?
SELECT MAX("winnings") - MIN("winnings") FROM table_203_424
SELECT MAX("winnings") - MIN("winnings") FROM "table_203_424"