Best selling female eras worldwide :
#1
Adele - 21 : 164 million
#2
Lady Gaga - The Fame + Monster : 152 million
#3
Katy Perry - Teenage Dream : 150 million
#4
Taylor Swift - 1989 : 120 million
#5
Billie Eilish - WWAFAWDWG : 108 millon
#6
Ariana Grande - My Everything : 107m