CREATE TABLE table_203_519 (id DECIMAL, "pos" DECIMAL, "no" DECIMAL, "driver" TEXT, "team" TEXT, "laps" DECIMAL, "time/retired" TEXT, "grid" DECIMAL, "points" DECIMAL)

charles zwolsman acquired the same number of points as who ?
SELECT "driver" FROM table_203_519 WHERE "driver" <> 'charles zwolsman' AND "points" = (SELECT "points" FROM table_203_519 WHERE "driver" = 'charles zwolsman')
SELECT "driver" FROM "table_203_519" WHERE "driver" <> 'charles zwolsman' AND "points" = (SELECT "points" FROM "table_203_519" WHERE "driver" = 'charles zwolsman')