Monitor Latino (stylised monitorLATINO) is a singles chart founded in 2003 which ranks songs on chart based on airplay across radio stations in Latin American countries and Hispanic radio stations in the United States using the Radio Tracking Data, LLC in real time. Monitor Latino started monitoring radio stations in Mexico and the United States in 2003. The company later expanded into other Latin American markets, and currently it monitors radio stations and issues music charts for 18 countries. In January 2012, Monitor Latino began surveying radio stations in the Dominican Republic, Colombia, Ecuador, Venezuela, and Guatemala, publishing singles chart which were only accessible to subscribers. Since 2016, their complete charts are accessible to the general public, and an archive for their weekly charts after July 2014 is available on their website. Monitor Latino hosts an annual award show which is held in Los Angeles, California. The company has its offices in Los Angeles and in Guadalajara, Mexico. Number-one songs Argentina 2016 – present Bolivia 2016 2017 2018 2019 2020 2021 Chile 2021 Colombia 2018 Guatemala 2018 Mexico 2002-2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 Panama 2016 2017 2018 2019 2020 2021 Puerto Rico 2020 Venezuela 2018 Year-end charts Latin America In 2017, Monitor Latino introduced a general year-end chart for the 100 most-played songs in radio stations across Latin America. The first year-end chart measured data from 15 countries, a figure that increased to 19 as of 2019. 2017 2018 2019 Mexico 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Charts by country Monitor Latino provides a total of seventy-three Airplay charts, distributed in eighteen countries and one region and sixteen music genres. Argentina Top 20 General Top 20 Nacional Top 20 Latino Top 20 Anglo Bolivia Top 20 General Top 20 Anglo Top 20 Latino Brasil Top 20 General Chile Top 20 General Top 20 Nacionalidad Top 20 Pop Top 20 Urbano Top 20 Popular Top 20 Tropical Top 20 Anglo Colombia Top 20 General Top 20 Vallenato Top 20 Crossover Top 20 Pop Top 20 Tropical Top 20 Urbano Top 20 Popular Top 20 Anglo Costa Rica Top 20 General Top 20 Urbano Top 20 Anglo Dominican Republic Top 20 General Top 20 Bachata Top 20 Merengue Top 20 Salsa Top 20 Urbano Top 20 Pop Top 20 Anglo Ecuador Top 20 General Top 20 Nacionalidad