CREATE TABLE table_204_508 (id DECIMAL, "no." DECIMAL, "race title" TEXT, "track" TEXT, "date" TEXT, "tv" TEXT)

what are the total number of races that took place in fort worth ?
SELECT COUNT("race title") FROM table_204_508 WHERE "track" = 'fort worth'
SELECT COUNT("race title") FROM "table_204_508" WHERE "track" = 'fort worth'