For decades the dollar has also been the world's principal reserve currency; in 1996, the dollar accounted for approximately two-thirds of the world's foreign exchange reserves", as compared to about one-quarter held in euros (see Reserve Currency).
Durante décadas, o dólar tamén foi a moeda de reserva principal do mundo; en 1996 representaba aproximadamente dous terzos das reservas de divisas no mundo", contra o aproximadamente un cuarto que lle corresponde ao euro.