CREATE TABLE table_203_198 (id DECIMAL, "season" TEXT, "series" TEXT, "team" TEXT, "races" DECIMAL, "wins" DECIMAL, "poles" DECIMAL, "fast laps" DECIMAL, "points" DECIMAL, "pos." TEXT)

what is the number of formula one series races that cochet has been in ?
SELECT COUNT("series") FROM table_203_198 WHERE "series" = 'formula one'
SELECT COUNT("series") FROM "table_203_198" WHERE "series" = 'formula one'