CREATE TABLE table_203_89 (id DECIMAL, "#" DECIMAL, "name\ ( birth-death ) " TEXT, "took office" TEXT, "left office" TEXT, "monarch" TEXT, "prime minister" TEXT)

which governor served for the least number of years ?
SELECT "name\n(birth-death)" FROM table_203_89 ORDER BY "left office" - "took office" LIMIT 1
SELECT "name\n(birth-death)" FROM "table_203_89" ORDER BY "left office" - "took office" NULLS FIRST LIMIT 1