CREATE TABLE table_31374 ("Country with flag" TEXT, "Area  ( km\\u00b2 ) " FLOAT, "Population  ( 1 July 2005 est. ) " FLOAT, "Population density  ( per km\\u00b2 ) " TEXT, "Capital" TEXT)

What is every entry for area if capital is Port-au-Prince?
SELECT "Area (km\u00b2)" FROM table_31374 WHERE "Capital" = 'Port-au-Prince'
SELECT "Area (km\u00b2)" FROM "table_31374" WHERE "Capital" = 'Port-au-Prince'