CREATE TABLE table_55114 ("Region" TEXT, "Capital" TEXT, "Area  ( km\\u00b2 ) " TEXT, "Area  ( sq. mi. ) " TEXT, "Population" TEXT, "GDP  (  bn  ) " TEXT)

What was the Gdp (bn) for the region that has ioannina as its Capital?
SELECT "GDP ( bn )" FROM table_55114 WHERE "Capital" = 'ioannina'
SELECT "GDP ( bn )" FROM "table_55114" WHERE "Capital" = 'ioannina'