Currently, a pentagon stretching between London, Paris, Milan, Munich and Hamburg represents 20% of the Union's surface area, but contains 40% of its population and provides 50% of its gross domestic product.
Le pentagone Londres -Paris -Milan -Munich -Hambourg représente aujourd'hui 20% de la superficie de l'Union, mais il regroupe 40% de sa population et fournit 50% de son Produit Intérieur Brut.