National-Report
The National-Report is the Colombian music industry standard singles popularity chart tracking company. Chart rankings are based on radio play and issued weekly. The data are compiled by monitoring radio stations through an automated system in real-time. National-Report also monitors data from Venezuela and Ecuador. The company provides the Top 100 Nacional, with only the first 20 positions released to the public, and the rest of the chart only available for subscribers. Records, milestones and achievements. This is a listing of significant achievements and milestones based upon the National-Report Top 100 Nacional. National-Report