BTOB member and solo artist Changsub has wrapped up the first-week sales for his recent album.

On October 2, the artist made a comeback with his first full-length album '1991,' which features the title track "33." And according to the Hanteo chart, the album recorded 44,738 album sales during its first-week.

With this, '1991' has become Changsub's best-selling album in first-week sales, surpassing 'MARK,' which had around 35,918 first-week sales.

Congratulations to Changsub!