CREATE TABLE table_203_282 (id DECIMAL, "date" TEXT, "racecourse" TEXT, "distance" TEXT, "race status" TEXT, "race" TEXT, "position" TEXT, "winning distance  ( lengths ) " DECIMAL, "jockey" TEXT, "rating" DECIMAL, "going" TEXT, "odds" TEXT, "prize money" TEXT)

how many races in 2004 , did johnny murtagh not make more than 50,000 dollars in prize money ?
SELECT COUNT(*) FROM table_203_282 WHERE "prize money" <= 50000
SELECT COUNT(*) FROM "table_203_282" WHERE "prize money" <= 50000