Billboard, which has been ranking the hottest 100 songs in the U.S. market since 1958, now is singing a Canadian tune.

On Wednesday, the company announced the launch of the Billboard Canadian Hot 100 chart.

The chart will be based on the top-selling digital downloads and most played tracks on radio in Canada.

Data will come fromCanada Digital Songs, which measures downloads, andCanada All-Format Airplay, based on results frommore than 100 stations representing rock, country, adult contemporary and Top 40 genres.

The first Canadian Hot 100 chart will be issued Thursday, along with other Billboard charts, such as the U.S. Hot 100 and the Billboard 200 list of top-selling albums.

"The new Billboard Canadian Hot 100 will serve as the definitive measure of Canada's most popular songs, continuing our magazine's longstanding tradition of using the most comprehensive resources available to provide the world's most authoritative music charts," Geoff Mayfield, director of charts at Billboard, said in a release announcing the new chart.

Billboard operates a weekly publication, now in its 112th year,and a website, as well ascompilingmusic sales data.