Latin music has played an important role in culture and identity across the Americas by being inclusive of all races and social backgrounds. It has absorbed influences from a variety of styles without imposition of standards. Argentina is known for the tango worldwide and rock genres like Rock Nacional and Rock en Español. Mexico has immense musical diversity varying by each of its 31 states. Representative styles include mariachi music, though mariachi musicians perform technically complex blended styles. In Panama, Spanish reggae originated in 1977 and competes with reggaeton, which has Puerto Rican influences like bomba and plena. Latin American music is characterized by its diversity, from lively Central American and Caribbean rhythms to more subdued Southern South American sounds,