The Mexican peso (sign: $; code: MXN) is the currency of Mexico. Modern peso and dollar currencies have a common origin in the 15th–19th century Spanish dollar, most continuing to use its sign, “$”.”Origin of Dollar Sign Is Traced To Mexico.” Editorial. Popular Science Feb. 1930: 59. Google Books. Bonnier Corporation. Web. 31 Oct. 2012. . The Mexican peso is the 8th most traded currency in the world, the third most traded in the Americas (after the United States dollar and Canadian dollar), and the most traded currency in Latin America.Monetary and Economic Department. “Foreign Exchange and Derivatives Market Activity in April 2013.” Triennial Central Bank Survey. Bank for International Settlements, September 2013. . The current ISO 4217 code for the peso is MXN; prior to the 1993 revaluation (see below), the code MXP was used. The peso is subdivided into 100 centavos, represented by “¢”. As of November 12, 2014, the peso’s exchange rate was $18.2782 per euro and $14.6648 per U.S. dollar.