GERMANY       ARTIST | TOTAL CERTIFIED UNITS   RIHANNA | 15,400,000 MADONNA | 12,550,000 P!NK | 8,575,000 CÉLINE DION | 8,450,000 WHITNEY HOUSTON | 7,320,000 BRITNEY SPEARS | 6,950,000 TINA TURNER | 6,750,000 LADY GAGA | 6,350,000 SHAKIRA | 6,350,000 DUA LIPA | 6,300,000   KATY PERRY | 5,750,000 SIA | 5,700,000 ADELE | 5,300,000 ARIANA GRANDE | 4,700,000 JENNIFER RUSH