The top ten tracks at T 40 are:

Mark “No one knows who I am, but they like the song and Bruno” Ronson
Ed Sheeran, who I get, but don’t.
Hozier. Bet you didn’t see him coming
Meghan Trainor
Taylor Swift
Taylor Swift
Pitbull, this guy will always pop up.
Lilywood and Robin Schulz, I love the uniqueness of this song.
Maroon 5
Sam Smith