Ireland's official biggest singles of 2021 revealed

officialcharts.com:

Ed Sheeran has claimed the biggest single in Ireland of 2021 with his blockbuster hit Bad Habits. New Official Charts and IRMA (Irish Recorded Music Association) data shows that Ireland's singles has enjoyed 12 months of continued year-on-year growth, the Official Charts can reveal today.

Ireland’s singles sector has enjoyed 15.5% year-on-year growth in 2021 to 81.2 million chart sales across all formats, largely driven by a 17% rise in premium audio streaming.

This includes paying for such premium subscription audio streaming services such as Spotify, Apple Music, Tidal, Youtube Music and more.

Ed Sheeran's Bad Habits is officially the biggest single released in Ireland in 2021. With 11 weeks in total. With 11 weeks at the top of the Irish Singles Chart, as well as 140,000 combines chart sales and 18.8 million streams, Bad Habits sees off competition from Olivia Rodrigo's Drivers License and Good 4 U to claim the top spot.