Rookie group EXO's debut album 'MAMA' surpassed100,000 copies in sales within a month of its release.

EXO’s first mini album 'MAMA was released on April 9, according to SM Entertainment EXO-K has sold 71,473 copies while EXO-M sold 38,807 copies bringing the total to 112,800 copies until May 9.

This is a remarkable achievement for a rookie group that had their debut a month ago to surpass 100,000 copies, especially as the album sales market has been decreasing.

EXO-K's album also topped Gaon’s monthly album chart in April and EXO-M's ranked #6.

EXO-K is to appear at '2012 Dream Concert' on May 12.