CREATE TABLE table_1533 ("Urban area  ( locality ) " TEXT, "Municipality" TEXT, "Population" FLOAT, "Land area  ( hectares ) " TEXT, "Density  ( inh./km\\u00b2 ) " TEXT, "Code" FLOAT)

How many codes have a population of 598 in Vellinge Municipality?
SELECT COUNT("Code") FROM table_1533 WHERE "Municipality" = 'Vellinge Municipality' AND "Population" = '598'
SELECT COUNT("Code") FROM "table_1533" WHERE "Municipality" = 'Vellinge Municipality' AND "Population" = '598'