CREATE TABLE table_203_150 (id NUMBER, "season" NUMBER, "series" CLOB, "team" CLOB, "races" NUMBER, "wins" NUMBER, "poles" NUMBER, "f/laps" NUMBER, "podiums" NUMBER, "points" NUMBER, "position" CLOB)

how long has nico rosberg competed in the formula one series ?
SELECT MAX("season") - MIN("season") FROM table_203_150
SELECT MAX("season") - MIN("season") FROM "table_203_150"