CREATE TABLE table_203_731 (id DECIMAL, "pos." TEXT, "city" TEXT, "population\ ( ab ) " DECIMAL, "surface\ ( km2 ) " DECIMAL, "density\ ( ab/km2 ) " DECIMAL, "altitude\ ( mslm ) " DECIMAL)

what was the total population of seriate ?
SELECT "population\n(ab)" FROM table_203_731 WHERE "city" = 'seriate'
SELECT "population\n(ab)" FROM "table_203_731" WHERE "city" = 'seriate'