CREATE TABLE table_204_468 (id DECIMAL, "pos" DECIMAL, "no" DECIMAL, "driver" TEXT, "team" TEXT, "laps" DECIMAL, "time/retired" TEXT, "grid" DECIMAL, "points" DECIMAL)

alex zanardi came in first place , what is his number ?
SELECT "no" FROM table_204_468 WHERE "pos" = 1
SELECT "no" FROM "table_204_468" WHERE "pos" = 1